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Resume and bio of the author Couple of articles related to my hobby - robotics
My impressions about immigration to Australia. In Russian only. Recipes for everyday problems solving
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Software-related posts A lot of info about hardware
Different tools you might find useful Posts about various web technologies
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Andrey Mikhalchuk’s Blog

Technoblog about life

Feb 23, 2008 How to take apart a Linksys WRT54G router

Linksys WRT54G router and similar are very famous because of great modifications potential hidden in the device. For some purposes you may want to add a serial port to the router. You may need that for development purposes or to turn the router into a robot for instance. This post describes the procedure of taking the router apart so you can get access to the serial port connector hidden inside.

Feb 15, 2008 Pizza.com domain and website are for sale

One of the websites I’m technically related to is for sale now. Pizza.com could be yours for a reasonable price. If you know how the domain market works you probably know that the reasonable price for such kind of domain names has 7 figures in it. So if you want the domain please contact the owner of the website directly. All serious offers will be considered and promptly answered.

The website has forum, polls, coupon engine, video, games, directory, worldwide restaurant search and more features. It attracts more and more visitors each month.

The domain is also a great investment opportunity. You have probably heard stories about business.com sold for $380 mln or sex.com sold for $14mln or one of the most recent vodka.com sold for $3 mln.

Feb 12, 2008 How to automate fdisk (how to partition a lot of disks quickly)

Imagine you need to create say 10 disks with predefined partitions loaded with some software. The ideal solution would be automatic disk partitioning and copying the software to it. While copying files is an easy-to-do everyday procedure partitioning is a bit more tricky (really, just a little bit). Here is a quick trick that will allow you to partition disks quickly.

Feb 7, 2008 How to enable filmstrip view in Windows Explorer (Windows XP)

Windows explorer in XP has very nice feature of displaying folder contents as a filmstrip. It is very handy to browse lots of images. Unfortunately the logic of turning it on and off this feature doesn’t perfectly match the reality. Here’s explanation how you can enable filmstrip view for your folder

Feb 7, 2008 How to disable automount in linux (Re-reading the partition table failed with error 16)

Imagine you’re repartitioning a disk and when you quit fdisk writing the new partition table automount tries to mount new partitions. So instead of refreshed disk ready for newfs you get this warning:


WARNING: Re-reading the partition table failed with error 16: Device or resource busy.
The kernel still uses the old table.
The new table will be used at the next boot.

So you can forget about newfs for awhile. What do you do? Just reboot? What if you need to repartition more then one disk? Here is the solution …

Feb 6, 2008 Solving “The server you are connected to is using a security certificate that could not be verified.” problem

Uff that was tough one … If you decided to make your mail communications more secure you probably switched on SSL option in your mail client for POP3/IMAP/SMTP servers. There is a good chance you will get one of those errors that sound like

The server you are connected to is using a security certificare that could not be verified.
A certificate chain processed, but terminated in a root certificate which is not trusted by the trust provider.
Do you want to continue using this server?

I spent way too much time solving the problem because what was just annoying message in Outlook appeared to be serious problem in MacMail. It was not capable of working correctly with that problem. In addition to that I tried to solve the problem using Plesk 8.2 that was a mistake. It appeared that whatever you do with certificates in Plesk that doesn’t affect the mail. So here is the solution for the problem:

Feb 4, 2008 Why *nix md5sum and PHP md5() do not match?

I recently tried to calculate md5 from *nix using md5sum and PHP md5() function. The result might surprise you – they don’t match in the situation you expect them to match. Here is explanation why and how to fix that.

Feb 4, 2008 MacMail failes while receiving mail using imap from courier mail

As usually there might be a lot of reasons for that. In my case the reason became clear when I checked /var/log/messages:
imapd-ssl: /etc/courier-imap/shared/index: No such file or directory problem. The quick and dirty solution appeared to be really quick.

Feb 3, 2008 How to install coupons module for osCommerce (notes on installation and configuration)

The purpose of this post is not to replace the original coupons module installation manual, but to provide answers that you might have while installing it. It is based on my own experience and might be different from yours. This post is a part of set related to installing and configuring your own store. Please read the master post here.

Feb 3, 2008 How to configure Paypal Website Payments Pro module for osCommerce (notes on installation and configuration)

The purpose of this post is not to replace the original PayPal installation manual, but to provide answers that you might have while installing it. It is based on my own experience and might be different from yours. This post is a part of set related to installing and configuring your own store. Please read the master post here.

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