Windows 2003 server configure smtp website jobs
...Drupal, develop some custom modules, add needed DB tables and integrate some existing functionalities via APIs. For fiscal reasons, the freelance can be of any nationality but must be a physical person residing in EU and with a valid EU VAT code. We will ask you the VAT and check it before proceeding. **** DON'T WASTE MY AND YOUR TIME IF YOU DON'T HAVE EU VAT *** Your tasks: ========= 1) Configure the Drupal site by creating its pages, menus and users (there is a mockup for reference). Consider 25-30 pages. 2) Develop a dynamic questionnaire, in the sense that contents of page N may depend from answers in pages 1...(N-1). Results of questionnaires can be saved to and retrieved from the database. For the creation of the questionnaire you will base your work on an ex...
...involves finding the most efficient route for transporting goods. It considers factors like distance, road conditions, restrictions (such as weight and height limits), bridges, speedways, and vehicle capacity. o Dynamic Factors: AI algorithms take into account real-time data such as traffic conditions, road closures, construction works, accidents, customs delays, weather conditions, and delivery windows. o Benefits: § Cost Efficiency: Optimized routes minimize travel distance and reduce fuel consumption, thus lowering overall transportation costs. § Time Savings: Efficient routes lead to faster deliveries, improved customer satisfaction, and less time spent on the road. § Resource Utilization: By selecting efficient routes, companies can better utiliz...
Project Description: We are seeking proposals specifically for the design aspect of a unified app store platform that facilitates the download and upload of applications across multiple operating systems, including Windows, macOS, Linux, Android, and iOS. The primary focus of this project is to develop a user-friendly interface that enhances the browsing, searching, and downloading experience for users across various platforms. Key Objectives: Develop a visually appealing and intuitive user interface design for the app store platform. Ensure consistency and accessibility across Windows, macOS, Linux, Android, and iOS devices. Incorporate user-friendly navigation and search functionalities for efficient app discovery. Design clear and concise app detail pages that provide es...
Necesito actualizar aversión de crystal en mi proyecto de Windows form y . Net.
Currently I'm looking for a talented editor who can bring value t...searching for a long-term partner who can do similar tasks whenever they arise. I am creating AI Art based on plane photography that I have done. I need someone who is able to: - do small corrections of errors that the AI has built into the images - remove background in some cases - export the work in high quality ready for print I added one picture as an example: Here the AI has arranged the windows incorrectly. This should be corrected, then I need the corrected image and additionally the airplane without background. I have a few similar jobs to do in the coming week. Please write the price you want to earn per job in your offer. Feel free to write to me if you have any further questions! With best re...
I'm seeking an experienced developer to configure my Odoo 17 SH platform with my current business email provider, Outlook, a part of Office 365 suite. Required Skills and Experience: - Proven experience with (version 17 specifically) - Experience with Office 365 (Outlook email integration) - Problem-solving abilities and diligence in execution Project Requirements: - A flawless connection between and Outlook (send and receive emails via Odoo) - Reliable syncing of emails between the two platforms Looking for a quick and efficient freelancer who has experience in troubleshooting email integration in Odoo with Office 365.
I have a website consisting of various system files within a public_html directory. Preceding the public_html (in the / directory), there are additional system files that are essential. I currently have 1 TB of data on the server, comprising images and other files. Up until now, I've been using FTP to manually upload code changes. However, I aim to transition to using GitHub, allowing me to leverage familiar code editors and enabling automatic updates to server files upon saving. However, the issue I'm encountering is that when attempting to update the server from GitHub, it scans for changes and potentially deletes files not present on GitHub. I don't want, for instance, the images stored on the server to be included in a separate defined...
I require an IT specialist proficient in integrating our business operations with the specific for online international transactions via the VISANET platform system. I'm solely interested in engaging with experts who can work within this platform. For our organization, currently in the process of website development, we seek an IT professional to establish and configure the payment gateway. This gateway should facilitate international donations seamlessly through the VISANET platform, utilizing industry-standard technical protocols such as IAT, IAC, and CIS. Furthermore, we expect the specialist to implement an application or webpage for monitoring and tracking transaction activities.
I require a knowledgeable freelancer to remotely assist me in installing the latest versions of MongoDB, , AngularJS, and Node.js (the MEAN stack) on my Windows laptop. Key Skills and Experience: - Expertise in performing software installations via command-line interfaces - Proficient in MEAN stack technologies - Familiarity with Windows OS Job Expectations: - Guiding me through the complete installation of the updated MEAN stack - Ensuring the seamless functioning of MEAN stack post-installation - Providing a concise walkthrough of the process for future reference Please note, I am comfortable with advanced command line operations, hence, expect highly technical guidance for this task.
I am in need of a seasoned professional for my database migration project. My existing database resides on SQL Server 2022 and I am aiming to migrate it to Oracle 19c. - The size of my SQL Server database is small, amounting to under 1 GB, but there are around 450 procedures and functions which have to be migrated - Experience with handling similar sized databases and an in-depth understanding of SQL Server 2022 and Oracle 19c is a must. - Proficiency in SQL and database migrations are critical, along with a problem-solving attitude. - The freelancer must ensure smooth transition with no data loss and optimal functionality post migration. - An established process, clear communication and deadline adherence are necessary. This is a challenging role requiring high expe...
I am urgently in need of a technician capable of setting up Sylius on our Linux server. The task needs to be expedited and experts with a proven track-record in similar projects will be ideally suited. Requirements: - Proficient in Sylius installation - Comprehensive understanding of Linux server operations - Ability to work quickly and meet deadlines The successful candidate will be well versed in managing servers with quick response times and high efficiency, particularly on a Windows platform. Please only bid if you can complete the project immediately.
I need a proficient developer to set up an ICE (STUN / TURN) server and a signaling server on my VPS. Key tasks include: - Enable real-time communication - Improve server performance - Enhance video call quality Features required: - Establish peer-to-peer connections - NAT traversal - Media relay Programming languages preferred: - Python - Java - Node.js Ideal candidate should have robust knowledge of real-time communication systems and good hands-on experience with server setup. Knowledge of network traversal using STUN/TURN server would be an add-on. In addition, familiarity with Python, Java, and Node.js is also highly desirable.
...I look forward to your innovative and effective approach to my advertising needs. Are you using a Windows computer there? I will send you a link below containing all the information you need in one zip file, including terms of contract, resume, website, images, product descriptions, public records company and goals so you can better understand us. *Google, FB Ads- Campaign Budget: *Job Details and Salary: *Please Prepare: -Connects to Windows devices -CV/resume -Investment portfolio -Questions and discussions Best regards,...
I'm urgently in need of someone who can help me migrate all my data and crucial apps from my old Windows laptop to a new one. The most vital apps for my work are: - Productivity Apps (e.g. MS Office, Note Taking apps) - Communication Apps (e.g. Email Clients, Chat tools) The freelancer should have expertise in: - Windows data migration - Software installation - Troubleshooting potential issues The aim is to make my new laptop fully functional and user-friendly as soon as possible. The quicker you can accomplish this, the better. Candidates with demonstrated knowledge and experience in similar tasks will have a higher chance of success.
Maintenance: AWS Restful API Server Experience AND PHP Laravel Backend Restful API Expert AWS Requirements: - Create/Configure a new instance for a PHP and DB RESTFUL instance. The instance must be capable of 60 simultaneous Restful API server connections. Each Restful connection must support up to 60 seconds of single-call data transfer. The largest PHP Restful API call data transfer is up to 4 MB with an average of. Document the steps of creating and configuring this instance so that a Program Manager role can replicate it. Note: This work is to duplicate the Production Server on another AWS account. We need to create a Dev Server for mobile app development and understand the Production Server. We also need to configure a ...
I am looking for an expert to boost the function and layout of a Windows program editor. Massive changes are required without touching the underlying code. This includes: - Giving a fresh paint to the color scheme and theme. - Reorganizing menu and navigation options for better usability. - Altering the placement of buttons and elements to optimize workspace. The revitalized editor will not only allow me to edit and modify existing program files, but also facilitate the creation of new ones. Plus, compiling and running programs should be seamless. Skills required: - Proficiency in programming for Windows. - Experience with UI/UX design and usability. - Strong understanding with software structure and architecture. This will be a great project for anyone proficient in ...
I'm on the hunt for a Salesforce CPQ part-time contractor. Although the job isn't time-sensitive, I need your commitment to offering quality service. The primary role will involve: - Salesforce CPQ Developer Design, develop, and maintain Salesforce CPQ solutions that meet business requirements. Collaborate with stakeholders to gather and analyze requirements for CPQ functionalities. Configure, customize, and optimize Salesforce CPQ applications to ensure smooth and efficient operations. Integrate Salesforce CPQ with other enterprise systems and third-party applications. Develop and maintain documentation for Salesforce CPQ processes, systems, and procedures. Provide technical expertise in Salesforce CPQ to project teams and stakeholders. Troubleshoot and resolve issues r...
...Can you let me know how to fix it. npm WARN cleanup ] npm ERR! code 1 npm ERR! path C:SPORTSUISPORTS-ui-repositorynode_modulesgifsicle npm ERR! command failed npm ERR! command C:windowssystem32 /d /s /c node lib/ npm ERR! (node:5224) [DEP0040] DeprecationWarning: The `punycode` module is deprecated. Please use a userland alternative instead. npm ERR! (Use `node --trace-deprecation ...` to show where the warning was created) npm ERR! ‼ read ECONNRESET npm ERR! ‼ gifsicle pre-build test failed npm ERR! i compiling from source npm ERR! × Error: Command failed: C:windowssystem32 /s /c "autoreconf -ivf" npm ERR! 'autoreconf' is not recognized as an internal or external command, npm ERR! operable program or batch file. npm ERR! n...
As an advanced network security professional, I am seeking a skilled freelancer who can assist me in installing a software-based firewall. This project will require extensive knowledge and understanding of software firewalls and their proper configuration. Your role will be two-fold: 1. Guided Firewall Installation: - You will guide me remotely via screen-sharing to properly install and configure the software firewall without having direct access. 2. Tutor for Network Security: - Simultaneously, you will educate me on the principles of network configuration and firewall rule setup. The successful applicant will have proven experience in network security, firewall installation and configuration. Knowledge transfer skills are crucial as you would be teaching me while we undertake...
I'm in need of a professional to upload and configure an NPM package with docker on my AWS. Both expertise in AWS and Docker are imperative. Knowledge in React is also necessary as that is the NPM package we'll be working with. Unfortunately, I did not specify which functionalities I want in the React app, so a flexible approach and the ability to work with various functionalities will be a plus. I look forward to your bids.
I'm currently facing an issue with PHP not being able to connect to the MySQL database on XAMPP. Despite checking the connection parameters, restarting XAMPP and my PC, and even reinstalling XAMPP, the problem persists. I'm urgently seeking a professional who has experience with: - PHP programming - MySQL database - XAMPP configuration Your role will be to identify and rectify...professional who has experience with: - PHP programming - MySQL database - XAMPP configuration Your role will be to identify and rectify the root cause of this issue to restore normal functionality. Extensive knowledge of XAMPP's inner workings and PHP-MySQL connections is crucial for this task. I recently migrated a few personal websites from an old VPS to a new VPS and have been unable to confi...
I need an experienced professional who can: - Configure the firewall rules on my windows server 2012 to allow external access. - Set up medium level security (balanced rules with a certain level of access). - Create special rules within the firewall for specific applications. If you've worked with IIS in windows server and can effectively configure the DNS record, you're an ideal candidate. Proficiency in managing protocols, ports, and applications within the firewall is highly desirable. Knowledge in VPN configuration and port forwarding could also be beneficial, though not specifically required for this project. Please confirm your familiarity with these specifics in your bid.
We need professionals to test a Windows desktop file transfer app. Applicants need Linux SSH skills and knowledge of Active Directory.
... ). The idea is to scan each frame of the video, locate the Color Checker, and log its position. Key Requirements: - The script should be able to read a video in mp4, mkv, mov format. - The library used for reading the video is not fixed. You can choose from libraries like (e.g. OpenCV, PyAV, or MoviePy, but the solution should be compatible with both Windows and Linux (and mac) - take a look here: - The output should detail the (as a class, ColorCheckerCardPosition) ... - file path ... - file name ... - frame number ... - time code ... - rectangle coords (x1, y1, x2, y2) of the Color Checker card position ... - x,y, z angles of the Color Checker card position and should be outputed in a JSON
...recovery of a WordPress-based multimedia website and its subsequent migration to a new server. We have experienced some issues and are relying on professional help to bring the website back to full functionality. Key Tasks: - Recovery of the WordPress website, ensuring the multimedia content (images and videos) are fully restored. - Efficient migration to a new server without loss of data or website performance issues. - Ensuring the User Registration and Live Chat Support features remain fully integrated and functional post-migration. Essential Skills and Experience: - Extensive WordPress knowledge and experience - Expertise in website recovery and server migration - Proven experience dealing with multimedia websites - Profic...
Unless you have read this and can give me a brief statement on the post - I will not respond to yo...not respond to your bid. I hate the automated responses. I'm having an issue with my Outlook not connecting to the server on my Windows operating system. I have two accounts on my OUTLOOK - a gmail and one account on godaddy - It works fine on-line 365 and on my phone - But my desktop outlook - SUDDENLY STOPPED - It has been working fine for years - it keeps saying "trying to connect" - but when use my gmail account on outlook - it connects fine. Ideal freelancer for this task should have: - Expertise in troubleshooting server connectivity issues on Outlook - Proficiency in handling personal internet connection related difficulties - Extensive ...
I'm looking for a seasoned developer to build a tool capable of extracting text ,images, and links from a specific website. I will provide in a text what links i need to be scraped and the tool should save the data in a folder I'm particularly interested in your past experience relating to similar projects. The essential requirement for the tool is it should be compatible with the Windows operating system. Ideal Skills And Experience: - Expertise in web scraping - Proven track record of creating data extraction tools - Familiarity with Windows environment and compatible programming languages - A keen eye for detail to ensure accurate data extraction.
We are seeking a skilled embedded systems engineer to develop a FlexRay driver for the STMicroelectronics SPC56EL54 microcontroller. Responsibilities: - Design and implement a FlexRay driver utilizing both channels (A & B) for redundancy. - Configure and integrate the driver with configurable bus timing parameters and timeslot schedules. - Develop an API for message transmission and reception based on slot and cycle information. - Ensure code adheres to MISRA-C:2012 guidelines and established coding style practices. - Collaborate with the engineering team to integrate the driver seamlessly into the existing codebase. - Develop a test application to demonstrate driver functionality, to be developed for SPC56xL Discovery+ Evaluation board. The ideal candidate should have: - Prov...
I am looking for a skilled developer to create a custom Google Map using the Maps API. The map should have the following features: - Custom Styling: The map should have a unique design and layout that I have already prepared. - Interactive: Users should be able to interact with the map, such as clicking on markers and info windows. The ideal candidate for this project should have experience with: - Google Maps API: Familiarity with the API and its functionalities is essential. - Web Development: Proficiency in HTML, CSS, and JavaScript is required to build and customize the map. - Design: Knowledge of graphic design principles is a plus, as I already have a design prepared but may need some assistance in implementing it. If you are confident in your skills and can deliver a h...
I'm seeking an experienced programmer capable of creating a multifaceted application for Android, iOS, and Windows. This application aims to equip hotel guests with an automated login process for hotel WiFi networks, mirroring functionalities of the WiFi Master app on Android. Will need to have some way to activate the login for the guest. Key Features Required: - Automatic login to hotel WiFi - User-friendly interface - Support for multiple hotels The successful candidate should possess extensive experience in developing applications spanning multiple operating systems, with proven expertise in creating user-friendly interfaces and automating processes. Capabilities for secure data transmission, proficient handling of login mechanisms, and memory management for multiple site...
Previous experience of hosting mobile proxy server. I need HTTP , Socks5 , User Pass and Rotation Link for the mobile proxy. I need 50 4G Viettel Proxy ports for a long time. People from vietnam needed
Redesign the existing WooCommerce/WordPress website to fix checkout issues and improve the user interface. Develop a dynamic and movable splash screen along with an animated logo for the mobile application. Implement real-time availability for bookings to reflect live updates on the website and app. Integrate an automated email notification system for immediate alerts upon successful booking transactions. Enhance the checkout flow to ensure a smooth and efficient booking completion. Execute custom UI/UX modifications for the Flutter app to better display products and events. Upload and configure demo booking content on the website for presentation and testing. Resolve issues with map functionality in the Flutter app, ensuring accurate display and performance. Fi...
I am in need of a proficient consultant who can assist in setting up ClickUp 3.0 for my team to oversee the progression of projects at our AI research laboratory. We currently don't utilize ClickUp 3.0, thus this shall be a fresh setup. Below are my project requirements: - Configure ClickUp 3.0 to centralize and simplify the project management process of our ongoing AI research projects. - The setup must accommodate a team size of less than 10. Ideal skills and experiences: - Prior experience in handling ClickUp 3.0 setup is highly desirable. - Some understanding of AI research projects could be an advantage. - The candidate should exhibit good problem-solving skills and proficiency in project management. Remember, the goal is to utilize ClickUp 3.0 to its maximum poten...
I am looking for a precise and accurate professional to measure my living room. The main focus will be on the room's dimensions (length, width, and height) as well as the location of windows and doors. The purpose of these measurements is for an upcoming interior design project. Ideal candidates will have: - Experience with detailed room measurement - Knowledge of interior design space planning - Attention to detail - A proven record of precise measurements in their portfolio Your work will directly impact the success of the design process, so accuracy is a must.
...for a professional who can help modify and enhance my SSH server configuration. This project involves technical understanding of SSH server fundamentals and is best executed by a freelancer with significant experience in server administration and configurations. Key tasks: - Enable password authentication; - Change default SSH port; - Allow root login. Though not mentioned specifics, having a great profile with evidence of past work-related projects will be of added advantage. As this is an ongoing maintenance project, your ability to provide comprehensive proposals will be highly appreciated. It would be great if you have an understanding of different operating systems, as specifics are not mentioned but it can be either Windows, macOS, or Linux. Kindly...
...design knowledge to configure and adapt the design and functionalities of the "Events Manager Pro" plugin on a membership website with "Paid Membership Pro". Information about the website: Platform: WordPress Theme used: Child theme of Twenty Twenty-Four Main plugins: Paid Membership Pro and Events Manager Pro Hosting: Siteground Main tasks to be performed: Create a design for events in two columns and adapt it to the website's design. Display the list of attendees at events (this is done with placeholders ) Configure multiple registration forms depending on the event and whether the user is a member (logged in or not). Create a design for the page displaying all events (Upcoming Events). Configure and de...
I need to configure my server secure and upgrade the admin panel with their extensions
I need a skilled Kotlin programmer to create a small application for a school project to run on Windows. This isn't a mobile app, so expertise in Windows-based Kotlin software is essential. Basic topic / task: Programming a three-component application in Kotlin A “component” is understood to be a part of the program that exclusively covers a specific area of ​​responsibility of the overall application, functions independently and has defined interfaces. Examples of components: user interface (UI), business logic, controller, model, data connection. Any pattern can be selected as the application architecture, which covers the entire application divided into three logical components. It offers a pattern covered in class on, i.e. a layered architecture or MVC....
I need an experienced Python developer who is proficient with managing files and opening URLs using Python on Windows. The task involves writing a Python script that interacts with Windows file management system to initiate a specific action. Key Requirements: - Identify when a new file has been created within a certain directory. - Trigger an event to open a URL in Google Chrome whenever such a file is created. - It's critical that this URL opens in a new tab within an existing window of Chrome. You must have experience in: - Python - Windows Operating System - Chrome Browser Operations Knowledge of system monitoring and event-driven programming is also a big plus. The goal here is to automate processes and enhance productivity.
I'm seeking a proficient developer to create a virtual assistant that operates seamlessly on the Windows platform. Unfortunately, the functionalities of the assistant were not specified, therefore, potential freelancers should be prepared to code for a range of capabilities, including but not limited to: - Schedule management - Email correspondence - Web browsing While there's no set deadline for this project, the developer should have a track record for working efficiently under minimal supervision. Proficiency in AI technologies, Microsoft's Windows APIs, and programming languages such as Python or C#, will be ideal. The ability to conduct testing on different versions of Windows would also be beneficial. Previous experience developing similar soft...
I require assistance with port forwarding for my MySQL 5.7 database installed on a Windows operating system. I want to configure it to be accessible publicly on the internet. The desired freelancer should have the following skills and experience: • Knowledge of and experience with Windows operating systems • Understanding of MySQL 5.7 databases • Familiarity with port forwarding procedures • IP configuration expertise for public internet access The goal of this project is to ensure safe, secure, and proper configuration for public internet access without any compromise on performance. Can you help me achieve this?
Regularity in it Sales and management Administration consists of: Restaurants and cameras Tourism and Hotels Hospitals and medical centers Medical clinics School administration HR the sales Online stores Stores and supermarkets Pharmacies and Al-Dhakhir Sales and tank Money exchange and remittances Laboratories and factories Installment sales associations Sales in measurement
I'm on the look out for an Unreal Engine expert who can guide me through the process of packaging for development and distribution of an IOS project. Here's a bit about what I'm looking for: - An understanding of both Mac and Windows is crucial, as I work on both platforms. - I'm no beginner when it comes to Unreal Engine 5, but I am still learning and often get tangled up with errors related to certificates. - Patience and clarity are key – I much prefer detailed, explanatory guides over a quick walk-and-talk. - Flexibility to provide remote support would also be an advantage. If you are skilled in Unreal Engine 5, have experience with IOS packaging and are good at writing clear and understandable guides, I'd love to hear from you.
...help us increase the traffic to our (new) website that hosts a blog page (). 1) I would like to have a call with the consultant to explain the situation. 2) I would like the consultant to come back to me with a set of concrete actions about how to increase engagement with the website, including how to announce blog posts on Twitter and LinkedIn, how to change certain aspects of the Website to make it more engaging, etc. 3) I would like the consultant to configure Google Analytics 4 so that I can see relevant reports and user behavior that is relevant to this project. 4) I would like the consultant to help with SEO and other methods of increasing visibility. Ideal Skills and Experience: - Extensive experience in website optimization and SEO - Profi...
...experienced front-end developer to create a CSS, JavaScript, and HTML based web application. The main purpose of this project centers around user interface design, more specifically, the development of movable and collapsible DIVs that replicate the functionality of Windows Forms. It must have: - The ability to accommodate various desktop monitor resolutions at fill screen - A full width horizontal menu on the top with sub items -- Clicking one of these menu items displays the "movable" windows form like DIV - Movable, Windows Form like DIV's -- The important Aesthetic components are some Titlebar that has The ability to Minimize and close - Be able to display on a small screen mobile device top(w/o movable form capability etc) - Must have English ...
I need a skilled Kotlin programmer to create a small application for a school project to run on Windows. This isn't a mobile app, so expertise in Windows-based Kotlin software is essential. Basic topic / task: Programming a three-component application in Kotlin A “component” is understood to be a part of the program that exclusively covers a specific area of ​​responsibility of the overall application, functions independently and has defined interfaces. Examples of components: user interface (UI), business logic, controller, model, data connection. Any pattern can be selected as the application architecture, which covers the entire application divided into three logical components. It offers a pattern covered in class on, i.e. a layered architecture or MVC....
...searching for a capable developer to create an AI-powered software aimed at simplifying accounting tasks. The core functionality focuses on tax calculation, but I'm also open to other suggestions to enhance the overall system. Key features: - Tax Calculation: The software should accurately compute taxes, handling different tax brackets and jurisdictions with ease. - Compatibility: Developed for Windows users only. As for the customization level, I'm looking for moderate customization that corresponds precisely to my business needs but doesn't need to be overly detailed to the point it becomes hard to use. Skills and Experience: - Experience in software development particularly in the accounting field - Knowledge of AI technology integrated into softwa...
...effectively enable a secure WebSocket connection (wss://) on my Windows Server 2019. I've currently managed to establish an unsecure connection (ws://). The goal here is real-time data communication. Key components you'll work on: - Configuring the existing WebSocket server to allow for a secure, stable connection using 'wss://' - Ideally, I already have an SSL certificate installed on the server which you can use for this task - I don't have any specific libraries in mind for this project. Consequently, feel free to use a library you're comfortable with and one that will efficiently accomplish this task Skills & Experience: - Deep understanding of WebSockets and their secure configuration - Familiarity with Windows...
...Focus on neutral tones to create a calm, relaxing atmosphere in both areas. (see comment for additional files: samples & mood board) DETAIL: I am looking forward to seeing tastefully done arrangements of lighting, built-in installations, furniture layout and color schemes inside the renderings that will illustrate different layouts and design configurations. The structure should NOT change (windows, doorways, ceiling, etc). See Google Doc for: - color palettes - mood & vision boards - floor plan, and .PLAN doc - interior reference photos - example GPT4 rendering of entertainment unit style SKILLS: The perfect candidate should have experience creating realistic 3D renderings, a deep understanding