Course Elementary 183510
Course Introduction:The CSS tutorial "CSS Video Tutorial-Jade Girl Heart Sutra Edition" is an original video tutorial on the PHP Chinese website. HTML and CSS are the core parts of WEB front-end development, so combined with the previous HTML course, we will get a better experience by studying CSS in this chapter. The course content is very rhythmically arranged, and the knowledge points are simple and clear, allowing you to study from beginning to end without any pressure. This chapter explains the basics of CSS in an easy and clear way, suitable for novices to watch and learn.
Course Elementary 214255
Course Introduction:JavaScript can be said to be the most widely used programming language in history, and it is also one of the three skills that front-end development must master: HTML to describe web page content, CSS to describe web page style, and JavaScript to describe web page behavior. This chapter will help you quickly master JavaScript, a high-end, dynamic, weakly typed programming language. The knowledge points are simple and clear, allowing you to learn without any pressure. It is suitable for novices to watch and learn...
Course Intermediate 14779
Course Introduction:This chapter focuses on PHP object-oriented applications, declaration and creation of classes and objects, and the three major characteristics of object-oriented: encapsulation, inheritance, polymorphism, abstract classes and interfaces, as well as some commonly used magic formulas, new traits, namespaces, etc. content.
Course Elementary 11128
Course Introduction:A function is a block of code that implements a specific function. The direct purpose of defining a function is to divide the program into blocks according to functions, so as to facilitate the use, management, reading and debugging of the program. Functions can be roughly divided into system functions and custom functions. When the functions provided to us in the system cannot achieve a specific function you want to achieve, you need to define a function yourself. This is called a custom function. , of course there are some special forms of functions in PHP, such as recursive functions, callback functions, etc.
Course Elementary 11890
Course Introduction:PHP is a scripting language executed on the server side. It is similar to C language and is a commonly used website programming language. PHP's unique syntax mixes C, Java, Perl, and PHP's own syntax. It is conducive to learning and widely used. It is mainly suitable for the field of Web development and has a wide range of applications in the Internet field. This chapter learns the basic syntax of PHP, such as variables, data types of variables, operators, process control structures, etc.
2020-03-30 08:34:24 0 1 1158
Mysql query: reduce value by 1
2023-10-25 10:57:45 0 3 626
How to optimize query reduction?
2017-06-06 09:52:20 0 1 727
JavaScript: increment and decrement functions
2024-01-29 09:53:20 0 1 451
Reducing ID duplication: How to minimize it?
2024-02-17 21:19:18 0 1 326
Course Introduction: DateInterval 如何减少时间比如这个代码是获取当前时间加上3个小时,那么如何获取减少3个小时呢?PHP code(new DateTime('NOW'))->add(new DateInterval('PT3H'))------解决方案--------------------DateInterval::format() - Forma
2016-06-13 comment 0 1030
Course Introduction:The method to reduce html reflow and redraw is to use CSS3 animation, avoid frequent DOM operations, use transform and opacity to achieve animation effects, avoid using table layout, use requestAnimationFrame to optimize animation effects, use CSS Sprites to reduce HTTP requests, and use caching To reduce reflow and redraw, etc. Detailed introduction: 1. Use CSS3 animation instead of JavaScript animation, JavaScript animation, etc.
2023-10-12 comment 0 841
Course Introduction:Language features that can reduce memory include garbage collection, passing by reference, memory-optimized data structures, proper use of caches, proper use of buffers, proper PHP configuration settings, etc. Detailed introduction: 1. Garbage collection, PHP has an automatic garbage collection mechanism, which can automatically release memory that is no longer used; 2. Reference passing, by using reference passing, unnecessary memory copies can be avoided, thereby reducing memory usage; 3. Memory Optimized data structures can reduce the memory usage of data structures such as arrays and lists; 4. Appropriate use of caching technology, etc.
2023-09-04 comment 0 599
Course Introduction:What is the answer to the question about how much the cooldown can be reduced by the Boots of Calm in King of Glory? I believe that many friends want the answer very much. Below, the editor will introduce the answer to the question of "Glory of Kings: Battle of Kings". Answer to the question of Battle of Kings. Question: How much cooldown can be reduced by the Boots of Calm? Answer: 1.5 When playing Battle of Kings, you can get a free challenge opportunity every day. After watching the video, you can get a second challenge opportunity. There is one free resurrection in the game and one video resurrection. If you fail the two run-out challenges, you will get another chance to challenge the next day. There are three rounds of answering questions, and you can get coupons after completing each round. Round 1: There are 12 questions in the first round. If you answer them all correctly, you will get 1 redemption coupon. Second round: After passing the first round, you will enter the second round and set 16 questions.
2024-08-11 comment 0 1137
Course Introduction:Bitcoin’s fourth halving will be completed on April 20, 2024, which means that the difficulty of Bitcoin mining has increased again. According to data from Blockchain.com, the daily income of miners has dropped to US$3 million after the Bitcoin halving, a significant drop of 50% compared to the previous income. However, the difficulty of mining increases and the decrease in income is understandable. So will the profits of miners decrease as Bitcoin plummets? This is a question that some investors are curious about. According to the current data analysis, miners' income will decrease if Bitcoin plummets. Next, the editor will tell you in detail to help you better understand Bitcoin mining. Will miners’ profits decrease as Bitcoin plummets? When Bitcoin plummets, miners’ income will decrease. Miners obtain Bitcoin rewards and transaction fee income through mining. When Bitcoin
2024-07-12 comment 0 312