“grep was a private command of mine for quite a while before i made it public.” -Ken Thompson

The history of grep, the 40 years old Unix command

Does NFS I/O count towards iowait% on linux?

or: distrust everything you see on a performance graph.

DHCP and Bind9 logs

How to configure Debian 7 (Wheezy) to have proper DHCP and Bind9 separated logs

Does writing to NFS put processes into un-interruptible sleep?

Or: NFS, I hate you.

If Samsung switches to Tizen, does it mean the End of the Road for Android?

Samsung has released the…

Don’t murder your process! Let it die peacefully. 

Linux kill command and when to use the -9 option.

I have been using Linux for a while but it was always confusing to understand when to use -9 option in the “Kill” command.

Ubuntu Desktop — a better choice

Adopting Ubuntu on the Desktop is easy and a more functional choice…

Pavlovian Password Management Protocol

A proposed experiment for conditioning better password choices.

Hi all,

Something hit me straight in the face that may be a
method for inducing cognitive awareness to…