Hello guys. w3schools.com is a site where we can get free learning material about programming languages. For example: html, css, sql, java, asp.net, php, and so on. This site is designed very well for learning. We can choose any one language to learn. After that we can start from page one to page last one by one. Whatever we have learnt, it will be highlighted in blue colour. There is internal practice test also available. We can put codes and see the output. This is very easy and usefull site for students and everyone who wants to learn codings. This is the link of that site: http: // http://www.w3schools.com.
We can download this portal and put all the folders in computer or android device so we can use it as offline. http: //sh.st/Nu.Bmf is a site where we can get download this offline portal.