Course Intermediate  11259

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Advanced  17586

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Course Advanced  11301

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

Course Introduction：PHP wildcard implementation method

2016-07-25 comment 0  1961

Course Introduction：1. Upper bound wildcard wildcard Unbounded wildcard means that any object can be used, so using it is similar to using native types. But it works. Native types can hold any type, while unbounded wildcard-modified containers hold a specific type. PECS principle upper bound

2023-05-03 comment 0  2139

Course Introduction：Avoidance of Wildcard ImportsWhen using PyQt, programmers may encounter lint warnings when importing all submodules using wildcard imports:from...

2024-11-17 comment 0  819

Course Introduction：In CSS, selectors are used to select elements by class name, id, tag, etc. There are also some wildcard selectors provided in CSS that we can use to define queries that select HTML elements. Wildcard selectors allow us to select HTML elements that contain a specific substring in the value of a specific attribute, such as class or id. In this tutorial, we will learn to use *, ^ and $ wildcard selectors to represent classes and ids. The inclusion (*=) wildcard selector in CSS allows developers to find all HTML elements whose attribute value contains "string" as a substring. For example, using the "*" wildcard selector for a class finds all HTML elements whose class name contains that string.

2023-09-04 comment 0  1571

Course Introduction：The wildcards * and ? have some differences in usage and matching range. Specific differences: 1. In terms of matching range, the wildcard * can match any length of character sequence, including letters, numbers, punctuation marks, spaces, etc., while the wildcard ? can only match one character; 2. In terms of usage, the wildcard * is used Fuzzy matching can match multiple characters or character sequences. The wildcard character ? is used for exact matching and can only match one character.

2023-08-11 comment 0  8873