Tag Archives: bash

Let’s Encrypt SSL certificate without root or sudo privileges

Five days ago we had to renew a number of SSL certificates using free Let’s Encrypt SSL authority to a few Apache servers which were installed in Jelastic PaaS environment. The Apache servers were installed in an environment where: We … Continue reading

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Ubuntu Debian Linux useful commands

Updated: 2015-09-08 Change keyboard layout to support both English (US) and Greek (GR) Audjust monitor brightness and gamma Find top 10 largest files in / Source: cybercity Find IP without using ifconfig Run logrotate Curl get http code and store … Continue reading

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