Arul's Blog Posts

Make FiOS gateway use OpenDNS
Tutorial on how to use OpenDNS servers on your Fios gateway.... continue reading

{ updated: 2020-06-03 23:59:59 }

Full-text Search Using PostgreSQL
Tutorial about using full-text search using PostgreSQL 10 and above.... continue reading

{ updated: 2020-03-21 23:59:59 }

{ updated: 2018-12-21 23:59:59 }

2 Gallon Jarrarium / Planted Jar
Our journal on starting a 2 gallon natural planted jar or jarrarium.... continue reading

{ updated: 2018-07-10 23:59:59 }

How to Unarchive Multiple .7z Files
How to Extract Multiple .7z Files Using the Command Line... continue reading

{ updated: 2017-05-30 23:59:59 }

Parsing Web Server Logs
Different ways of parsing web server logs. Finding unique IP addresses of visitors.... continue reading

{ updated: 2017-01-02 23:59:59 }

Bash script to reconnect Wi-Fi connection in Raspberry Pi
Simple shell script that keeps your wireless connection alive on the Raspberry Pi. The Raspberry Pi wi-fi times out after a while, so this script will prevent that.... continue reading

{ updated: 2016-11-05 23:59:59 }

Various MySQL commands
MySQL commands for the client command line... continue reading

{ updated: 2016-08-01 23:59:59 }

{ updated: 2016-07-25 23:59:59 }

Patching glibc CVE-2015-7547 Vulnerability
How to patch the glibc vulnerability CVE-2015-7547 in CentOS, Ubuntu and Debian... continue reading

{ updated: 2016-02-19 23:59:59 }

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