python dict.fromkeys() magic?

Intresting case

Snake's magic

Simple example:

!#/usr/bin/env python

x = 'abcdef'

if x.find('z'):
    print 'True'
else:
    print 'False'

What result will you get after run this python code ? False ?, are you sure  ?

bash multiline write to file

cat > ./outfile << DELIM
hello proble
h2 fadernaly
DELIM


How to disable CTRL+ALT+Del keys

Open /etc/inittab file, enter:
# vi /etc/inittab

Search for line that read as follows:
ca:12345:ctrlaltdel:/sbin/shutdown -t1 -a -r now

And remove the line or comment out the above line by putting a hash mark (#) in front of it:
# ca:12345:ctrlaltdel:/sbin/shutdown -t1 -a -r now

Save the file and exit to shell promot. Reboot system to take effect or type command:
# init q

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