Programming Facts
@webfacts.bsky.social
Daily pseudorandom fun facts / jokes about programming.
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If you have a fact, and would like to share it: https://forms.gle/bfYZ4cm5VJh9aQWd8
Made by @gaimeri.github.io using @bluebotsdonequick.com
If you have a fact, and would like to share it: https://forms.gle/bfYZ4cm5VJh9aQWd8
You can do animations in HTML using <marquee> and <blink>. You probably shouldn’t.
January 5, 2026 at 5:00 PM
You can do animations in HTML using <marquee> and <blink>. You probably shouldn’t.
Git: The only place where time, space, and logic are negotiable.
January 4, 2026 at 5:00 PM
Git: The only place where time, space, and logic are negotiable.
Lisp was invented in 1958 and still feels like it’s from the future.
January 3, 2026 at 5:00 PM
Lisp was invented in 1958 and still feels like it’s from the future.
C-sayer – Believes memory is a personal responsibility.
January 2, 2026 at 5:00 PM
C-sayer – Believes memory is a personal responsibility.
Yes, you can still use OpenGL 1.1… but no, you shouldn’t.
January 1, 2026 at 5:00 PM
Yes, you can still use OpenGL 1.1… but no, you shouldn’t.
I'm going to name my son Robert`); DROP TABLE students;--
December 31, 2025 at 5:00 PM
I'm going to name my son Robert`); DROP TABLE students;--
Use rel="noopener" on links with target="_blank" to prevent the new tab from controlling your page. Otherwise, they could ghost-control your window.
December 30, 2025 at 5:00 PM
Use rel="noopener" on links with target="_blank" to prevent the new tab from controlling your page. Otherwise, they could ghost-control your window.
GitHub Actions: Because nothing says “oops” like a failed deploy at midnight.
December 29, 2025 at 5:00 PM
GitHub Actions: Because nothing says “oops” like a failed deploy at midnight.
I have a programmer joke but it failed to compile.
December 28, 2025 at 5:00 PM
I have a programmer joke but it failed to compile.
PHP originally stood for “Personal Home Page”. Now it powers more than 75% of the web.
December 27, 2025 at 5:00 PM
PHP originally stood for “Personal Home Page”. Now it powers more than 75% of the web.
Perl doesn’t have bugs, it has “undocumented regex features.”
December 26, 2025 at 5:00 PM
Perl doesn’t have bugs, it has “undocumented regex features.”
Excel is the most popular IDE in finance.
December 25, 2025 at 5:00 PM
Excel is the most popular IDE in finance.
JWTs never expire if you never check.
December 24, 2025 at 5:00 PM
JWTs never expire if you never check.
You can unit test CSS with visual diffs. You probably shouldn’t — unless you're a masochist with a budget.
December 23, 2025 at 5:00 PM
You can unit test CSS with visual diffs. You probably shouldn’t — unless you're a masochist with a budget.
LaTeX is like Word, but with math and mandatory suffering.
December 22, 2025 at 5:00 PM
LaTeX is like Word, but with math and mandatory suffering.
Security is everyone’s responsibility. So I made it no one's job.
December 21, 2025 at 5:00 PM
Security is everyone’s responsibility. So I made it no one's job.
I don’t refactor. I emotionally distance myself from my old code until it becomes someone else’s problem.
December 20, 2025 at 5:00 PM
I don’t refactor. I emotionally distance myself from my old code until it becomes someone else’s problem.
"data-*" can be used to make custom HTML attributes. Just give us functions already!
December 19, 2025 at 5:00 PM
"data-*" can be used to make custom HTML attributes. Just give us functions already!
CSS Grid is more powerful than Flexbox for two-dimensional layouts. Use it for dashboards, galleries, and your grocery list.
December 18, 2025 at 5:00 PM
CSS Grid is more powerful than Flexbox for two-dimensional layouts. Use it for dashboards, galleries, and your grocery list.
In JavaScript, Array(10).fill(0) creates ten zeroes. Array(10) just creates… ten empty holes. A ghost array.
December 17, 2025 at 5:00 PM
In JavaScript, Array(10).fill(0) creates ten zeroes. Array(10) just creates… ten empty holes. A ghost array.
=IFERROR() is Excel’s version of a try/catch.
December 16, 2025 at 5:00 PM
=IFERROR() is Excel’s version of a try/catch.
I don’t refactor. I emotionally distance myself from my old code until it becomes someone else’s problem.
December 15, 2025 at 5:00 PM
I don’t refactor. I emotionally distance myself from my old code until it becomes someone else’s problem.
Escaping characters in LaTeX feels like defusing a bomb.
December 14, 2025 at 5:00 PM
Escaping characters in LaTeX feels like defusing a bomb.
I dare to make a programming language that uses unless–otherwise instead of if–else. Will you be the someone?
December 13, 2025 at 5:00 PM
I dare to make a programming language that uses unless–otherwise instead of if–else. Will you be the someone?
Every regex tutorial starts with email validation. None of them finish it correctly.
December 12, 2025 at 5:00 PM
Every regex tutorial starts with email validation. None of them finish it correctly.