title:LinuxFocus.org articles # fields below are seperated by a tilde (~) character # syntax: article title~ English url~ author name~ available languages~ A digital DC power supply -- part 3: command control from the PC~http://linuxfocus.org/English/September2005/article389.shtml~Guido Socher~English~ Computer Assisted Simulation of DNA using Linux and Perl~http://linuxfocus.org/English/August2005/article388.shtml~Carlos Andrés Pérez~English~Castellano~Francais~ Automate the creation of graphs with Graphviz~http://linuxfocus.org/English/August2005/article387.shtml~Jean-Etienne Poirrier~English~Francais~ LF Tip: #defines for writing portable C-code~http://linuxfocus.org/English/August2005/article386.shtml~Guido Socher~English~Francais~ A digital DC power supply -- part 2: the software~http://linuxfocus.org/English/July2005/article384.shtml~Guido Socher~English~ChineseGB~Francais~ Book review: The Linux Enterprise Cluster~http://linuxfocus.org/English/July2005/article385.shtml~Tom Uijldert~English~Francais~ LF Tip: USB mice and laptops~http://linuxfocus.org/English/July2005/article383.shtml~Guido Socher~English~ChineseGB~Francais~Portugues~Russian~