Arul's Blog Posts

Why Are There Traffic Advice 404 Errors in My Web Server Logs?
This blog post shows you how to handle 404 not found errors for the file /.well-known/traffic-advice in your Nginx or Apache web server logs.... continue reading

{ updated: 2023-10-01 23:59:59 }

Cryptocurrency Heists in 2022
Blog post about cryptocurrency heists in 2022. This will be updated through the end of 2022.... continue reading

{ updated: 2023-09-17 15:53:02 }

Grep command in Linux and Unix with examples
Grep command in Linux and Unix with examples related to practical use, at work.... continue reading

{ updated: 2023-08-26 23:59:59 }

Common Scams Targeting Senior Citizens
List of top scams targeting the elderly senior citizens.... continue reading

{ updated: 2023-08-20 23:59:59 }

How to find IP addresses from a hostname
This blog post shows how to get the IP addresses associated to a domain name using Linux or Unix.... continue reading

{ updated: 2023-08-09 23:59:59 }

How to install Python packages offline
This tutorial shows you how to install Python packages if your computer is offline or the firewall prevents connection to pypi.org.... continue reading

{ updated: 2023-02-26 23:59:59 }

How does the sun keep burning?
Does the sun not run out of oxygen? How does the sun keep burning? How long will the sun keep burning? Does the sun have flames?... continue reading

{ updated: 2023-02-20 23:59:59 }

DIY TV Antenna for HD and SD Channels
Our successful experiment with creating a DIY TV antenna to get HD channels... continue reading

{ updated: 2023-01-28 23:59:59 }

How to install and setup a Minecraft Server
Tutorial on installing and setting up a Minecraft server on your computer.... continue reading

{ updated: 2023-01-01 23:59:59 }

Modify column name in SQLite
Blog post on how to change a column name or modify column data type in SQLite.... continue reading

{ updated: 2022-10-18 23:59:59 }

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