Category Archives: How to

How to set headers for Amazon S3 and CloudFront files

CloudBerry Menu Options

Amazon S3 and CloudFront  are the most efficient and cost optimized services for medium traffic websites.In this tutorial you will learn how to set custom headers for Amazon S3 and CloudFront files.Many people uses CloudFront to deliver static files(like CSS and JS) of their websites because CloudFront servers are much faster than traditional hosting servers.If you are using CloudFront as a ... Read More »

  Flux If you are spending more than 3-4 hours while using computer then light of your computer screen may hurt your eyes.So it is very necessary to protect your eyes from screen light.F.lux is a software which can protect your eyes when using a computer. F.lux makes the color of your computer’s display adapt to the time of day, warm at ... Read More »

How to Validate a Credit Card Number

A credit card number is not a sequence of random numbers.There is an algorithm for checking if it is correct or not . The algorithm which is used in credit card validation is called the Luhn algorithm  or Luhn formula, also known as the “modulus 10″ or “mod 10” algorithm . Suppose that we are going to check the credit card number 371449635398431 .Here is the  step ... Read More »

How to Verify adsense account without PIN

Yes, it is possible to verify adsense account without PIN. Adsense is the best adnetwork because if you earn 10$ from adsense then you only earn 1$ from other but its not easy to get a verified adsense account specially if you belong to country like India.I have seen many people are unable to receive Address Verification PIN from adsence ... Read More »