10 recommended articles about precompilation

1. Variables are a good thing In any language, the role of variables is the same, which is to reduce maintenance costs, along with the benefits of higher performance and higher file compression rate. With the attention and increasing popularity of CSS precompilation tools Sass/Less/Stylus, the CSS working group quickly followed up on the specification of CSS variables, and many browsers have followed suit. Currently, they can be used directly in some projects. Chrome/Firefox/Safari browsers are all green, and their compatibility far exceeded my expectations, so I decided to try them out and record the syntax usage and features. 2. CSS variable var() syntax, usage and characteristics The native variable definition syntax in CSS is: --*, and the variable usage syntax is: var(--*), where * represents our variable name. Regarding naming, various languages ​​have some indications. For example, CSS selectors cannot start with a number, and variables in JS cannot be directly numeric. However, in CSS variables, these restrictions are not present, for example: :root { &nbs

1. Understand CSS/CSS3 native variables var

Introduction: In any language, the role of variables is the same, which is to reduce maintenance costs, along with the benefits of higher performance and higher file compression rate. With the attention and increasing popularity of the CSS precompilation tool Sass/Less/Stylus, the CSS working group quickly followed up on the specification of CSS variables, and many browsers have followed suit. Currently, they can be used directly in some projects.

2. Detailed explanation of the technique of forcing CSS to be packaged into a single file in the Less framework

Introduction: When using the Less pre-compiled framework, we always hope to efficiently manage the deployment structure of CSS files. Here we will take a look at forcing packaging of CSS into a single file in the Less framework. Friends who need it can refer to

3. JavaScript pre-compilation principle analysis

##Introduction: Today I spent a lot of time reviewing scope, precompilation, etc. I read a lot of blog posts, opened the books I had read before, and found that I felt that I understood what I had learned. In fact, there are still some misunderstandings in thinking. I will sort out the messy ideas tonight. Let’s sort out the knowledge of pre-compilation. I will explain the scope in detail when I have time in the future. Everyone needs to understand that pre-compilation and compilation are different. JavaScript is An interpreted language, since it is an interpreted language, is to compile a line. Performing a traditional compilation of a line will go through many steps, such as word segmentation, parsing, and code generation.

4. SQL Summary Stored Procedure

Introduction: Stored Procedure: Precompiled into an executable procedure One or more SQL statements.

5. mysqli class (no transaction precompilation)

Introduction:: This article mainly introduces mysqli Class (no transaction precompilation), students who are interested in PHP tutorials can refer to it.

6. php mysql pre-compilation

Introduction::This article mainly introduces php mysql pre-compilation. Students who are interested in PHP tutorials can refer to it.

7. Summary of the use of Opcache for PHP optimization and acceleration

Introduction:: Summary of the use of Opcache for PHP optimization and acceleration: Summary of the use of Opcache for PHP optimization and acceleration: Opcache is a method that stores the precompiled bytecode of the parsed PHP script in shared memory to avoid each time The overhead of loading and parsing PHP scripts, the parser can directly read the cached bytecode from the shared memory, thus greatly improving the execution efficiency of PHP. PS: It needs to be distinguished from the Xcache mechanism, and its use will be introduced in the subsequent summary. · How to install · How to configure · How to use · Display analysis · Notes 1. How to install

8. parallels desktop 9 PHP in PDO database operation between 51 and 52 Summary of the differences

Introduction: parallels desktop 9:parallels desktop 9 PHP Summary of the differences in PDO database operations between 51 and 52: Introduction Discovered php5 today There are differences between .1.* and php5.2.* when the database precompiled code is executed. Advantages of precompilation 1. Use placeholders to avoid entering data into SQL verbatim. Automatically handles escaping of characters such as quotes and backslashes - for added security. 2. "Prepare" a statement in advance, and then bind different values ​​to achieve reuse every time it is executed. ——Commonly used for statements that will be executed multiple times in the future. 3. Highly readable. The code and database connection code are the same. Copy the code as

9. Flash animation free download PHP generated Flash animation implementation code

Introduction: Free download of flash animation: Free download of flash animation PHP generates Flash animation implementation code: There is a set of objects mapped to data types in SWF animation: sub-graphics, graphics, text, bitmaps, etc. In this article, I used the precompiled extension php_ming.dll library for the Windows version of PHP. Listing 2 shows an example of HelloWorld implemented using the Ming library. Listing 2. Hello.php

10. How to obtain PHP related information _PHP Tutorial

#Introduction: How to obtain PHP related information. Obtaining PHP This section has details about PHP download locations, and OS issues. 1. Where can I get PHP? 2. Is there a precompiled binary version? 3. Where can I get the optional

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