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... arcane linux knowledge collected over the eons, bit by bit ...
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Summary:
To find the PID of a running UNIX/XWindow process:
$ xprop _NET_WM_PID
If that fails:
$ ps -ww -fp <PID>
$ pwdx <PID>
Detailed explanation:
So How can you find the PID (not Window ID!) of a running UNIX/XWindow process?
Method 1 (simple):
$ xprop […]
Problem:
A site contains data which is of interest to us. The data is uniformly structured and available for examination by the general public (i.e. no login required) but is not automatically accessible, i.e. viewing it requires repetitive user interaction (such as setting a date range, clicking a ‘submit’ button, etc). In addition, usually the […]
How can you remove a mounted USB stick or USB HDD from the list of mounted devices?
PROBLEM
We have all done it – in a hurry you unplug a USB drive which was mounted in your Linux system without properly unmounting it and then it sits there in your list of mounts and you […]
Here’s how to list all packages whose names start with ‘nss’
yum info -v nss* | grep -v Committer | grep -w ‘Name\|Version\|Release\|Description\|Repo’
Here’s how to list all INSTALLED packages whose names start with ‘nss’
yum info -v nss* | grep -A12 -B5 -w ‘installed’ | grep -v Committer | grep -w ‘Name\|Version\|Release\|Description\|Repo\|installed’
And since […]
