Vim compiler related knowledge 1. About the Vim compiler In popular Linux operating systems, a super easy-to-use text editor is installed by default-the name is “vim” , vimis an upgraded version of
Category: OS
Operating System (Operating System, referred to as OS) is a computer program that manages and controls computer hardware and software resources. It is the most basic system software that runs directly on the “bare metal”. Any other software must be supported by the operating system to run .
Third, RPM Package Management – Yum Online Management
1. IP address configuration
guarantee linux can Normal Internet access
2, network yum source code (default is configured, only Just need to understand it)
3. Commonly used yum com
Regular expression pattern explanation
I’m fairly new to regular expressions, I recently used a regular expression in a perl script, and I can’t figure it out:
$groups= qr/\(([^()]+|(??{$groups}))*\)/; Any help will be greatly app
Shell script for, while, case statement details and case
################for loop statement structure#############
When using for loop statement, you need Specify a variable and a list of possible values, and repeat the same command sequence for each dif
Regular expression – replace the escape character in PowerShell
I have a string of…
“some text \\computername.example.com\admin$ “. How do I do the substitution so my final result is just “computername”
My question does not seem to know how to esc
Shell – open file with spaces in Windows by command prompt
I want to open a file (especially a video file) in its default program through a script. When I encounter a file name with spaces, it is treated as several parameters, This is not surprising:
Shell script does not use Data functions to implement a date query
The shell script realizes the query N days before or N days after the specified date 1 1 span> #!/bin/bash
2 func(){
3 read -p “Please enter the year, month and day (format: 2019-01-01): ”
Regular expression, what is obtained after the second occurrence
I have a string in the following format:
TEXT #### TEXT #### SPECIALTEXT
I need Get SPECIALTEXT, basically the content after the second occurrence of ####. I can’t do it. Thank you
<
Microsoft.Windows.Controls.ribbon.ribbonwindow encounters a strange phenomenon of Avalondock
Part One When he entered the current company at the end of 2014, the leader was preparing to develop a new software platform to replace the original one. The original platform uses C++Build develop
PAT Advanced 1014 Waiting in Line
Suppose a bank hasN windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. The rules for the customers to wait in line are:
No