I was looking for a way fill a [[partition]] w/ a zeroifed file ie: cat /dev/zero > /tmp.tmp On [[vista]] I haven't find any solution than to execute this *ugly* script : cat /mnt/sda2/Users/root/Documents/zerofill.js var f, fc, n="tmp.tmp"; var t=1; var l="\0"; var s= 1<<5; for(var i=0; i < s ;i++) { l+="\0"; } fc = new ActiveXObject("Scripting.FileSystemObject"); f = fc.CreateTextFile(n,1); do { f.Write(l); }while( t ==0 ) ; WScript.Echo("Ending"); // f.Close(); // fc.DeleteFile(n); // todo: 700M chuncks taskmngr.exe lists wscript.exe * http://msdn.microsoft.com/en-us/library/czxefwt8.aspx ===== MORE ===== @TaG: JavaScript [[js]] {{http://3.bp.blogspot.com/-evsea102k7E/TV_VMinCQKI/AAAAAAAAANA/ZuyWd4xDzIs/s1600/optical_illusion_bars_Optical_illusions-s500x471-13683-580.gif}}