Install Varnish on Linux Debian or Ubuntu for WordPress

  What is Varnish? (From Wikipedia) Varnish is an HTTP accelerator designed for content-heavy dynamic web sites. In contrast to other web accelerators, such as Squid, which began life as a client-side cache, or Apache and nginx, which are primarily origin servers, Varnish was designed as an HTTP accelerator. Varnish is focused exclusively on HTTP,… Read more »

Setting Locale in Linux Debian or Ubuntu

Setting the locale in Linux Debian or Ubuntu is quite easy, usually it is because you get the following errors:

To fix the problem, run the following command:

Select the location Select the locale as default   Should you have any questions, comments or suggestions, please don’t hesitate to comment below. If you… Read more »

Setup SSH Keys for Linux Key Based Authentication

Generating RSA Keys 1. Create a folder called “.ssh” under the root folder (change ~ for the full path of the user if you are using a user account)

2. Change permissions on the “.ssh” folder to 700

3. Generate keys

You will be prompted for a location to save the keys… Read more »

Installing and Configuring Exim4 to Smarthost on Linux Debian or Ubuntu

1. Update source repositories

2. Install Exim4

3. Create and edit the following file location:

4. Add the following line

example: smtp.example.com:chris:password 5. Create the following file

6. Add the following line

7. Reconfigure Exim4

7a. Select “mail sent by smarthost, no local mail” 8. Apply settings by resetting… Read more »