http://www.dhurba.com Object Oriented Programmer from Nepal Mon, 27 Apr 2009 04:48:57 +0000 http://backend.userland.com/rss092 en The thread gate pattern is an effective tool for controlling thread concurrency, but many developers are unfamiliar with it. Just as a traffic light can regulate the behavior of automobiles at an intersection, thread gates can block or allow thread progress based on given factors. Obi Ezechukwu introduces the concept ... http://www.dhurba.com/2009/03/31/java-concurrency-with-thread-gates/ Defination : SQL injection is a type of security exploit in which the attacker adds Structured Query Language (SQL) code to a Web form input box to gain access to resources or make changes to data. An SQL query is a request for some action to be performed on a ... http://www.dhurba.com/2009/01/29/sql-injection/ Mysql_error() is useful for programmer to know what is exactly error is. But sometime it is big clue for hackers to know about database structure. We can use mysql_error() in working time but it is good to hide mysql_error in published website. Here I write one simple tricks : first create ... http://www.dhurba.com/2009/01/28/hide-mysql-error/ Actually World Wide Web Consortium (W3C) is not designed for Search Engine Optimization(SEO) Purpose, but if we follow W3C Standard website can get good place in Search Engine. I have list out some reason here : 1. There is less chance to wrong in HTML tag style when we follow W3C ... http://www.dhurba.com/2009/01/28/w3c-for-seo/ After lunching web 2.0 it is very easy to check email, access social networking sites and see video in youtube. I am also taking its advantage by using in my websites. Thanks for them who participate for this. When I m developing web application for mobile devices I face lots of ... http://www.dhurba.com/2009/01/28/desire-mobile-web-20/ For many programmers XML may be new technology, for my case  it was already in market when I start my programming in 2001 so I never feel it is new technology. I forgot what I was written first other programming language (e.g. visual basic, java, php etc) but I still ... http://www.dhurba.com/2008/05/12/xml-and-it%e2%80%99s-decade/ नयाँ बर्ष २०६५ केा हार्दिक मंगलमय शुभकामना । http://www.dhurba.com/2008/04/14/hello-world/