Compression
refer:
- http://linux.vbird.org/linux_basic/0240tarcompress.php
- http://www.dotblogs.com.tw/phoenixwu/archive/2008/05/22/4103.aspx
.gz
Compress and decompress single file:
$ gzip myfile
$ gzip -d myfile.gz
Recursive compress and decompress all files in a folder
$ gzip -r myfolder/
$ gzip -dr myfolder/
.bz2
Only can compress single file.
Compression: bzip2 <target-file>
Decompression: bzip2 -d <archive.bz2>
.tar
壓缩：tar cvf FileName.tar DirName
解壓：tar xvf FileName.tar
.tar.gz
壓缩：tar czvf FileName.tar.gz DirName
解壓：tar xzvf FileName.tar.gz
.zip
compression via zip command:
| Option | notes |
|---|---|
| -r | recursively |
| -m | Delete the originals Move the specified files into the zip archive; |
| -P pass | Set up a password |
$ apt-get install zip
$ zip myfiles.zip file1 file2
$ zip -r myfiles.zip myfolder/
$ zip -r -m myfiles.zip myfolder/
$ zip -r -P mypassword myfiles.zip myfolder/
decompress a zip file vi unzip command
$ unzip myfiles.zip