Linux, programming and more
CentOS 8 has PostgreSQL within the default repositories but its’ a bit outdated – currently during writing of this post, it’s the version: 10.6.
The currently official version of PostgreSQL is version: 12.1
So this instruction was written to install the current actual version of PostgreSQL 12.1 on CentoOS 8 system.
Let’s get started!
[Read more…]
CONTROL + C is the magic key combination to stop any execution at the command line. The execution stops immediately and in worst case you see something like ^C as the output of your running command.
If you stop the execution of any Python-Program, the output will be a bit unordinary and in the most cases, annoying. Because your Terminal gets flooded and you will get an Exception:
[Read more…]
In a previously post I updated my webmail installation on a self hosted mail system to the latest release. This post will cover SPF (Sender Policy Framework) which is responsible for email authentication during the delivery of the emails.
For you own domains you should set DNS-based TXT records which described you policy and the systems(ip-addresses or ranges) which are allowed to handle e-mail traffic for your domain(s).
Its the long awaited stable release 1.4 of Roundcube webmail.
After more than two years of hard work, Roundcube finally gets the responsive skin with full mobile device support – called elastic.
[Read more…]
I wrote since 2013 a lot [1][2] about self hosted Tiny Tiny RSS Feed reader and this one is still alive and rung pretty smoothly :)
A couple weeks ago a wrote the following dirty-python-script to read out over the Tiny Tiny RSS API the amount of unread feeds for better reading control. The output of it is running into telegraf which sends the data to an influxdb which can be pretty visualised by grafana.
[Read more…]