gzip bzip2

Do you ever because a file occupies a large space, and the space shortage of the USB stick can not store this file. Have you ever had too many files in the software to make it easy to copy and carry? Have you ever had a headache because you need

1. Use and technology for compression　　1.1 Why compression is required:　　　　　　　　① you have a file is too large, resulting in the normal email can not be sent out (many emails have a capacity of about 25MB per letter limit Ah!). )？　　　　　　　　② have you

The contents of this assignment:1, write a script to complete the following functions(1) Pass a disk device file path to the script to determine whether the device exists;(2) If present, displays all the partition information on this

By performing this lab, students would learn how to work with archive files.In this lab, you'll perform the following tasks: Create archive files using tar with and without compression Compress and uncompress files into a gzip archive

The tar command is an uncompressed command in Linux. There are two concepts to be clear before using the tar command : packaging and compression. Packaging refers to a large number of files or directories into a total file, compression is a large

Compression command: Compress gzip bzip2 XZ etcDecompression command: uncompress gunzip bunzip2 UNXZ, etc.Package (Archive) command: Tar cpioWhere compress, gzip, bzip2, and XZ can only be used for a single compressed file and cannot be used to

which LSSet alias on ~/.BASHRCModify Path Vi/etc/profile,source/etc/profileCtrl U Delete forwardCtrl K Backward DeleteCtrl D Exit logout exitCTRL Z Pause FG RecoveryCtrl c Cancel, interruptCTRL s screen is still, locked, background continues to work,

InWhen installing software in Windows, you only need to run the software installation program (setup, installOr decompress the software such as zip to unmount the software. Run the uninstall, unware, and uninstall programs to clean up the software

Linux Command sorting (commonly used) and linux Command sorting Common Linux commands 1. There are two types of users in Linux: Super Users (root) and normal users. A) Super User: You can do anything in linux without any restrictions. B) common

Bash programming case statement: usage format Case variable reference ($ {}) in Value1) Statement 1 Statement 2 ... ;; Value2) Statement 1 Statement 2 ... ;; Value3) Statement 1 Statement 2 ... ;; *) Statement 1 Statement 2 ... ;; Esac For example,

The main records Tar,zip,gzip,bzip2,rar and other commonly used commands, the operation of. Tar,. GZ,. tar.gz,. tgz,. bz2,. tar.bz2,. zip,. rar, 8 kinds of compressed files.1. Tar command　　command format: tar [main option + Secondary options]

This article describes the packaged compression programs under Linux tar, gzip, gunzip, bzip2, bunzip2, compress, uncompress, zip, unzip, RAR, Unrar programs, and how to use them for. Tar,. GZ,. Tar.gz,. Tgz,. bz2,. tar.bz2,. Z,. Tar. Z,. zip,. rar,

1. Write a script to determine whether the shell of all users on the current system is a login shell (that is, the user's shell is not/sbin/nologin), the number of these two types of users, and the string comparison;#!/bin/bashlogin= ' grep-v '/sbin/

1. Compress and Decompress commandsCommon compression formats:. zip,. gz,. bz2,. tar.gz,. tar.bz2,. rar. zip format compression and decompression commandsZip compressed file name source files: Compressed filesZip-r compressed file name Source

When installing software under Windows, just run the Software installer (Setup, install, etc.) or unzip the software with zip and so on to install, run the reverse installation program (uninstall, Unware, "uninstall", etc.) to clean the software,

7-Zip is a compression software that claims to have the highest compression ratio today. It not only supports the unique 7z file format, but also supports a variety of other compression file formats, including ZIP, RAR, CAB, GZIP, BZIP2, and TAR.

7-Zip Introduction 7-Zip is a compression software that claims to have the highest compression ratio today. It not only supports the unique 7z file format, but also supports a variety of other compression file formats, including ZIP, RAR, CAB,

Vim mytar.sh#!/bin/bash#read-p "Three files:" File1 file2 file3read-p "Destination:" DEST--Specify compressed directory and file name read-p "compress[gzip| BZIP2}XZ]: "COMP--Input compressed format case $COMP ingzip) tar-zcf ${dest}.tar.gz $file 1 $

I. Introduction of use 1, noun distinctionPackage: Make a whole bunch of files or directories into a total file "tar command"Compression: Convert a large file into a small file "gzip,bzip2" through some compression algorithmsMany of the compressors

I. Introduction of use 1, noun distinctionPackage: Make a whole bunch of files or directories into a total file "tar command"Compression: Convert a large file into a small file "gzip,bzip2" through some compression algorithmsMany of the compressors