commandlinefu.com is the place to record those command-line gems that you return to again and again.
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Wow, didn't really expect you to read this far down. The latest iteration of the site is in open beta. It's a gentle open beta-- not in prime-time just yet. It's being hosted over at UpGuard (link) and you are more than welcome to give it a shot. Couple things:
Use this command to watch apache access logs in real time to see what pages are getting hit.
from a svn repo, print a log, with diff, of each commit touching a given file
Count how many times a pattern is present into a file. It can be one or more lines. No overlapping. It means searching for aa on aaa will output 1 not 2.
Count how many times a pattern is present into a stream. It can be one or more lines. No overlapping. It means searching for aa on aaa will output 1 not 2.
Note that the -i will not help in a script. Proper error checking is required.
This prints out a list of all zombie processes PIDs so you can do things like kill the zombies
using awk, changed the line given by sucotronic in command #11733 to print the first and second columns
not shown ifconfig error
You must have smartmontools installed for this to work. This also assumes you 512 byte sector sizes, this is pretty standard.
The command will read the apache log file and fetch the virtual host requested and the number of requests.
Sure, it's dirty, but it's quick, it only displays the excuse, and it works.
polls the pirate bay mirrors list and chooses a random site and opens it for you in firefox
Given a hosts list, ssh one by one and echo its name only if 'processname' is not running.
Monitoring system in one line :
DISK : disk space
MEM: memory ( mem , swap, Total)
CPU : all information about cpu activity
LOAD : load average
Top 30 History Command line with histogram display
capture 2000 packets and print the top 10 talkers