Hello,
Im upgrading / moving server, so I decided to move blog to new address http://blog.acsystem.sk , old url – http://www.acsystem.sk/blog will be still available.
Thank you
I needed sometimes to grant access to web root for developer/friends and don’t want to allow them “chillout” thru directories 
. Here is sample how to setup SSHD server to allow sftp connection and chroot it to home directory – basically lock user via SFTP to Virtual Home for web server.
DNS cache is very valuable thing when you are running RBL checks via Spamassassin. As many RBL lists, many IPs in header means a lot of queries. Of course, if you receiving 20 mails per day, its not big deal, but when you hit 200k per day, just simple thing can help a lot. With easy scrip tyou can debug how fast is Spamassassin on your system with RBL queries.
Outlook 2007 after HDD crash is problematic to restore – even when you have .pst files its asking to run whole account setup. My dirty way is assuming you have old hdd which you cannot boot but files from OS are still there.
Locate your old outlook.pst files on broken HDD – usually its located in c:UsersUSERNAMEAppDataLocalMicrosoftOutlook (NOTE: path can be different based on Windows you are using)
Install MS Office 2007. Don’t run Outlook yet.
Copy whole directory over to new install on you current drive. Next magic begin: Read more…
I experienced crashing of Intel HD vga driver in Windows 7 x64 on my Elitebook 8440p. It happen in Firefox 4 and IE9 , screen start blinking, message “video driver has crashed” appear and laptop freeze.
Lates drivers, no help at all. Finally I figure out that new GPU acceleration in Firefox 4 and IE9 is crashing. So, here is how to disable it in IE9 .
Personally, Im using mouse to moving around, but here is list of shortcuts on keyboard which you can use. Especially, Win+L is good to get in work habit.
Personally, Im using mouse to moving around, but here is list of commands which you can use directly from “run” box.
Small info how to unpack from .pkg file on linux. As it seems little hard to find out 😉
As new RHEL 6 arrived, trying to do installation as minimal. Once done via anaconda standard click-next , I realized that no option for minimal installation left in cf file.
After small searching , regarding this bug RHEL6 docs: Add information on minimal platform installation via kickstart – all fixed, and kickstart is installing 222 packages and not 378 
Memory used: 47 MB !!
Adds an option to download YouTube videos as MP4 and FLV files. Unlike many other scripts, this script downloads the videos directly from YouTube and doesn’t connect to any other site. Read more…
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