Varnish is a reverse web proxy accelerator that caches the HTTP contents. It can speed up requests by a factor of 500-1000 times. By caching and saving CPU time and database requests for content, varnish is able to server hundreds of consecutive requests per second. What is the need for a Varnish cache? The need […]
Category Archives: Others
If you require to save the results of your MYSQL query to a CSV or Excel sheet, you can do so with the help of ‘INTO OUTFILE‘. This saves the query result as a ‘CSV’. You can open this CSV file in Excel and save it as a .XLS file as well. The syntax of […]
What is Varnish Varnish is a caching HTTP reverse proxy / web application accelerator. It is installed infront of Apache or Nginx on a server and it can increase the speeds by upto 300-1000 times, depending on the server architecture and configuration. Prerequisites You need have a user with root / sudo privileges for a […]
What is Let’s Encrypt ? Let’s Encrypt is a service provided by the ISRG (Internet Security Research Group). It is a free, automated, and open certificate authority (CA), run for the public’s benefit. It is based on the following key principles : Free Automatic Secure Transparent Open Cooperative To begin the installation of the Free […]