Arul's Blog Posts
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How to Change User to Superuser in PostgreSQL
Blog post about how to promote regular user to superuser in PostgreSQL database.... continue reading
Blog post about how to promote regular user to superuser in PostgreSQL database.... continue reading
{ updated: 2025-05-28 17:52:16 }
Visible Referral Code 3SHP7ZL To Get $20 Off
To get a $20 discount on your Visible mobile plan, you can use my promo code 3SJGRR8. We will both save $20 in our cell phone bills.... continue reading
To get a $20 discount on your Visible mobile plan, you can use my promo code 3SJGRR8. We will both save $20 in our cell phone bills.... continue reading
{ updated: 2025-05-16 11:37:53 }
PHP Deprecation Message str_getcsv the escape parameter in 8.4
Get rid of the PHP deprecation message Deprecated: str_getcsv(): the $escape parameter must be provided as its default value will change in... continue reading
Get rid of the PHP deprecation message Deprecated: str_getcsv(): the $escape parameter must be provided as its default value will change in... continue reading
{ updated: 2025-04-03 03:02:52 }
Cryptocurrency SMS Text Message Scams
There are new cryptocurrency scams sent via text messages / SMSes. I occasionally get the email versions as well.... continue reading
There are new cryptocurrency scams sent via text messages / SMSes. I occasionally get the email versions as well.... continue reading
{ updated: 2025-03-30 17:08:55 }
Learning to Build AI Agents: a Roadmap
This blog post is a roadmap to learning how to create AI agents. An AI agent interacts with its environment, collects data, and applies AI to perform tasks.... continue reading
This blog post is a roadmap to learning how to create AI agents. An AI agent interacts with its environment, collects data, and applies AI to perform tasks.... continue reading
{ updated: 2025-03-26 19:35:45 }
Python for Kids: a 30-Day Roadmap
This blog post is about a suggested timeline on how to teach Python to kids. This includes a list of topics to teach core Python for school age. Python 3.12... continue reading
This blog post is about a suggested timeline on how to teach Python to kids. This includes a list of topics to teach core Python for school age. Python 3.12... continue reading
{ updated: 2025-03-26 19:21:28 }
How to Format a MicroSD or SD Card Using dd
Tutorial on how to format a microSD or SD flash drive using the Terminal dd command in Linux and Mac OS... continue reading
Tutorial on how to format a microSD or SD flash drive using the Terminal dd command in Linux and Mac OS... continue reading
{ updated: 2025-03-21 17:02:41 }
How to Format USB Flash Drive Using dd
Tutorial on how to format a USB flash drive using dd command in Linux and Mac OS... continue reading
Tutorial on how to format a USB flash drive using dd command in Linux and Mac OS... continue reading
{ updated: 2025-03-19 17:27:28 }
RubyConf 2013
Arul's experiences at RubyConf 2013 in Miami Beach, Florida.... continue reading
Arul's experiences at RubyConf 2013 in Miami Beach, Florida.... continue reading
{ updated: 2025-03-17 23:20:46 }
How to Hack Your Linksys WRT54G Wireless-G Router With DD-WRT Firmware
Tutorial on how to hack your Linksys WRT54G or WRT54GL Wireless-G router and install DD-WRT firmware on it.... continue reading
Tutorial on how to hack your Linksys WRT54G or WRT54GL Wireless-G router and install DD-WRT firmware on it.... continue reading
{ updated: 2025-02-26 17:39:26 }
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