decompress files mac

We often hear the phrase "compressed file", what is this all about? Originally in order to the computer's available resources can be fully utilized to minimize the storage space, usually compressed after the file is not compressed one-tenth of the file. Compressing files later is more convenient for file delivery. We can compress multiple files into one file using the compression tool "WinZip" above the mac

all the backup files, and compression, backup file name usr.tar.gz. $ tar czvf usr.tar.gz/home Example 3: Restore and decompress usr.tar.gz this backup file. $ tar xzvf usr.tar.gz Example 4: View the contents of the Usr.tar backup file and display it on the monitor in a split-screen manner. $ tar TVF Usr.tar | More To back up a file to a specific device, simply use the device name as the backup file

Java.io.FileInputStream;Import Java.io.FileOutputStream;Import java.io.IOException;Import Java.io.InputStream;Import java.util.Enumeration;Import Java.util.zip.ZipEntry;Import Java.util.zip.ZipFile;Import Java.util.zip.ZipOutputStream;/*** Compress and decompress files or folders with zip*/public class Compressutil {/*** Compress files or folders* @param basedir

Tmpfilename.tar fileName | | DirName (just want to pack into. tar); Gzip-v Tmpfilename.tar (Delete source file, become tmpfileName.tar.gz, and display compression ratio---If-V is written as-Q does not display compression ratio);Extract:1. Tar zxvf fileName2, Tar xvf fileName (pro-test can also)3, gzip-d fileName.tar.gz; Tar xvf fileNameExplanation: Compression when two ways, in fact, the first enough, the second is step-by, first pack into tar, and then use gzip compression into. tar.gz forma

In linux, tar is used to package and split files, and tar is used to decompress files. First, compression: Tar-czvp-f skype_backup.tar.gz skype_backup Split: Split-B 4000 k skype_backup.tar.gz skype_backup_20090626.tar.gz.-verbose The preceding two commands are combined into one sentence: Tar-czvp-f-skype_backup | split-B 4000 k-skype_backup_20090

command: There are many parameters for the tar command, but there are only a few commonly used options. -C: (create) create a package file. You can use-v to view the package file during the process. -T: view the file names contained in the package. -X: unpack or decompress the package. It can be used with-C (uppercase) To uncompress the package in a specific directory. Note that-c,-t, and-x cannot appear at the same time. -J: Use bzip2 to compress o

just in the QQ group inside a man asked the file compression command, usually work with the decompression command, if you encounter compression is now checked (this is not a good habit), so to organize under the Linux create and unzip zip, tar, Tar.gz and tar.bz2 files are compared to their compression ratios to make it easier to remember when their brains have limited memory space and are infrequently used. It is now organized as follows:the current

How to decompress rar and zip files in Centos Zip-r data.zip data Explanation: The data folder is compressed into the data.zip format. Unzip data.zip Description: Decompress the data.zip file to the current folder. Below are some detailed descriptions 1. I want to compress a file abc.txtand a directory dir1into yasuo.zip: # Zip-r yasuo.zip abc.txt dir1 2. I dow

talk about the basic usage of the tar command: There are many options for the tar command (which can be viewed using man TAR), but there are several commonly used options. The following is an example: # Tar-CF all.tar *. jpgThis command is to pack all. jpg files into a package named all.tar. -C indicates that a new package is generated.-F specifies the package file name. # Tar-RF all.tar *. gifThis command adds all .gif

Php uses the ZipArchive function to compress and decompress files ,. Php uses the ZipArchive function to compress and decompress files. PHPZipArchive is an extension class provided by PHP. it can easily compress and decompress ZIP files