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- How to implement questionnaires and feedback collection in uniapp
- How to implement questionnaires and feedback collection in uni-app As a comprehensive cross-platform development framework, uni-app is becoming more and more popular in mobile application development. For some scenarios that require questionnaire surveys and feedback collection, uni-app also provides a wealth of solutions. This article will introduce how to implement questionnaires and feedback collection in uni-app, and provide specific code examples. 1. Overview Questionnaire is a common method to collect user opinions and feedback, and implementing questionnaire in uni-app
- uni-app . express 1060 2023-10-20 15:06:11
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- What are the types of hard disk interfaces?
- Hard drive interface types include IDE, SATA, SCSI, Fiber Channel, USB, eSATA, mSATA, PCIe, etc. Detailed introduction: 1. The IDE interface is a parallel interface, mainly used to connect devices such as hard drives and optical drives. It mainly has two types: ATA and ATAPI. The IDE interface has gradually been replaced by the SATA interface; 2. The SATA interface is a serial interface. Compared with the IDE interface, it has higher transmission speed, lower power consumption and smaller size; 3. SCSI interface, etc.
- Common Problem . express 4427 2023-10-19 17:31:04
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- How to implement image uploading and album management in uniapp
- Uniapp is a cross-platform framework that can easily develop applications for multiple platforms. It is not complicated to implement the image uploading and album management functions in Uniapp. The following will introduce in detail how to implement these two functions, with specific code examples. 1. Implementation of image upload function Use the uni.uploadFile method to implement the image upload function. The code example is as follows: uni.chooseImage({count:1,success:res=&
- uni-app . express 1349 2023-10-19 09:05:01
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- Cross-domain issues and solutions of WebSocket protocol
- Cross-domain issues and solutions of WebSocket protocol With the development of front-end technology, WebSocket protocol plays an important role in real-time communication. However, due to the restrictions of cross-domain security policies, using the WebSocket protocol for cross-domain communication may encounter some problems. This article will introduce the cross-domain issues of the WebSocket protocol, provide some solutions, and give specific code examples. 1. Cross-domain issues of the WebSocket protocol. By default, modern browsers will follow the same protocol.
- PHP Tutorial . express 2152 2023-10-15 09:46:02
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- How to handle cross-domain requests in Vue projects
- How to handle cross-domain requests in the Vue project requires specific code examples. With the rapid development of front-end development, cross-domain requests have become a common problem. Due to the browser's same origin policy restrictions, when we need to send requests to different domain names or ports in the Vue project, we will encounter cross-domain problems. This article will introduce how to handle cross-domain requests in the Vue project and provide specific code examples. 1. Back-end settings CORS (cross-domain resource sharing) On the back-end server, we can set CORS to allow cross-domain resource sharing.
- Vue.js . express 782 2023-10-15 09:13:54
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- Adobe demonstrates Res-Up AI technology, which can improve the resolution of animations and videos
- IT House News on October 12, Adobe demonstrated its new Res-UpAI technology at the recent MAX conference, which can significantly improve the image quality of GIF animations and low-resolution videos. Image source AdobeRes-UpAI technology enlarges the image through a diffusion model to increase the clarity and detail of the image. Adobe showed a clip from the 1947 Red Room movie with the resolution increased from 480×360 pixels to 1280×960 pixels. Adobe's Res-UpAI technology algorithmically removes most of the blur and even adds hair details, making the animation clearer. IT Home Note: The image looks a bit unnatural, which is what many images obtained through artificial intelligence and
- AI . express 1365 2023-10-12 17:33:12
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- Raspberry Pi 5 is here: computing power increased by 2.5 times, supports PCIe, priced from 438 yuan
- Raspberry Pi 5 is here! Yesterday, good news suddenly came from the developer community. The Raspberry Pi 5 released this time has been four years since the previous generation product, the Raspberry Pi 4. As the favorite development board of developers, the new generation of Raspberry Pi 5 (Raspberry Pi 5) has significantly improved performance, but the price has also increased. The 4GB version is priced at US$60 and the 8GB version is priced at US$80. According to Raspberry Pi CEO Eben Upton, the platform has been upgraded in almost every aspect, providing an uncompromising new user experience. Raspberry Pi 5 is equipped with unprecedented new features, computing speed is more than twice that of the previous generation, and is the first
- AI . express 1484 2023-10-11 10:25:16
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- How to open mdf file
- MDF files can be opened using Microsoft SQL Server Management Studio, third-party database management tools, and virtual databases. Detailed introduction: 1. Download and install Microsoft SQL Server Management Studio, open the software, in the dialog box to connect to the server, select "Database Engine" as the server type, and enter the server name, authentication information, etc.
- Common Problem . express 5109 2023-10-09 10:10:18
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- Front-end and back-end data transfer problems encountered in Vue development
- Front-end and back-end data transfer problems encountered in Vue development require specific code examples. With the development of front-end technology, Vue is a popular front-end framework. More and more developers choose to use Vue to develop web applications. In the Vue development process, the transmission of front-end and back-end data is a very important link. This article will introduce some common front-end and back-end data transfer problems in Vue development, and provide specific code examples to solve these problems. The front-end and back-end data transfer formats are not unified. During the front-end and back-end data transfer process,
- Vue.js . express 1346 2023-10-08 13:25:08
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- Concise tutorial: How to use NGINX and PM2 to quickly deploy applications on a VPS server
- Concise tutorial: How to use NGINX and PM2 on VPS servers to achieve rapid application deployment. With the development of the Internet, more and more applications are deployed on virtual private servers (VPS). Rapidly deploying applications on VPS is an important and necessary skill for developers and operation and maintenance personnel. This tutorial will guide you on how to use NGINX and PM2, two commonly used tools, to quickly deploy your application on a VPS server. First, we need to understand the basic concepts and usage of NGINX and PM2
- Nginx . express 2070 2023-09-29 19:37:02
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- How to build efficient server-side applications using React and Node.js
- How to use React and Node.js to build efficient server-side applications. In recent years, React and Node.js have become very popular technologies in the field of front-end development. React is an efficient front-end framework that can help us build interactive user interfaces, while Node.js is an event-driven development platform that can easily build efficient server-side applications. Combining React and Node.js, we can build more efficient and powerful server-side applications. in the text
- JS Tutorial . express 1008 2023-09-28 11:09:29
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- Guide to React front-end and back-end separation: How to achieve decoupling and independent deployment of front-end and back-end
- React front-end and back-end separation guide: How to achieve front-end and back-end decoupling and independent deployment, specific code examples are required In today's web development environment, front-end and back-end separation has become a trend. By separating front-end and back-end code, development work can be made more flexible, efficient, and facilitate team collaboration. This article will introduce how to use React to achieve front-end and back-end separation, thereby achieving the goals of decoupling and independent deployment. First, we need to understand what front-end and back-end separation is. In the traditional web development model, the front-end and back-end are coupled
- JS Tutorial . express 1637 2023-09-28 10:48:29
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- How to add code and programming questions to online quizzes
- How to add the code and programming questions of the questions in the online answer questions, which require specific code examples. With the development of the Internet, online learning and online examinations have become a trend. In online exams, programming questions are a common type of question. How to add question codes and programming questions to the online question answering platform has become an important issue. This article will describe how to implement this functionality through specific code examples. First of all, in order to be able to add the code of the question in the online question answering platform, we need a framework that supports code editing and running
- PHP Tutorial . express 1452 2023-09-28 06:00:01
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- Data backup and recovery using React Query and database
- Using ReactQuery and database to achieve data backup and recovery In modern application development, data backup and recovery is one of the very important functions. By backing up data, we can easily restore data and protect user information security in the event of unexpected failure or data loss. In this article, we will introduce how to use ReactQuery and database to implement data backup and recovery functions, and provide specific code examples. ReactQuery is a tool for managing
- JS Tutorial . express 1355 2023-09-27 12:51:29
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- How to build a scalable API interface with React and GraphQL
- How to build scalable API interfaces with React and GraphQL As the complexity of web applications continues to increase, building scalable API interfaces has become increasingly important. React and GraphQL are two popular technologies that help us build efficient, flexible and scalable APIs. In this article, we will explore how to use React and GraphQL to build scalable API interfaces, and give specific code examples. React is a Java for building user interfaces
- JS Tutorial . express 1405 2023-09-27 10:40:44
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