ambrus's user image
User since: Oct 01, 2003 at 11:47 UTC
Last here: Mar 29, 2017 at 15:45 UTC (13 hours ago)
Experience: 20110
Level: Abbot (19)
Writeups: 2778
User's localtime: Mar 30, 2017 at 06:16 CEST
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Image: colorful houses, Stockholm, Sweden, 2014.

My homepage doesn't have anything interesting on it.

To determine if a number is odd or even, the worst way is:


There are several completely different programming concepts called a select statement. They are

Ok, after all this rant, here's something that's actually useful to know. The formulae to solve the quadratic equation
a x^2 + b x + c = 0
x_1 = -(b + sgn(b) sqrt(b^2 - 4 a c))/(2 a)
x_2 = c/(a x_1)

Perl Quiz of The Week #21 (20040805): Task scheduling. my solution discussion.

Perl Quiz of the Week Expert #22 (20040825): Word ladder. my solution discussion.

Favourite pentomino pattern: