Problem with Yahoo account + Pidgin (Ubuntu Jaunty)

To fix the problem with yahoo connection in Pidgin simply change the server to

cn.scs.msg.yahoo.com

More details here.

This change may cause a crash of the messenger. The solution is to upgrade Pidgin to the new version. Read more here.

Gnuplot tips

Gnuplot "Not so frequently asked questions": Link

Gnuplot colors: Link

Gnuplot line types: Link

Gnuplot point types: Link

P.S.

How to make .eps grayscale:

gs -sOutputFile=grayscale.eps -sDEVICE=pdfwrite \
-sColorConversionStrategy=Gray -dProcessColorModel=/DeviceGray \
-dCompatibilityLevel=1.4 -dNOPAUSE -dBATCH color.eps

(source here)