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CSS Selectors 17 Feb 2012 | 08:00 am
CSS Selectors are the most handy way to apply styles to select HTML elements. CSS Selectors are widely used in jQuery and HTML DOM Parsers etc. This will apply the style to all anchor tags which have...
CSS margin style property not working 16 Nov 2011 | 12:03 am
There’s a weird characteristic of margin style property. Instead of adding two margins together, a web browser applies the larger of the two margins. This is called colliding margins. For example, if...
Inner Join example in MySQL 17 Oct 2011 | 10:57 pm
Suppose we have two different tables in Database, one having product ID and product name and the other having product ID and price, as shown below, Table_1 product_id product_name 1 Car 2 Truck...
How to find all occurrences of a string in another string using Perl 7 Sep 2011 | 08:07 pm
How to find all occurrences of a string in another string using Perl? Related posts: Greedy Search in Perl Regular Expressions Alter Regular Expression Match Position in Perl How to know if docume...
Compare Bing and Google results on same page 11 Aug 2011 | 06:30 am
Sometimes we want to compare the search results of the two most popular search engines, one besides the other. It is difficult to do so in two different instances of browser and then compare. Google h...
Greedy Search in Perl Regular Expressions 26 Jul 2011 | 12:18 am
You might have come across the problem of .* capturing all the pattern it matches in the string, while you wanted only a part of it. E.g., In the above string if you only want to capture the value of...
send mail using mail command in UNIX 15 Jun 2011 | 02:13 am
Sometimes we need to send e-mails from UNIX command-line itself. Sometimes we need to write a small script to do so. Here’s what we need to do for such tasks. We can send mail in UNIX using “mail” co...
Red ants in laptop 17 Nov 2010 | 03:57 pm
For some of us, red ants or fire ants in laptop is not an unusual thing to see. One might want to know, is it of any harm or can be ignored? Do they eat up the electronic parts, insulation etc. or do...
Difference between Optical Mouse and Laser Mouse 27 Oct 2010 | 08:07 pm
Difference between an Optical Mouse and a Laser Mouse Optical mouse and laser mouse are different varieties of digital mice which have overwhelmed ball rollers ones. Laser mouse is one step ahead of...
How to know if document exists on a URL in perl 25 Sep 2010 | 12:33 am
Pinging a server doesn’t not actually tell if the web server is up and available or not. To check if a server is available and responding or a document exists on a URL, use this, head() function ret...
