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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

Module is not defined in Vue project
I just created a new Vue application by running npmini tvue@latest as specified in the official documentation. I then tried to add Tailwind to my application following the guide on the Vue and Vite website. However, when opening the file tailwind.config.js, I noticed that ESLint tells me that module is undefined and the module.exports syntax does not work. why is that? How can I solve it? EDIT: Default .eslintrc created by Vue
2023-11-17 12:38:53

Eliminate notification in WooCommerce stating "Checkout cannot be done when cart is empty".
What code should I add in functions.php to remove "Cannot checkout when cart is empty". Notifications in Woocommerce. I found the code responsible for displaying this message in includes/wc-template-functions.php. //Whenonthecheckoutwithanemptycart,redirecttocartpage.if(is_page(wc_get_page_id('checkout'))&
2023-11-17 11:41:02

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

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list is not empty javascript

Course Introduction：In Javascript, we often need to check whether an array is empty. When the array is empty, we can take different processing methods according to the situation, such as prompting the user for input or returning an error message. In this article, I will introduce several methods to determine whether a Javascript array is empty. 1. Using the array.length property In Javascript, we can get the length of an array by accessing its length property. If the length of the array is 0, it means that the array is

2023-05-17 comment 0471

How to verify that input cannot be empty in jquery

Course Introduction：Method: 1. Use "input element object.val()" to obtain the content of the input element; 2. Use the "if else" statement and the length attribute to verify that the input is not empty. The syntax is "if(input content.length>0 ){input is empty code}else{is not empty code}".

2022-05-30 comment 03626

How to determine if array value is not empty in php

Course Introduction：Method: 1. Use "foreach($arr as $v){}" to traverse the array; 2. Use "if(empty($v)){$i++;}else{$i=0;break;}" to judge the array Whether the value is empty; 3. The loop ends. If the value of "$i" is 0, then the array has a value that is not empty, and vice versa.

2022-06-02 comment 02692

How to query fields that are not empty in mysql

Course Introduction：MySQL query field is not empty method: 1. Use the "select*fromtable_namewhereid"";" statement to query; 2. Use the "select*fromtable_namewhereid!="";" statement to query. The operating environment of this tutorial: Windows 10 system, mysql version 8.0.22, Dell G3 computer. How to query fields that are not empty in MySQL 1. Query that is not empty select*fromtablewhereid"";select*fromtablewhereid!=&q

2023-04-17 comment 02157

How to determine if the form is not empty in php

Course Introduction：How to determine whether the form is empty in PHP: first create a PHP verification form and check whether the field is empty; then create the back-end file "ErrorCheck.php"; finally use the trim function to remove the leading and trailing null characters in the string.

2021-06-01 comment 01320

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