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Front-end Vue3 actual combat [handwritten vue project]

Course2857

Course Introduction：Course introduction: 1. Cross-domain processing, token management, route interception; 2. Real interface debugging, API layer encapsulation; 3. Secondary encapsulation of Echarts and paging components; 4. Vue packaging optimization and answers to common problems.

APIPOST tutorial [Popularization of technical concepts related to network communication]

Course1795

Course Introduction：Apipost is an API R&D collaboration platform that integrates API design, API debugging, API documentation, and automated testing. It supports grpc, http, websocket, socketio, and socketjs type interface debugging, and supports privatized deployment. Before formally learning ApiPost, you must understand some related concepts, development models, and professional terminology. Apipost official website: https://www.apipost.cn

Issue 22_Comprehensive actual combat

Course5521

Course Introduction：(Consult WeChat: phpcn01) The comprehensive practical course aims to consolidate the learning results of the first two stages, achieve flexible application of front-end and PHP core knowledge points, complete your own projects through practical training, and provide guidance on online implementation. Comprehensive practical key practical courses include: social e-commerce system backend development, product management, payment/order management, customer management, distribution/coupon system design, the entire WeChat/Alipay payment process, Alibaba Cloud/Pagoda operation and maintenance, and project online operation. .....

Issue 22_PHP Programming

Course5172

Course Introduction：(Consult WeChat: phpcn01) Starting from scratch, you can solve conventional business logic, operate MySQL with PHP to add, delete, modify, and query, display dynamic website data, master the MVC framework, master the basics of the ThinkPHP6 framework, and learn and flexibly master all knowledge involved in PHP development. point.

Issue 22_Front-end development

Course8713

Course Introduction：(Consult WeChat: phpcn01) The learning objectives of the front-end development part of the 22nd issue of PHP Chinese website: 1. HTML5/CSS3; 2. JavaScript/ES6; 3. Node basics; 4. Vue3 basics and advanced; 5. Mobile mall/ Website background homepage layout; 6. Automatic calculation of tabs/carousels/shopping carts...

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Best way to preload route data before accessing the route.
Before rendering the page for a given route, I want to first get the necessary data synchronously. Ideally I'd like to get the data in the page component, but I'm not opposed to doing it in the router file. I've read and tried various approaches, but part of the challenge comes from the fact that there are multiple ways to build components, and the use of certain features varies. In my case, I use CompositionAPI and syntax to build single file components. The VueRouter documentation link talks about "get before navigation" where I have access to beforeRouteEnte
2023-11-17 14:54:42

How to pass key as select option value in v-for when changed (VueJS)
I'm using Vue3 and Bootstrap5. I have a select with multiple options. Now I am displaying my option.TEXT and when I change something this value will also be passed into my method. But when I change something, I want to pass key(option.ID). But I also want my v-model to be my option.ID but show my option.TEXT. How can I achieve this without checking the method itself. Select:
2023-11-17 08:55:24

Catching Guzzle exceptions
I'm trying to catch exceptions in a set of tests running on an API I'm developing, and I'm using Guzzle to consume the API methods. I have wrapped the test in a try/catch block but it still throws an unhandled exception error. Adding an event listener as described in their documentation doesn't seem to do anything. I need to be able to retrieve responses with HTTP codes 500, 401, 400, in fact any response that is not 200, because if that doesn't work the system will set the most appropriate code based on the result of the call. Current code example foreach
2023-11-16 14:36:03

Vue 3 dynamically imports based on Props
I am using unplugin-icon to create an icon component, normally I can import e.g. //scriptimportIconCopyfrom'~icons/prime/copy'//template and it works, but if we want to use another icon then It felt inconvenient to import one by one, so I created a dynamic component called Eunoicon.vueconstprops
2023-11-16 11:40:01

Using triggers and constraints to limit the number of records in MySQL
I have a table called BFFs that stores user IDs and best friends' user IDs, and I want to limit the table to 3 best friends for each different user. I mean if the table structure is: BFFs(userID,userID) the records are: (3286,1212)(3286,4545)(3286,7878) In this case if the user with ID 3286 should not be allowed to have New record, for example (3286,xyzt). I wrote this trigger but I'm not sure about it: CREATETRIGGERBFFC
2023-11-14 13:35:02

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What are the common implicit type conversion situations?

Course Introduction：What are the common situations of implicit type conversion? Specific code examples In programming, implicit type conversion refers to the automatic conversion of variables or constants into another type during the operation or assignment process to meet the needs of the operation or assignment. Implicit type conversion can simplify code writing and understanding, and in some cases can also improve code efficiency. This article will introduce several common implicit type conversion situations and provide specific code examples. Implicit type conversion from integer to floating point number When performing floating point number operations, the integer type is automatically converted to the floating point number type to

2024-01-11 comment 0371

Five common WordPress header misalignments and solutions

Course Introduction：WordPress is a very popular website building platform. During use, you may encounter some head misalignments, which affects the normal display of the website. This article will introduce five common WordPress header misalignment situations and solutions, and provide specific code examples. 1. Logo or title offset and misalignment problem description: In the header of the WordPress website, the logo or title is offset or misaligned, causing the page to display abnormally. Solution: Modify the theme’s CSS to look like

2024-02-29 comment567

Deep understanding of JVM memory usage: Effectively solve common problems

Course Introduction：In-depth analysis of JVM memory usage: An effective way to solve common problems requires specific code examples Summary: The Java Virtual Machine (JVM), as the running environment of Java programs, is responsible for managing the allocation and release of memory. Understanding JVM memory usage is very important to optimize program performance and solve common problems. This article will provide an in-depth analysis of JVM memory usage, introduce effective ways to solve common problems, and provide specific code examples. 1. Overview of the JVM memory model The JVM memory model is mainly divided into the following parts: Heap (

2024-02-19 comment603

Five common Laravel queue execution failures and solutions

Course Introduction：Title: Five common Laravel queue execution failures and solutions. In the process of developing using the Laravel framework, the queue is a very important tool that can help us implement asynchronous processing, delayed task execution and other functions. However, sometimes queue tasks fail to execute. At this time, we need to troubleshoot and solve the problem in time. This article will introduce five common Laravel queue execution failures and corresponding solutions. It will also provide specific code examples to help developers better

2024-03-06 comment575

Common precision loss situations and solutions in Golang programming

Course Introduction：Precision loss is a common problem in programming, especially when using languages like Golang. Golang is a statically typed, compiled language that has very high precision requirements, so developers need to pay special attention to the problem of precision loss. This article will discuss common precision loss situations in Golang programming, and provide solutions and specific code examples. 1. Common precision loss situations 1. Floating point calculation In Golang, floating point calculation often leads to precision loss.

2024-02-23 comment548

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