Proxy

This well-known French proverb is similar to: “pride comes before a fall”. This evening I was told by the newly installed version of Firefox that my Flash player was outdated. Firefox provides a simple link to download that Flash Player. I save the installer (install_flashplayer10_mssd_aih.exe) in a directory where I save all my downloads before sorting them. I launch the installer. It moves itself to my system temporary directory and launches itself again. First I find it very rude from the installer to move itself anywhere on my disk. Then now, since 15 minutes it’s stuck at the step where it tries “retrieving install”. ...

R is a " a free software environment for statistical computing and graphics". Being a desktop software, R is working out-of-the-box, even if you don’t have a network connection. However, if you want to install packages using a repository on the internet, you need a network connection (of course). If your computer happens to be behind a proxy server, you have to slightly modify your shortcut (in MS-Windows) to allow R to download packages. This can be done by modifying the “Target” field in the “Shortcut” tab of the shortcut properties (right-click on the shortcut to R, select tab “Shortcut”, edit field “Target”): ...

" In computer networks, a proxy server is a server (a computer system or an application) that acts as an intermediary for requests from clients seeking resources from other servers." From Wikipedia. This can be useful for a company to force its employees to use a proxy (to filter where they surf, to cache the web content for speed issues, to keep machines on the network anonymous, etc.). This post will look at 3 ways to get the proxy definition for a Windows XP machine in order to use that information in another program. It may work in other Windows-type operating systems. ...

At least from my office. Sadly true ;-) since one of the rules of my company proxy server bans all URLs with the letters “blog” inside (no blogger.com, blogspot, … websites either). Fortunately, there are a lot of web-based feed aggregators (which are not – not yet? – banned). It also blocks all URLs with the “exe” string so we are not able to visit the Belgian Post website (it uses an URL containing “outletlocator.exe”) ; I didn’t find any bypass yet. ...