Commands tagged gzip (37)

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Use result of the last command
\$ which python /usr/bin/python \$ ll `!!` lrwxrwxrwx 1 root root 9 2010-11-08 22:01 /usr/bin/python -> python2.6

Quickly generate an MD5 hash for a text string using OpenSSL

list block devices
Shows all block devices in a tree with descruptions of what they are.

Backup sda5 partition to ftp ( using pipes and gziped backup )

Sniffing network to generate a pcap file in CLI mode on a remote host and open it via local Wireshark ( GUI ).
Then hit ^C to stop, get the file by scp, and you can now use wireshark like this : $ wireshark /tmp/sniff.pcap If you have tshark on remote host, you could use that : $ wireshark -k -i

View Processeses like a fu, fu
I don't truly enjoy many commands more than this one, which I alias to be ps1.. Cool to be able to see the heirarchy and makes it clearer what need to be killed, and whats really going on.

Convert filenames from ISO-8859-1 to UTF-8
Nothing advanced, it just finds filenames that are stored with ISO-8859-1 characters and and converts those into UTF-8. Recommended to use without the --notest flag first so you can see what will be changed.

Checks apache's access_log file, strips the search queries and shoves them up your e-mail
as unixmonkey7109 pointed out, first awk parse replaces three steps.

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Create black and white image
Use ImageMagick to create a "black and white" copy of an image.


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