Ftdi driver windows 10 free download仕事
I need animation to be done on an existing video with creative and unique transition effects to enhance my existing footage. The animation is for marketing purposes, so it should grab attention and convey the message effectively. Ideal skills for this job include: - Proficient in video editing software (e.g. Adobe After Effects) - Experience in creating unique transition effects - Understanding of marketing video requirements - Ability to deliver on time - Background in graphic design to enhance visual appeal - Proficient in 3D animation software like Blender or Cinema 4D Sample for reference: check the video on the hero section
I'm seeking a professional to assist with software installation, specifically Windows operating systems. The job will also involve some hardware and networking tasks. This is a hands-on role that requires both technical knowledge and practical skills. Ideal skills and experience for the job include: - Proficiency in installing Windows operating systems. - Strong understanding of server hardware and software. - Expertise in HDD and SSD data recovery. - Knowledge in cloud data security. - Skills in software installation beyond operating systems. - Experience with hardware and networking related tasks. - Proficiency in troubleshooting hardware and software issues. - Experience providing remote technical support. - Knowledge of networking protocols such as TCP/IP, DNS, and ...
Vietnam Recording Project We have a project, that needs Native Vietnam speakers, we will give you the text, and you need to record 363 Short sentences. you just need to download our software, to read our text and record it, it's a very easy job. 1. You will need to record in a quiet place without loud background noise. and without echo. 2. Each person is $8 dollar for 363 sentences record. If you are interested please let me know sure.I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks :
Malay Recording Project We have a project, that needs Native Malay speakers, we will give you the text, and you need to record 363 Short sentences. you just need to download our software, to read our text and record it, it's a very easy job. 1. You will need to record in a quiet place without loud background noise. and without echo. 2. Each person is $8 dollar for 363 sentences record. If you are interested please let me know sure.I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks :
Título: Desarrollo en Laravel 10/11 - CRUD + Envío de Ítems + API IDIOMA PREFERENTE: ESPAÑOL (para una mejor comunicación) Descripción: Busco un desarrollador con experiencia en Laravel 10 u 11 para implementar lo siguiente: 1. CRUD Desarrollar un CRUD que almacene los siguientes datos en formato de texto: Display Name Account ID V-Bucks (por defecto: 0) Access Token Expires At Refresh Token Refresh Expires At Proceso de obtención de datos: Los datos se obtienen al intercambiar un Código de Autorización con un endpoint externo. Este código será enviado y los datos de respuesta deben almacenarse. Además, implementar una lógica para refrescar el Access To...
...systems, and ad integration are ideal for this project. Here are some feature of application 1. application should have 3 level login, a.) admin login, b.) user login, c.) Manager Login 2. Admin can upload and manage video with question and answer. after wrong answer video will play again till right answer. 3. user management - user signup with sponsor id as it is mlm application. admin can download user in excel or pdf so every option should have export feature as excel or pdf 4. reward management - after each video viewing and correct answer user will get rewards and after correct answer user can access next video 5. ADs management where admin can control ads by gender, city, state, block, village and pin code wise. so it means while registration of user admin can decide whic...
Malay Recording Project We have a project, that needs Native Malay speakers, we will give you the text, and you need to record 363 Short sentences. you just need to download our software, to read our text and record it, it's a very easy job. 1. You will need to record in a quiet place without loud background noise. and without echo. 2. Each person is $8 dollar for 363 sentences record. If you are interested please let me know sure.I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks :
Vietnam Recording Project We have a project, that needs Native Vietnam speakers, we will give you the text, and you need to record 363 Short sentences. you just need to download our software, to read our text and record it, it's a very easy job. 1. You will need to record in a quiet place without loud background noise. and without echo. 2. Each person is $8 dollar for 363 sentences record. If you are interested please let me know sure.I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks :
Need to setup a new website with https on windows server and iis
...techniques to troubleshoot and resolve issues quickly. - Implement security measures to protect data integrity and secure MySQL connections. Ideal candidates should have: - Strong expertise in VB.NET - Proven experience with the EasyModbus library - Proficiency in MySQL - Familiarity with Visual Studio 2019 -ModBus TCP/IP The project should be completed within 20 days. The application will run on Windows Desktop. The MySQL database integration should be designed to handle large datasets and high transaction volumes. The primary goal for using EasyModbus is real-time monitoring of data. Provide basic documentation and setup instructions covering essential operations. Performance optimization should be at a high level to handle large datasets and high transaction volumes efficie...
...should be able to track their rides in real-time. - In-app payments: The app needs to facilitate secure and seamless in-app payments. - Ride history: Users should have access to their past rides. - Customer confidentiality: Riders' details should be concealed from the driver until the ride is confirmed. - Driver revenue analytics: The app should include a feature for drivers to analyze their earnings. - Ratings and feedback: Both riders and drivers should be able to rate their experience and provide feedback about the ride. - Driver availability: Provide an option for drivers to set their availability status (online/offline). - User profiles: Allow users to set up and manage their profiles with personal details, preferences, and payment options. - Ride scheduli...
...(use ubereats as reference) a) Add your business → when the user click it, there should be a page with a form - Business Name - business address (search from google) - Contact person (Name) - Phone number b) Drive with Orderat → when the user click it, there should be a page with a form - Name - Phone number - Vechile type - bicycle - motorcycle - car c) Download our app - this hould be a hyperlink to both Android and iOS apps 6 - For the logged in user (web, care about the responsive “mobile” look and feel) (use ubereats as reference) - Delivery address to be on top (Page header, like Uber eats) and search box once the users start to use the platform The project completion timeline is 1 day. >> Say Orderat ...
Looking for a professional to upgrade and customize WebsitePanel. The primary focus will be on improving the user experience and functionality. WebsitePanel requirement -upgrade source code to the newest version and .NET framework -add support for MS Windows Server 2022/2019/2016, Hyper-V 2019/2022 cluster, MSSQL 2022/2019/2017/2016, IIS10 -add support for new Linux version OS -extend API for creating hosting spaces, VPS -integration with HostBill and WHMCS -add feature to make application gallery with automatic deployment on shared hosting and VPS -limit view of DB for customer -add SQL editor -add backup, export and import of web, DB, VPS -UX enhancements -fixing bugs -add billing and invoicing features
I'm seeking a professional to assist with the setup of Gibbon Education on our Windows server. The goal is to have a fully functional platform ready for use, with the following tasks to be accomplished: 1. Correctly installing Gibbon Education on the Windows server. It's crucial that the installation process is error-free. 2. Configuring the system to align with our operational needs. This includes setting up the database and adjusting server configurations. 3. Conducting thorough tests to ensure all modules and features of Gibbon Education are working properly. Ideal candidates would have extensive experience with Gibbon Education, Windows servers, and the required configurations and installations. Please note, the specific version of Linux our serv...
I'm looking for an expert to assist in setting up Pro Tools on my Windows computer for music production. I can not get my input and output settings correct for recording the instruments in my plugins. It does not record properly. Maybe a remote login. Ideal Skills: - Proficiency in Windows operating system - Extensive experience with Pro Tools - Knowledge in music production setup - Excellent troubleshooting skills - Experience in MIDI configuration and setup - Knowledge in installing and configuring ASIO drivers - Experience with virtual instruments and plugins Please note, I do not have an external audio interface. The setup should be optimized for working without one. The setup will be optimized for Pro Tools Standard.
I need an experienced software developer proficient in C++ and C# for creating a desktop Auto Login tool. This tool needs to be compatible with Windows. Key Requirements: - Excellent programming skills in C++ and C# - Strong understanding and experience with API - Proven track record in desktop application development - Experience in developing productivity tools - Experience with implementing security best practices in software. The primary purpose of this tool is to facilitate automatic logins, hence it should be efficient, reliable, and easy to use. Please provide examples of similar projects you've completed in your proposal. The auto login tool must support web-based applications. The tool should support auto login for specific web applications like Office 365, Google W...
I need someon...test this tool yourself and provide proof of function before receiving any payment. You will need to download the game and client, create an account, and develop a tutorial on how to install and use the tool. I will pay for any additional quality of life changes made to the tool that I ask for after a working software is made. We will use discord to communicate, please make sure you PM me with your discord name so we can discuss the project and cost. I will be paying a combined upfront cost for the development and then subsequent costs for updates done to the tool until the project is complete or the developer feels the tool will remain undetectable. Ensure the tool is compatible with Windows. Include a player tracking feature in the tool. Include an enemy d...
I'm seeking an expert in LinkedIn Ads Sales Navigator API. My primary goal is to drive sales conversions, with a special focus on improving our conversion rate at the awareness stage of the sales funnel. Skills and experience that would be ideal for this job include: - Python, Node.js or other compatibla Linked In ...need to be extra careful with this. - Skills in managing and optimizing LinkedIn Ads budget - Ability to create high-impact multimedia ad content I have a list of leads in my personal profile of Linked In Sales Navigator. I tried to do scraping this list, it do not work. I'm interesting in a more oficial solution now. You may have to creat an organization page for me, to work with this API and download all possible data i need. This project should be com...
I'm looking for a Windows-compatible bot that can monitor all products on for price drops. The bot should send notifications via Telegram and check for price changes every 10 seconds. Key Requirements: - The bot must be compatible with Windows. - It should track all products on Teknosa.com. - Notifications should be sent only for price drops. - The bot should check for price changes every 10 seconds. - The bot must implement techniques to avoid being blocked by ’s servers, such as varying the frequency of requests periodically. - All collected data, including price information and notifications, should be securely stored. - The bot should support the use of proxies to distribute the load and reduce the risk of IP bans. - Implement user authenticatio...
...accurate service and operational records. Ideal Candidate: - Excellent written and oral communication skills - Ability to diagnose equipment issues quickly and accurately, working efficiently with minimal supervision - Proven track record of working and communicating effectively under pressure - Technical expertise in End User technologies (PCs, Laptops, Printers, Network devices, Microsoft Windows, etc.) - Familiarity with service ticketing systems and hardware break/fix services for spare part replacement - Excellent customer liaison ability - Flexible to work within 24 hours' notice. Skills Needed: - Dispatch and logistics - Hardware and network troubleshooting - Service ticket tracking Your experience and skills in inventory management will be highl...
...tool should include data cleaning functions to handle missing, duplicate, or corrupt data entries. Please share your previous work related to data analysis tools, especially if you've worked with motor and inverter rig data. The tool should provide graphs and charts for visualizing the sensor data. The tool should have a full-featured graphical user interface. The tool should be compatible with Windows. The tool should provide time series plots for visualizing the sensor data. The tool should use Matplotlib for data visualization. The GUI should support advanced interactivity including filtering data and custom query inputs. The GUI should include drag-and-drop functionality for an improved user experience. The tool should be beginner-friendly with easy navigation and tool...
Diseño de revista promocional de servicios / hospitales veterinarios entrega de formato digital pdf, color CMYK. original de imprenta de 10 paginas + portada y contra portada , con líneas de corte y sangrado. El proceso de diseño se estimara entre 10 y 15 días. una vez abonado el primer hito de pago.
I am seeking a professional who can research and guide me on free software setups to integrate CAD DWG files into SketchUp for creating a Digital Twin in VR. Key Requirements: - Expertise in CAD and SketchUp - Familiarity with free software options for CAD integration - Knowledge of creating Digital Twins in VR - Proficiency in 3D modeling within SketchUp - Experience working with DWG files - Knowledge of effective plugins for enhancing CAD-SketchUp workflow. - Skills in automating the workflow from CAD to SketchUp and VR. - Awareness of free licensing options for recommended software. The primary purpose of this project is to effectively use CAD drawings within SketchUp to build a detailed and accurate digital representation of a physical object or system for VR. Th...
I need a graphic designer with a knack for bold, colorful, and eye-catching product packaging for my hair product line. This designer should be able to incorporate key elements such as the brand logo and name, product benefits and ingredients, as well as relevant images and illustrations into the design. Ideal Skills: - Strong graphic design portfolio, particularly in product packaging. - Experience in designing for the beauty or hair industry. - Ability to create bold and colorful designs. Key Responsibilities: - Design product packaging that is modern and sleek, yet bold and colorful. - Incorporate specified elements into the design in an appealing and effective manner. - Ensure the design aligns with the brand's overall aesthetic and message. - Create mockups to visualize how the...
...by their RF signal jammer device that bare in the clouded areas of the videos. Sometimes the you can see movement in the clouded areas and I find images inside the videos and take pics of the images but they blur the images that I take pics and videos of with my phone or video camera so they aree useless as evidence. I can get images with a hand held without wi-fi that are good until i TRY TO DOWNLOAD THEM ON MY HACKED pc OR CELL AND THEY THEN BLUR THEM TOO! i NEED THESE BACK TO ORIGINAL TO USE AS EVIDENCE. i HAVE SEVERAL HUNDRED PICS EASILY The restoration should achieve a high level of clarity. Prioritize restoring faces and entire bodies if applicable, of the people in the photos and videos. The restoration should be completed within a week or so if possible. I have many oth...
I'm looking for a skilled videographer based in Cologne, Germany, to help capture some high-quality footage for an indoor...video - Follow my directions and pay attention to detail Ideal Candidate: - Previous experience with gimbals and video recording using smartphones - Able to work indoors for the duration of the event - Prior work on promotional video content is a plus - Excellent communication skills Please provide your availability and rates. If you have relevant experience or previous similar projects, feel free to share those as well. Contact me with any questions about the project. Only raw footage is required, no editing needed. The event is a corporate conference. The video footage should be recorded in 1080p Full HD format. An example:
...dump truck contractor available for hire. I primarily haul gravel and sand, although I can be flexible with other materials as needed. I'm looking for work within the city, focusing on: - Construction site deliveries - Landscaping projects - Municipal road work My ideal client is a construction company, landscaping firm, or a municipal authority in need of a reliable and experienced dump truck driver. Skills and experience that would be beneficial include: - Knowledge of local construction and landscaping industries - Experience with municipal contracts - Ability to handle and transport gravel and sand safely and efficiently - A reliable dump truck I'm keen to provide prompt and professional service to meet your hauling needs. Flexible hours are available for you...
I have group photo that need some editing. The primary task is to correct closed eyes using alternative photos where the same individuals have their eyes open. This project is crucial for preserving the quality and cohesiveness of our group memories. Ideal Skills and Experience: - Proficient in photo editing software (e.g., Photoshop) - Attention t...Experience: - Proficient in photo editing software (e.g., Photoshop) - Attention to detail - Experience with photo retouching - Prior work with group photos - Ability to maintain natural appearance post-editing The group photos are in JPEG format. Only 1 photo need eyes open. Please maintain a natural look and ensure the photos appear untouched. The deadline for this project is within a week. Feel free to perform advanced retouching ...
Portugal Portuguese Recording Project We need Freelancers for long term Project. We have a project, that needs Native Portugal speakers, we will give you the text, and you need to record 160 Short sentences. you just need to download our software, to read our text and record it, it's a very easy job. 1. You will need to record in a quiet place without loud background noise. and without echo. 2. Each person is $8 dollar for 160 sentences record. If you are interested please let me know sure.I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks :
I’m excited to present my updated website, where you’ll find the most delicious and beautiful creations: cakes, cupcakes, custom desserts, and much more! ?? ? A convenient catalog: easily browse through a variety of designs and flavors. ? **I’m open to creating similar websites f...desserts, and much more! ?? ? A convenient catalog: easily browse through a variety of designs and flavors. ? **I’m open to creating similar websites for your business!** Here’s what I can offer: - Unique website previews; - Custom designs for product pages and catalogs; - Stickers, banners, and other graphic elements; - Full functionality for order processing and payments. Feel free to reach out – I’ll help you create a website that becom...
...Knowledge of NiFi Registry for version control and deployment of flow definitions. 2. Data Integration and Management: Experience with ETL (Extract, Transform, Load) processes. Understanding of data streaming and batch processing. Ability to connect to various data sources (APIs, databases, file systems, cloud storage). 3. System Administration: Proficiency in server setup and management on Linux/Windows. Knowledge of networking and firewalls for secure NiFi access. Experience with SSL/TLS for secure data transmission. 4. Performance Optimization: Load balancing for NiFi nodes in a clustered environment. Tuning NiFi settings for high throughput and low latency. 5. Security: Setting up user authentication (e.g., LDAP, Kerberos, or NiFi user authentication). Implementing role-based...
More details: What kind of task do you need help with? Writing and editing What specific type of writing or editing service do you need? Article writing What is the subject or niche of the article? This question was skipped by the user
...the job description. Zoho Recruit Integration Integrate the plugin directly into Zoho Recruit’s UI via its marketplace plugin framework. Allow users to: Select a candidate and a job description. Trigger the resume screening and view results within Zoho Recruit. User Interface A simple and clean UI within Zoho Recruit to: Display the match score. Show the candidate summary. Provide an optional download option for detailed results. Security and Privacy Ensure that all resume and job description data are securely transferred and processed. Comply with Zoho Recruit's plugin guidelines and data privacy requirements. Technical Requirements Platform Develop a plugin compatible with Zoho Recruit’s marketplace framework. Use Zoho Recruit's APIs to fetch resumes a...
ATTENTION: Your bid here is your final bid, you cannot ask for more money after you place your bid, so make sure you have read this project carefully before you bid. I am looking for someone to make a simple automated browser program. The program will have NO user interface. The program will be a command line executable, which will run from a DOS box on Windows 7, 10 or 11. <file> <delay> <scroll> C:> file= delay=2 scroll=yes file= The program will use a simple text file with a list of URLs. Example: Each line of the text file will have 1 URL/link to a page on the web. The program will read the file, one line at a time. When the line is read, it will display the link in a browser window on screen. The browser
I'm seeking a professional to test and maintain my WordPress website. The primary focus will be on plugin compatibility, testing forms, and updating core and plugins, among numerous tasks defined in my protocol. Initial Priorities: - The most urgent task is to update the core and plugins. Please note, my website has regular backups. Ideal Skills & Experience: - Proven experience in WordPress testing and maintenance. - Proficient in identifying and resolving plugin compatibility issues. - Skilled in performance testing and security checks. - Excellent communication skills for reporting on tasks and results. Please prioritize improving load times for the website. During the testing phase, prioritize security plugins.
...Google PageSpeed Insights and Core Web Vitals. 3. All-in-One Optimization WP Rocket eliminates the need for multiple plugins by offering comprehensive optimization tools in one package. 4. Time-Saving With automatic activation and pre-configured settings, users can achieve optimal performance in minutes. --- How to Install and Set Up WP Rocket 1. Purchase and Download: Visit the WP Rocket website and purchase a license. Download the plugin zip file. 2. Install the Plugin: Go to your WordPress Dashboard → Plugins → Add New → Upload Plugin. Upload the WP Rocket zip file and activate it. 3. Initial Configuration: WP Rocket activates caching by default. Navigate to the WP Rocket settings to enable additional features like lazy loading or data...
I'm seeking a modern, sophisticated logo for my company, CrypTrips, which blends the worlds of cryptocurrency and travel. The logo should cleverly incorporate symbols from both sectors without being overly playful or childish. Instead, it should exude a classy, stylish touch. Key Elements: - Integration of cryptocurrency symbols and travel motifs (like planes or globes) - A minimalist yet sophisticated style - A color palette that is both modern and appealing Ideal Skills: - Graphic Design - Logo Design - Branding - Experience with tech or travel companies is a plus Please include a portfolio of relevant past work.
After download flutter project. I need run the project. And i have problem with java copmabilty and gradle version. I need help for fix it and run project
I need assistance with creating a meditation recording. The project involves editing, cleaning up the voiceover, and overlaying it with fee-free meditative music. Key Details: - The final meditation recording should be approximately 15 minutes long. - The background music should be a blend of instrumental and river sounds. - The introduction of the recording will need the most editing focus. Ideal Skills: - Audio editing experience, preferably with meditation or similar recordings. - Ability to source and overlay suitable, fee-free music. - Keen ear for detail
Italian Recording Project We have a project, that needs Native Italian speakers, we will give you the text, and you need to record 40 short sentences. 1. You will need to record in a quiet place without loud background noise. and without an echo. 2. Each person Price is 4$ for 40 short sentences record. 3. you can finished easily in 7-10 minutes. If you are interested please let me know sure. I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks:
...and resolving issues with my multi-location Active Directory Domain Controller and Windows Cluster. Key Responsibilities: - Investigate potential problems with the Active Directory Domain Controller configuration. - Diagnose and fix failover issues within the Windows Cluster. - Ensure Active Directory replication is functioning properly across all locations. - Review and optimize the network settings within the Windows Cluster. - Verify DNS configuration for both the Active Directory and Windows Cluster. - Identify and resolve any group policy issues that may be affecting the Active Directory. Ideal Skills: - Extensive experience with Active Directory Domain Controller. - Proficiency in troubleshooting Windows Clusters. - Strong understanding of mult...
I'm looking for a skilled Python developer who can help create a script for NBA 2K on Windows. The primary objective of this script is to identify the release green cue for shooting without the meter. Key Requirements: - Proficient in Python, with experience in game scripting preferred. - Familiar with NBA 2K gameplay mechanics. - Excellent understanding of time-based analysis methods. The ideal freelancer will have a keen interest in basketball gaming and an ability to translate that into a practical, effective script.
... Hope you are doing well. I am looking for 10 attractive logo designs with their slogans and extensions like .CO or .COM etc. Here are the points to consider : 1. Rectangle in shape, not circle. 2. Stylish, innovative - play with the letters, add icons, beautify them 3. DON'T use AI or artificial int, use Photoshop or Illustrator 4. Format - PSD, Illustrator, PDF, JPG, PNG, Transparent, SVG Logo details : 1. - ? – The Cue to Future Innovation! ? 2. – The AI Revolution Starts Here! ? 3. ElmirHD - Your Journey, Redefined 4. : Drive Smart, Live Smooth 5. – Empower Your AI Journey! ?✨ 6. - "AI Saves You" 7. - "AI for All" 8. - "Glow with Style" 9. - "Glow Outside" 10. - "Live in Lush" ...
I am in need of a Windows-based desktop application, akin to Pet Pooja, with a cross-platform mobile application and an admin panel. Primary Features: - Booking system: The application should efficiently handle and manage bookings. - Billing and invoicing: A robust billing and invoicing system is crucial for this project. - Notification system: Push notifications and email alerts for bookings and invoices. - Report generation: The ability to generate detailed reports on bookings, sales, and user activities. - User authentication: The application should support secure user login and role-based access control. The ideal freelancer for this job should have extensive experience in developing Windows desktop applications and cross-platform mobile applications. Proficiency in int...
I need a desktop .exe software file designed for Windows, focusing on file management tasks. This software should be operational on AWS for remote use. Additionally, I need help with the setup of AWS. Please share your relevant experience and details if you're capable of handling this project.
Portugal Portuguese Recording Project We need Freelancers for long term Project. We have a project, that needs Native Portugal speakers, we will give you the text, and you need to record 160 Short sentences. you just need to download our software, to read our text and record it, it's a very easy job. 1. You will need to record in a quiet place without loud background noise. and without echo. 2. Each person is $8 dollar for 160 sentences record. If you are interested please let me know sure.I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks :
Im looking for an experienced Java or Node.js developer to create an agent/script for tracking system usage metrics on Windows machines. The agent will capture the following data and store it in an XAMPP SQL database: 1. System Login Time: Record the first login time of the user on a daily basis. 2. Logout Time: Record the logout time of the user. 3. Idle Time: Track and store periods of system inactivity. 4. Metrics and Productivity Time: Calculate and store metrics such as productive time (active usage vs. idle time). Responsibilities: Develop a lightweight and efficient agent using Java or Node.js. Implement methods to track system login/logout and idle time. Calculate productive time metrics based on usage data. Integrate with an XAMPP SQL database for data storage...
I need a Python-based desktop GUI that will control a command line application( - attached ) to flash firmware onto a controller. The application should run in the background while the firmware is being flashed. The primary functionalities of the GUI will include: - Selecting the firmware ...firmware flashing - Reading the firmware number before and after the flashing - CAN BUS address 0x1D800291 For user interaction, the GUI should primarily consist of buttons. The ideal freelancer for this project should be proficient in Python and have experience in GUI development. Knowledge of firmware flashing applications will be an added advantage. The application should be compatible with Windows. CAN BUS 2.0 I provided a sample i wrote i python and i will test it on our controller.
