Course Intermediate  11333

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  17638

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  11350

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：1. The function of each key on the computer keyboard The function of each key on the computer keyboard The computer keyboard is an indispensable input device when we use the computer. It has many keys, and each key has its specific function. Below we will explain in detail what each key on your computer keyboard does. Letter Keys Letter keys are one of the most basic keys on a computer keyboard. They are used to enter English letters. Each letter key has a fixed code. When a certain letter key is pressed, the computer will perform corresponding processing according to the code. Numeric keys Numeric keys are also one of the commonly used keys on computer keyboards. They are used to enter numbers. The numeric keys are arranged slightly differently than the alphabetic keys, but they are coded the same as the alphabetic keys. Function keys Function keys are keys with special functions on the computer keyboard, such as Ctrl

2024-08-25 comment 0  1054

Course Introduction：There are two commonly used wildcards, which are mainly used to match text information and can be used to retrieve documents or verify content. The first "*": press Shift+8 (large keyboard) on the keyboard or the * key on the small numeric keyboard. The second type of "?": Just type the ? number on the keyboard.

2019-06-13 comment 0  11564

Course Introduction：The keyboard is divided into 5 areas: 1. Main key area, used for inputting text, numbers and commonly used symbols; 2. Numeric keypad area, used for spreadsheets, accounting software, games and other scenarios that require frequent use of numbers; 3. Function The keypad is used to perform shortcut commands, adjust volume, etc.; 4. The navigation keypad is used to move the cursor in programs such as text editors and web browsers; 5. The control keypad is used to perform special operations in conjunction with other keys. shortcut commands, etc.

2023-08-15 comment 0  15715

Course Introduction：The division sign on the keyboard is the "/" key, which is used to perform mathematical operations and division operations in programming. It is located in the lower right corner of the numeric keyboard and is usually represented by a slash "/". Whether in mathematics or programming, the keyboard divide sign is an essential tool for performing division operations.

2023-06-28 comment 0  37966

Course Introduction：Introduction: Many friends have asked related questions about the inability to enter the password input interface on Mac. This website will give you a detailed answer for your reference. I hope it will be helpful to you! Let’s take a look! The imac keyboard is unresponsive, resulting in the inability to enter the password at startup. The reason why the computer cannot enter the password may be because the keyboard mode is not turned on or the keyboard is damaged. To solve this problem, you can enter the BIOS settings to enable the USB interface or replace the keyboard. Also make sure the small numeric keypad is turned on. 2. Restart the MAC computer. After hearing the startup sound, press and hold the Command+R keys to enter the utility interface. Then find the "Utilities - Terminal" option in the upper left corner and click to enter the terminal interface. Enter the command in the terminal interface: re

2024-02-18 comment 0  1069