David J. Malan

@davidjmalan · Cambridge MA 02138 USA · joined 02 Feb 2010

I teach @CS50. Gordon McKay Professor of the Practice of Computer Science, Harvard University, malan@harvard.edu. Verify at https://t.co/NGJZ2KGgTc.

126 106Followers

111Following

3 578Posts total

64KViews on collected posts

Posts recentes

David J. Malan@davidjmalan11 Aug

@davidjmalan @github you're the best teacher that I know 13 views · 0 likes · 0 reposts · 0 replies Open on X →

David J. Malan@davidjmalan22 Jul

@davidjmalan @github In computing the acronym BASIC stands for Beginner's All-purpose Symbolic Instruction Code. You dont even have the ability to Write programmes in BASIC. So, it makes No difference if You MEMORISE in Python, C, Java or BASIC. MEMORIZATION & Repitition is the S 45 views · 0 likes · 0 reposts · 0 replies Open on X →

David J. Malan@davidjmalan22 Jul

@davidjmalan @github Why dont You come to Bradford. I'll Give You a Specification for a Computer Program. You write the Implementation. Get 1 Billion Thai/Indians to Help you. Show me that Your Species Can write a Computer Program. 69 views · 1 likes · 0 reposts · 2 replies Open on X →

David J. Malan@davidjmalan19 Apr

https://t.co/hjmQnrkI0l 7.8K views · 31 likes · 1 reposts · 1 replies Open on X →

David J. Malan@davidjmalan1 Jan

Now live on @edXOnline, this is CS50x 2026, @CS50's (free) introduction to the intellectual enterprises of computer science and the art of programming, including AI. Open to anyone online. Register at https://t.co/ZDc7YifyWR. #education #community 14.7K views · 151 likes · 21 reposts · 11 replies Open on X →

David J. Malan@davidjmalan31 Dec 2025

Live at 00:00 UTC, this is CS50x 2026... https://t.co/ixtsI7Aj5v #education #community 12.2K views · 58 likes · 5 reposts · 3 replies Open on X →

David J. Malan@davidjmalan15 Sep 2025

@davidjmalan @cs50 @OpenAI @Microsoft @github #cs50 38 views · 0 likes · 0 reposts · 0 replies Open on X →

David J. Malan@davidjmalan12 Sep 2025

@davidjmalan @cs50 @OpenAI @Microsoft @github Excellent approach to AI integration in CS education! The rubber duck debugger evolution shows how to enhance learning without replacing critical thinking. 🦆💻 46 views · 0 likes · 0 reposts · 0 replies Open on X →

David J. Malan@davidjmalan8 Sep 2025

"A look at how @CS50 has incorporated artificial intelligence (AI), including its new-and-improved rubber duck debugger, and how it has impacted the course already." 🦆 With Rongxin Liu et al. With thanks to @OpenAI, @Microsoft, and @GitHub. https://t.co/404RoxneIo 29.1K views · 398 likes · 72 reposts · 11 replies Open on X →

Em comparação com contas do mesmo porte

3 posts dos últimos 90 dias, ao lado da faixa de 100K–1M seguidores. alcança menos gente do que contas do mesmo porte.

Mediana de visualizações45esta conta5 796mediana para 100K–1M

Alcance, %0.04%esta conta1.53%mediana para 100K–1M

Engajamento, %0.00%esta conta0.98%mediana para 100K–1M

Métrica	Esta conta	Mediana para 100K–1M	Proporção
Mediana de visualizações por post	45	5 796	0.01×
Alcance (visualizações ÷ seguidores)	0.04%	1.53%	0.02×
Taxa de engajamento	0.00%	0.98%	0.00×

Outras contas desta faixa → Comparar com outra conta → Como estas referências são construídas →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

29.1K8 Sep

4612 Sep

3815 Sep

12.2K31 Dec

14.7K1 Jan

7.8K19 Apr

6922 Jul

1311 Aug

Last 9 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

1.67%8 Sep

0.00%12 Sep

0.00%15 Sep

0.54%31 Dec

1.26%1 Jan

0.42%19 Apr

4.35%22 Jul

0.00%

0.00%11 Aug

Reactions — likes, reposts, replies and quotes — divided by views. Median for 100K–1M accounts is 0.98%.

What the audience does

Likes60.3%639 in total

Reposts9.3%99 in total

Replies2.6%28 in total

Quotes0.7%7 in total

Bookmarks27.1%287 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.