Devtantra Blog

Tutorials about Android, Angular, ReactJS, PHP, MySQL and Web Development

Recent Posts

WordPress Child theme

Child theme is very very great concept. By the help of this you can just change your parent theme in your type without append any code in parent theme source code file. I have also used this facility in my WordPress theme. Child theme is very interesting concept . In child theme the two files […]

Work with robot.txt

Your site content is very important for your Site . The site crawl take most important part of your site , robot.txt tells search engine how they should visit your site .If you want to block specific search engine & also directories. So by the help of robot.txt you can do the job easily .The […]

Generate Your Visualized Data

You know that if are visualized  your data in html then you use some specific CSS code and these are width/height  for different -different part of your data, but you have visualized your data without css ? that is possible by using D3.js . D3.js is java-script library that uses digital data to drive the […]