∫ntegrabℓε ∂iﬀerentiαℓs · unorganised notes, code, and writings of random topics

Fixing Postscript Files as Obtained from Windows Print-to-File

January 5, 2006 blog system

If you want to create a postscript file from a MS Windows machine, the easiest way to do is to get a PS printer installed then choose “print to file” in the dialog box. However, the output is not very conformant to the PS standard and it may look worse... [more]

Off-the-shelf GNU/Linux (or Debian) Commands

December 21, 2005 blog system reference

Finding duplicate files in the tree [more]

An Interesting Problem: Wolves and Sheeps

November 30, 2005 blog math

In a field of geometry 5x5, put down 3 wolves and 5 sheeps. However, the wolves will kill the sheeps that they see in any diagonal or axial (horizonal and vertical) directions. [more]

Unmaintainable code

November 21, 2005 blog code work

This is a very funny, nice piece of article for writing unmaintainable code. Should be read by every programmer. [more]

Converting EBCDIC to ASCII

November 15, 2005 blog code

Finally, I found that somebody is still using EBCDIC today! [more]