Check PHP version of you hosting or a web-server
If you would like to know all the information about PHP version of the hosting you are using, make a file phpinfo.php with this code <?php phpinfo() ?> inside and then just upload to your web-server and run it!
Disabling your Recent activity on Odnoklassniki.ru
Never wondered how to disable your recent activity on Odnoklassniki.ru? You won't actually find it in any settings on the site, which is really stupid.
Disabling is easy - just visit this link: http://www.odnoklassniki.ru/dk?st.cmd=userMain&st.layer.cmd=PopLayerConfigUserFeed and click disable. To enable your own feed just visit this link again.
Angry Birds now on your Google Chrome
Great news - you can now play your favorite Angry Birds at work, at home or wherever you want with Google Chrome browser.
Just visit this link and install the application - totally free. You need Google Chrome of course.
Controlling uTorrent remotely through web
Many of you probably are wondering how to download files from office, and when you get home your movies are ready to be watched. It is possible with uTorrent too!
Just go to Options → Preferences (or ctrl+p) → Web UI

To control uTorrent from the web use this url: http://yourip:port/gui. To determine what ip address you own you may visit: whatismyipaddress.com
Adding Favorites icon for your website
If you want to customize your visitors' experience, when visiting your website you would probably want to draw an icon. If so add this line inside <head></head> tags on every page of your website.
Add this line between head tags:
<link rel="shortcut icon" href="http://yoursite.com/favicon.ico" type="image/x-icon" />
For drawing a favicon i would probably recommend this site: Favicon.cc. Or use Adobe Photoshop.
If you would like to create your favicon.ico from the image the best solution would be: this solution.
Specifying a subject and a body of the message in e-mail link
Very simple solution, which is very useful and saves your website visitors time when writing you a letter.
<a href="mailto:email@gmail.com?subject=Hello Web master&body=Howdy master">email@gmail.com</a>
Result — email@gmail.com
If you want to add another line in body, add another &body=text in the end!
Showing certain number of items in archive category in WordPress
Probably many of you faced a lot of items in archive showing on first page and all other pages in wordpress.
To fix that go to you theme editor in wordpress, find sidebar.php, or left_sidebar.php/right_sidebar.php (depending on the theme you are using). Find something like that:
<?php wp_get_archives('type=monthly'); ?>
Replace with:
<?php wp_get_archives('type=monthly&limit=5'); ?>
Where 5 is the number of items to be displayed.