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Category CentOS

Install OpenSSL 1.0.2k – CentOS 7.3

The elusive latest version of OpenSSL, we finally meet. As everyone knows, CentOS does not always ship with the latest version of softwares. The core repo focuses more on stability rather than freshness. We recently needed to update OpenSSL on…

Install Python PIP – CentOS 7.3

Python PIP is a package installed similar to Yum on CentOS. It is the recommend / preferred way of installing Python packages on machines. To get started make sure you have the epel-release repo installed, make sure by running the…

Install Varnish 5.1.2 – CentOS 7.3

varnish

If you’re here, you know why you want Varnish-Cache, if you still aren’t sure, read this. The people behind Varnish-Cache have changed things up a bit with regards to installation, The repo is now being managed by Package Cloud. Start off by…

Delta RPMs disabled – CentOS 7

centos logo

Received this error recently on a fresh installation of CentOS 7. The Delta RPMs package reduces the overall download size of patches, this is great for bandwidth constrained servers. The exact error message received is as follows: Delta RPMs disabled…

Install Ruby 2.6- CentOS 7.6

Ruby programming language

Ruby language is open source, it is simple and focuses on productivity while at the same time has an elegant syntax that is easy to read and understand. We’ll be installing the latest version released in April 2019, version 2.6.…

Install ImageMagick 7.0.4 from source- CentOS 7.3

We recently needed the latest build of ImageMagick on one of our servers for PSD preview generation on OwnCloud. ImageMagick version 6, which ships with the base repo of CentOS 7 is broken and doesn’t generate PSD previews. Downloading rpm’s…

Check MySQL / MariaDB table for Primary Key

check mysql / mariadb table for primary key

It is pretty straightforward to check a MySQL / MariaDB table for a Primary Key, connect to the db server, login or open up your favorite MySQL client. Without selecting any table, issue the following command: SHOW INDEXES FROM <TABLE>…