If the project you're working on has, say, 39 repositories and counting in GitLab and you need all the...
If your postgres database is only accessible from inside a kubernetes cluster, e.g. if it's configured in AWS RDS...
Here's a one-liner to view base64 encoded secrets in kubernetes. Make sure you have jq installed.
Instead of using Puppet exported resources you can use the puppetdb_query feature. This can result in more complex code...
How can I configure virtual IP's? There are two parameter to set up virtual ips in Keepalived: virtual_ipaddress...
If you're deploying code for your lambda function via terraform, this code is usually zipped and uploaded to Amazon...
If you're using many terraform root modules in a repository, downloading common providers like the AWS one can quickly...
What is netfilter's Connection Tracking system? The connection tracking system often referenced as nf_conntrack is part of the...
After performing a live migration of a VM you may encounter issues with the clock of the migrated VM. The...
Important If your railscomplete-deployment uses the net-ssh-gem please ensure you use version 5.2.0 or newer to ensure...
If you have a very large datadir in MariaDB and you want to transfer the data to another host (e.g...
If you're about to handle X509 certificates and don't want to remember/google a handful of openssl commands you...
Unfortunately I couldn't find a complete and working documentation on how to do this. But this steps succeeded (at...
collectd5 in version 5.9.0 is broken and you upgraded it everywhere. But because it's FreeBSD it does not...
Sometimes you might need to do some task in GitLab which would be tedious if you'd have to do...
This is not encouraged because this change is easily forgotten. We recommend using this only if you know what you...
If you have a PostgreSQL dump in the custom format you can can view the text format dump (plain SQL...
If freshclam updates are failing even though the update servers are available and you find error messages like the following...
If you have a single node elasticsearch instance and indices with replicas enabled your cluster state will be yellow. If...
This card is just about creating simple PostgreSQL dumps. This is no instruction for a backup strategy nor a guide...
Hint This applies only to distributions based on Debian. Requirement You need to setup the PostgreSQL Apt Repository first.
on the bash (issued as postgres user) Start/Stop/Restart PostgreSQL pg_ctl -D $configdir start|stop|restart Start/Stop/Restart the corresponding PostgreSQL...
You will need to look here and find your own device. Look for the "bootable CD" download, which will give...
Create htpasswd entry and print to stdout: $ sudo apt install apache2-utils # Optional $ htpasswd -n $USERNAME New password: