Arul's Blog Posts
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Interesting Signs in Trains in Japan
I saw these intuitive and useful signs in Japanese trains. You do not need to understand the language to know what it means.... continue reading
I saw these intuitive and useful signs in Japanese trains. You do not need to understand the language to know what it means.... continue reading
{ updated: 2025-10-07 03:27:44 }
Toilets in Japan: Everything You Need to Know
In Japan, most of the toilets are high-tech and have a ton of features. You may also run into toilets with only symbols or Japanese instructions.... continue reading
In Japan, most of the toilets are high-tech and have a ton of features. You may also run into toilets with only symbols or Japanese instructions.... continue reading
{ updated: 2025-10-07 03:27:04 }
ACSL Intermediate Wrap Around Code Problem
My Python solution for the ACSL Intermediate Division 2001-2002 Contest 1 Problem Wrap Around Code. Includes the problem solving logic and Python code tips.... continue reading
My Python solution for the ACSL Intermediate Division 2001-2002 Contest 1 Problem Wrap Around Code. Includes the problem solving logic and Python code tips.... continue reading
{ updated: 2025-10-06 14:51:51 }
Bitcoin Fell Below $110,000 After High of $124,000 in August 2025
Bitcoin Fell Below $110,000 After High of $124,000 in August 2025. Possible reasons and future.... continue reading
Bitcoin Fell Below $110,000 After High of $124,000 in August 2025. Possible reasons and future.... continue reading
{ updated: 2025-09-26 23:03:20 }
Cryptocurrency Heists in 2022
Blog post about cryptocurrency heists in 2022. This will be updated through the end of 2022.... continue reading
Blog post about cryptocurrency heists in 2022. This will be updated through the end of 2022.... continue reading
{ updated: 2025-09-26 19:50:23 }
How to Install OpenJDK Java 8 on MacOS using Homebrew in 2025
Tutorial on how to use Homebrew to install Java OpenJDK 8 for the Mac. This works for 2025 onward.... continue reading
Tutorial on how to use Homebrew to install Java OpenJDK 8 for the Mac. This works for 2025 onward.... continue reading
{ updated: 2025-09-26 18:14:21 }
How to Package Amazon Frogbit (Limnobium laevigatum) Aquarium Plants
Blog post on how to pack Amazon Frogbit aquarium plants for shipping via USPS, FedEx or UPS, or to a local buyer.... continue reading
Blog post on how to pack Amazon Frogbit aquarium plants for shipping via USPS, FedEx or UPS, or to a local buyer.... continue reading
{ updated: 2025-09-26 16:53:23 }
How to Add HTTP Referer to Curl Commands
Tutorial on how to add HTTP referer to curl commands... continue reading
Tutorial on how to add HTTP referer to curl commands... continue reading
{ updated: 2025-09-24 18:45:25 }
How to Read a File Line by Line in Linux
Tutorial on how to read a file line by line in Linux, BSD, macOS and other variants.... continue reading
Tutorial on how to read a file line by line in Linux, BSD, macOS and other variants.... continue reading
{ updated: 2025-09-24 17:55:04 }
How to Clear DNS Cache on Your OpenWRT Router and Computer
Tutorial on how to refresh the DNS cache on your router running OpenWRT, DD-WRT or similar firmwares. Includes commands to delete DNS cache on your computer... continue reading
Tutorial on how to refresh the DNS cache on your router running OpenWRT, DD-WRT or similar firmwares. Includes commands to delete DNS cache on your computer... continue reading
{ updated: 2025-09-22 18:09:55 }
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