Centos: Quick’n’easy howto install node.js

Unfortunately I could not find proper node.js RPM available, so I had to resort to building it from source. Completely against RH ideology but what else you can do?
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sysadmin: LVM expand volume by adding disk

Problem: You have LVM logical volume configured to hold a lot of data but at some point you ran out of space – you want to expand the logical volume space by adding more disks to the system.
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Sysadmin : remove all virtualmin domains in one shot

virtualminIf you need to clean up the hosting server and clean install is not an option and you know that all domains on servers were created with virtualmin you can remove all virtualmin domains in one shot using command line API:
virtualmin list-domains --name-only | xargs -n1  virtualmin delete-domain --domain
Wait a while and you are done. There are tons of useful options for command line virtualmin that you might want to explore if you are using virtualmin for your hosting domain management.

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phpMyAdmin import.php Missing parameter problem solved

Very annoying phpMyadmin error. As you can see it points to the item in the phpMyAdmin FAQ page where there are list of possible causes which could lead to this kind of error. Let me give you a tip.
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Adaptec RAID arcconf – creating array from Linux command line

adaptecOne of our customers decided to add 2 more disks to his Adaptec 5085 SATA RAID controller and asked me to create RAID1 array. Of course not at the time when I could easily do it from the controller BIOS so I had to resort to Adaptec arcconf command line tool.
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Prepaid mobile data in France : 1 month for 9 Eur

orangefrActually 9 Eur is the cost of monthly Internet Max package, the total with the SIM card will cost you somewhere around 25Eur.
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Hosting: Howto redirect domain to another domain.

There is always a question on how to completely redirect some src-domain to another dst-domain properly.
And while there is the simple straightforward way to do so, there are always some dedicated server customers of the web hosting that are trying to reinvent the wheel one more time. And failing miserably.
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Prepaid mobile data in Belarus : 3Gb for 13 USD

mtsby
While travelling through Belarus we purchased MTS.BY tourist prepaid package (all other packages require registration). The SIM card package available from the most newsstands and mobile service stores.
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Prepaid mobile data in Austria : 5Gb for 20Euro from A1

a1netPrepaid mobile data in Austria offer by A1 5gb of data on prepaid 3G SIM (B.free introductory package) for only 19.99 Eur. Should be enough for couple of weeks visit with moderate usage.
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Prepaid mobile data in Croatia: 500Mb for 4 USD

tmobhrRight now T-mobile Croatia has very attractive offer for GPRS/3G – if you have your own 3G modem it will cost you only $4 for 500MB.
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