Lenix

1. Define a random interception string const _charStr = ‘abacdefghjklmnopqrstuvwxyzABCDEFGHJKLMNOPQRSTUVWXYZ0123456789’; 2. Define the randomly generated index function /** * 随机生成索引* @param min 最小值* @param max 最大值* @param i 当前获取位置*/ function RandomIndex(min, max, i){ let index = Math.floor(Math.random()*(max-min+1)+min), numStart = _charStr.length – 10; //如果字符串第一位是数字，则递归重新获取if(i==0&&index>=numStart){ index = RandomIndex(min, … The post JS implements a method to randomly […]

Several methods of mysqli processing query result sets in php, mysqli query results Recently, I have checked the information in the places where I don’t understand several methods of php query mysql processing result set, and I will record it here. PHP uses the mysqli_result class to process result sets in the following ways function

Hello everyone, I am fried fish. There are many people who evaluate the Go language. In addition to the understanding based on their own multi-programming language design and thinking, they can also see what other people think, which is helpful for multi-angle cognition. Today I will share with you the “Comprehensive Evaluation of the Go

In today’s article, I’ll work with you to learn 11 rare but powerful one-liners. Now, get ready, let’s get started! What would you do if you wanted to impress a professional developer? Simple: solve a complex problem with simple logic and as few lines of code as possible. With the introduction of ES6 arrow functions,

流混合是一种将多个音频或视频流组合到云上的一个流技术，广泛应用于直播、在线教育、音频室直播等场景。开发人员可以通过播放混合流来查看屏幕并听到聊天室中所有成员的声音，无需管理聊天室中的每个流。 Stream mixing is a streaming technology that combines multiple audio or video streams onto the cloud, and is widely used in live broadcast, online education, audio studio live broadcast and other scenarios. Developers can view the screen and hear all members of the chat room by playing the mixed stream, without having to manage

1. Write in front Last time, the author introduced to you how to use the gitlab repository as an npm private package. For details, please refer to my blog post address https://ift.tt/jSZIpx5, it can be used, but Not elegant enough, for example, if you want to know the version of that package, it is not

The Laravel team has been working hard to integrate Vite for Laravel. As of this week, Vite is now the default front-end asset bundler in new Laravel projects, with updates to Breeze and Jetstream: Today we’re excited to announce a new Laravel project using Vite to bundle front-end assets. Breeze and Jetstream have also been

Most server programs are Linux programs. They include a filesystem, some executables, and possibly some shared libraries, which may interact with system software like systemd or nsswitch. Docker popularized the use of Linux containers; OS-level virtualization provided an excellent mechanism for distributing server software. Each container image is a dependency-free, ready-to-run package. Because server software

PHP is killing python . Under the impact of popular culture, many people may not agree with the views expressed in this article, but I decided to go upstream again. I think that while PHP is all despised, this programming language is more popular than ever! Why? Why isn’t PHP dead yet? Aren’t there so

For the most part, Python is not as good as you might think. There is a certain stage in a developer’s career where developers go from contributing to a project to mastering their craft. This stage will come early for some people, some will come later, and some people will not be able to reach

WordPress was upgraded from 4.9 to 6.0, and the PHP version used was upgraded from 7.0 to 8.0. The whole process and problem solving. step: 1. In the wordpress background, update the program and upgrade from wordpress4.9 to 6.0 online. The update process will upgrade the wordpress program and database. Everything is done automatically. 2.

css two colors flashing js two ways to set color flashing The first: random flickering function changeColor() { var color=”orange|#FFFFFF”; color=color.split(“|”); $(“#setxfld”).css(“background”,color[parseInt(Math.random() * color.length)]); xfld.attr(‘fill’,color[parseInt(Math.random() * color.length)]); } setInterval(‘changeColor()’,1000); The second: orderly flashing var colorFlag = 0; function changeColor() { if (!colorFlag) { $(“#setxfld”).css(“background”,”#FF9B1A”); colorFlag = 1; }else{ … The post css two color flashing

foreword Sometimes, we may have such a requirement that when the condition is reached, the web page will play a prompt sound to inform the user. accomplish Of course, you can also write a tag to get the DOM through js to operate. // Create <audio> tag (parameter: audio file path) const audio = new