View process
PS Top (Task Manager)
Kill process
Kill PID (PID number requires its own input, can be viewed by the viewing process)
Delete lock file
sudo rm/var/lib/apt/lists/lock
deleting files
sudo rm-r filename (-R down recursion, no matter how many levels, are removed,-f forcibly removed, not prompted)
Uninstalling software
sudo apt-get autoremove--purge softname (softname self-input)
Find File path
Whereis filename (filename input)
Find/-name filename (filename input)
View Current Process
Pwd
C + + file compilation and operation
g++ test.cpp-0 Test
./test
Commands for MV Movement
MV 12 1234 (rename file 12 to 1234)
mv/a/b/c (move the/a folder to/C)
Commands for CP replication
Cp/home/work/home/temp (Copy the work file to temp)
Unzip, compress files
Zip Xx.zip compression
Unzip Xx.zip Decompression
Tar zcvf xx.tar.gz Compression
Tar zxvf xx.tar.gz Decompression
About VIM
Vim's configuration file path/ETC/VIM/VIMRC
Vim saves files with no permissions
: w!sudo tee% or: w!sudo tee% >/dev/null
Vim to find the word/word (Word to find the word)
VIMRC Configuring C + +
1 Syntax on2Set shiftwidth=43Set tabstop=44Set softtabstop=45 Set Autoindent6 Set Smartindent7 Set Cursorline8 Set Showmatch9 Set numberTen Set Cindent OneInoremap (() <ESC>I A -Map<f5>: Call CR () <CR> -func!CR () theExec"W" -Exec"!g++-w-g%-O%<" -Exec"! ./%<" - Endfunc +Map<f3>: Call Setmodel () <CR> - func Setmodel () +Let L =0 ALet L = l +1| Call Setline (L,'#include <bits/stdc++.h>') atLet L = l +1| Call Setline (L,"') -Let L = l +1| Call Setline (L,'using namespace std;') -Let L = l +1| Call Setline (L,"') -Let L = l +1| Call Setline (L,'typedef long long LL;') -Let L = l +1| Call Setline (L,"') -Let L = l +1| Call Setline (L,'int main () {') inLet L = l +1| Call Setline (L,'//freopen ("In.txt", "R", stdin);') -Let L = l +1| Call Setline (L,'//freopen ("OUT.txt," W ", stdout");') toLet L = l +1| Call Setline (L,'ios_base::sync_with_stdio (0); Cin.ti e ();') +Let L = l +1| Call Setline (L,"') -Let L = l +1| Call Setline (L,'return 0;') theLet L = l +1| Call Setline (L,'}') *Exec"8" $Endfunc
IP Easy Setup
1 ifconfig 202.199. 117.12 255.255. 254.0 2 202.199. 117.254 3 Echo " nameserver 202.96.64.68 " >/etc/resolv.conf 4echo"nameserver 8.8.8.8 " >>/etc/resolv.conf
Common commands for Linux (Linux Mint)