CourseElementary54111

Course Introduction："HTML5 From Beginner to Mastery Tutorial" introduces in detail that HTML5 has added a lot of new content based on HTML, with more functions and more dazzling effects.

CourseElementary26908

Course Introduction："Javascript Basics Tutorial" will take you to quickly learn the basic knowledge of javascript and explain it through examples, so that you can better understand the javascript scripting language.

CourseElementary30765

Course Introduction：This tutorial will start from the basics and does not require you to have any programming knowledge. The "HTML Tutorial" contains our knowledge of HTML5, truly achieving a comprehensive learning of HTML.

CourseElementary24034

Course Introduction："HTML5 Quick Self-Study Tutorial" is suitable for zero-based entry learning of HTML5. HTML5 is the fifth version of HTML development. With the support of browser technology, it has also begun to be widely used. H5 will become the new standard for WEB development. This course will provide readers with Explain all the core features of HTML5.

CourseElementary90651

Course Introduction："JavaScript Elementary Tutorial" is an introductory course to JavaScript, designed to let everyone know and understand the common knowledge of JavaScript.

Course Introduction：Method: 1. Use the "git commit --amend" command to modify the history record once; 2. Use the "git rebase -i specify commit number" command to modify multiple history records; 3. Use the "git filter-branch --filer command to modify range" command to rewrite history.

2022-01-14 comment 08930

Course Introduction：In Oracle, you can use modify with the "alter table" statement to modify the length of the column. The function of modify is to modify the field type and length, that is, to modify the attributes of the field. The syntax is "alter table table name modify column name field type needs to be modified. field length".

2022-05-13 comment 021361

Course Introduction：Method: 1. Use the "alter table table name modify column column name dateType" statement to modify the data type; 2. Use the "alter table table name change old column name new column name type (length)" statement to modify the name.

2022-05-19 comment 04595

Course Introduction：How to modify the Linux user directory: 1. Use the "vi /etc/passwd" command to modify the "/etc/passwd" file to modify the user directory; 2. Use the usermod command to modify the user directory, the syntax is "usermod -d username -u uid ".

2022-02-25 comment 020291

Course Introduction：Method: 1. Use the "update user$ set name='new username' where name='old username'" statement to modify the user name; 2. Use the "alter user username identified by 'new password';" statement to modify the user password.

2022-01-25 comment 09710