What is the meaning of Facebook Like? Many people have been wishing for an FB Dislike button because Like button sometimes does not seem appropriate.
Learn how to get only those records from a resultset that have their duplicate records. Learn to write SQL statement that can fetch you such a result.
In AJAX paradigm, onreadystatechange function of xmlHttp object does not accept any parameters. Learn how you can make this function do what you want.
Learn about XAMPP, WordPress and MediaWiki as tools for rapidly developing websites. These tools enable you to make a good website in no time.
Learn how to create strings in Java; how strings are different from character arrays and how to build large strings for efficient execution of programs.
Learn about Scalar Vector Graphic (SVG) and why Inkscape is a great tool for creating these light-weight images.
Learn what are factory methods in context of system design approach. I will also explain how to use these methods to write more efficient code.
Learn how to take backup of a MySQL table by dumping it into a simple text file. The file can also be restored into a database whenever needed.
Learn about how Java manages memory through heap space and garbage collection. Understanding memory allocation can help avoid memory leak in Java programs.