Posts under category 'linux'

Using imagick to create logo from text files

Convert a list of names into logos using Imagick’s convert.

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Sending Nagios notifications with AWS SNS

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Installing Nagio NRPE on Ubuntu 18.04 through 22.04

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Upgrading Ubuntu 14.04 -> 18.04 - MariaDB issues

This post covers the issues I experienced when upgrading a remote VM on Ubuntu 14.04 to 18.04. Some fine folks online say “Don’t do it” and others say “I just upgraded 100 VMs without any issue”. If you are going to upgrade, ensure you have a good snapshot and backups. Upgrading is fraught with danger.

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How to install Subversion on Ubuntu 18.04

This simple how to will walk through installing Subversion on Ubuntu 18.04.

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Upgrade to PostgreSQL 9.6 on Ubuntu 14.04 or 16.04

A quick mini-guide to help you upgrade PostgreSQL 9.3 to PostgreSQL 9.6 on Ubuntu 14.04 or 16.04. As always, be sure you have a backup first!

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Patch Majordomo to work with DMARC

This patch fixes Majordomo by doing three things:

  1. Change the email From: header to be the email address of the list itself
  2. Add a new variable to Majordomo to allow enabling on a list-by-list basis
  3. Add the Reply-to: header with the email address of the author

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Change last modified date of files based on date mentioned in file

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Error from curl : SSL23_GET_SERVER_HELLO:unknown protocol

What might be wrong if you get Error from curl : SSL23_GET_SERVER_HELLO:unknown protocol when using curl on a webpage.

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Error: ‘logrotate exited with return code 1’ on Ubuntu

Fixing an incorrect MySQL password for Ubuntu system user ‘debian-sys-maint’.

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