PHP

This article mainly introduces the implementation of phpredis and the user voting system, which has some reference value, interested friends can refer to this article for details on the php redis implementation article publishing system and user

Recently read a lot of coding articles, so divided into two blog post said "PHP, string, encoding, UTF-8" related knowledge, this blog is the first half, divided into four parts, they are "definition and use of strings", "string conversion",

This article describes how to open the gd2 library of php. It has good reference value. let's take a look at it below. This article mainly introduces how to open the gd2 library of php. It has good reference value. let's take a look at it together

This article mainly introduces how to use PHP to access Redis with a password. the article first introduces how to set a Redis password and how to use Redis with a password for your learning and understanding, if you need it, you can refer to it for

The following small series will bring you an HTTPONLY attribute method for setting cookies in PHP. I think this is quite good. now I will share it with you and give you a reference. Let's take a look at the following small series to bring you an

This article mainly introduces the details of json communication interfaces encapsulated by php and related information of instances. For more information, see the following article. it mainly introduces the details of json communication interfaces

This article mainly introduces two methods of PHP auto-completion form. The first method is to complete the form after retrieval from the database, and the second method is to complete the pure front-end information such as Mailbox, which is very

This article introduces the serialization and deserialization knowledge in php. It has a good reference value. let's take a look at it below. This article introduces the serialization and deserialization knowledge in php. It has good reference value.

This article mainly introduces the differences between for loop and foreach in php, which has good reference value. Next, let's take a look at the differences between the for loop and foreach in php, which has good reference value. Let's take a look

This article describes in detail how to use base64 data stream files to display pictures when uploading images at the front end. During development, I encountered an image displayed in the base64 data stream file when the front-end uploads an image.

Assume that the chess board has 25 5x5 grids. Design a program to enable the chess piece to jump from the initial position (where the board number is 1). you can traverse all the grids of the board, and each lattice can only go once.

When using PHP, you may need to use the header and setcookie functions. These two functions will send a file header to the browser, however, if you have any output (including empty output, such as space, carriage return, and line feed) before using

In normal project development, we usually use multi-dimensional arrays into one-dimensional arrays, but many Programmer will not convert them, some did not think of a good algorithm and barely converted it through a messy algorithm, but the code

In many cases, we need to perform direct operations on files on the disk during the development process, which is inevitable in programming. the following code describes how to recursively delete files on the disk: in many cases, we need to perform

Sometimes in our project development process, we need to sort a group of data by Chinese characters. in this case, we need to first obtain the first letter of these Chinese characters and then sort them, this is a general solution to this problem. I

In normal website development, we have to deal with URLs. we can access specific addresses through URLs, and pass the parameters we need to test through URLs, therefore, it becomes important to obtain URL parameters. This blog post will show you how

In this article, we will share a quick deletion operation (with beautiful styles available) for ajax pages not redirected (with beautiful styles available) In the past, we talked about how to use embedded php code to jump to another page, which

From the perspective of personal information protection, we always try to protect some personal information of users during the development process. As described in this blog post, we sometimes display only some of your mobile phone numbers. this is

This article introduces how to use ajax to write and log on. This article introduces how to use ajax to write and log on. The full name of AJAX is Asynchronous JavaScript and XML (Asynchronous JavaScript and XML ). Advantages of ajax: 1. the

Discuz can use multiple caches. here we only talk about data caching. Discuz supports redis, memcache, and other caching methods. you only need to set it in configconfig_global.php and use discuz in the environment. here we only talk about data