Category: tip

  • Two quick tips

    Via the .:Computer Defense:. blog: the Windows command prompt has a history feature: just press F7 in a command window. One of the great features of Firefox 2 is the session saving (I know, there were extensions before that to do the same thing, but they somehow never worked for me). If you want to…

  • Why not to chain remote desktops?

    Quick tip (learned the painful way): do not chain remote desktops, meaning don’t open a remote desktop (or VNC sessions for that matter) to one computer and open in that session a remote desktop to an other computer, unless you have bandwidth to waste and don’t mind the increased delay :-). The explanation is rather…

  • Two quick Linux / Ubuntu tips

    If you find that you are running out of disk space and some of your applications crashed recently, you might want to look in your home folder. When applications crashes, Ubuntu creates here memory dumps to help the programmer determine the cause of the crash. But if you are no programmer, you can safely delete…

  • Linux tips – take two

    A short Linux/Ubuntu tip: If you want to control what services (daemons in Linux speak) run when you start your computer, use sudo sysv-rc-conf from the command line. If you don’t have it installed, do a quick sudo apt-get install sysv-rc-conf. It’s a very small download (around 25 Kb) and it’s much more convenient than…

  • Linux also has a hosts file!

    Update: I’m recommending that you use 0.0.0.0 instead of 127.0.0.1. Please check the link to see the reasons and how to modify your hosts file. Also, if you do the changes, the ping command at the end of this article won’t work (it will say something to the effect of “Destination specified is invalid.”, but…

  • How to create a well behaved bot?

    From the ever watchful master of bots and scrapers incrediBILL (:-)) comes the following tip, which you might find useful if you yourself plan / need to implement a web crawler as part of your product / service.