Arul's Blog Posts
Time lapse of the Sun at NASA's Solarium
Solarium at NASA is a room where you can see time lapse videos of the sun in different wavelengths, from extreme ultraviolet to visible light.... continue reading
Solarium at NASA is a room where you can see time lapse videos of the sun in different wavelengths, from extreme ultraviolet to visible light.... continue reading
{ updated: 2022-09-09 23:59:59 }
Free Heroku Alternatives
Heroku is removing their free product plans and inactive accounts. This is a list of Heroku alternatives with free plans. Includes AWS, Google App Engine (Google Cloud) and others.... continue reading
Heroku is removing their free product plans and inactive accounts. This is a list of Heroku alternatives with free plans. Includes AWS, Google App Engine (Google Cloud) and others.... continue reading
{ updated: 2022-09-02 23:59:59 }
What is a MAC Address? Everything about MAC addresses
Introduction to MAC addresses. MA-L, MA-M and MA-S blocks, OUI, OUI-36, IAB, MAC address in binary, MAC address cloning.... continue reading
Introduction to MAC addresses. MA-L, MA-M and MA-S blocks, OUI, OUI-36, IAB, MAC address in binary, MAC address cloning.... continue reading
{ updated: 2022-08-31 23:59:59 }
What is an IP Address?
Basic article about IP addresses, IPv4 and IPv6 addresses, subnetting, broadcast and multicast, IP addresses in email headers and so on. This was written from a beginner's perspective.... continue reading
Basic article about IP addresses, IPv4 and IPv6 addresses, subnetting, broadcast and multicast, IP addresses in email headers and so on. This was written from a beginner's perspective.... continue reading
{ updated: 2022-08-24 23:59:59 }
How to see your Yahoo! Mail log activity
This is how to check if your Yahoo! Mail has been compromised or hacked. You can see the history of the last 20 login attempts... continue reading
This is how to check if your Yahoo! Mail has been compromised or hacked. You can see the history of the last 20 login attempts... continue reading
{ updated: 2022-07-22 23:59:59 }
How to secure your Facebook account with two-factor authentication
Tutorial on how to secure your Facebook account using two-factor authentication or 2FA.... continue reading
Tutorial on how to secure your Facebook account using two-factor authentication or 2FA.... continue reading
{ updated: 2022-07-08 23:59:59 }
How to send email from Gmail with PHP
Tutorial on how to send email from a Gmail account using Google's SMTP server and Postfix.... continue reading
Tutorial on how to send email from a Gmail account using Google's SMTP server and Postfix.... continue reading
{ updated: 2022-06-24 23:59:59 }
Install Visual Studio Code for Python development
Tutorial on how to install Visual Studio Code for development in Python. This includes installing of plugins.... continue reading
Tutorial on how to install Visual Studio Code for development in Python. This includes installing of plugins.... continue reading
{ updated: 2022-06-22 23:59:59 }
Working with JSON in Python
How to work with JSON in Python using the json module. Includes serialization and deserialization, dumps() and loads()... continue reading
How to work with JSON in Python using the json module. Includes serialization and deserialization, dumps() and loads()... continue reading
{ updated: 2022-05-30 23:59:59 }
ACSL Intermediate Division
Blog post about how to coach your ACSL Intermediate Division club.... continue reading
Blog post about how to coach your ACSL Intermediate Division club.... continue reading
{ updated: 2022-01-27 00:01:01 }
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