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Derk-Jan Karrenbeld profile picture

Derk-Jan Karrenbeld

Still a random idiot

Location Rotterdam, The Netherlands Joined Joined on  Personal website https://derk-jan.com github website twitter website

Education

Some comp. sci. @ Delft, University of Technology

Work

Partner & Operations Manager at XP Bytes

Predicate (Programming logic)

Predicate (Programming logic)

6
Comments
4 min read

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Cross tab events

Cross tab events

3
Comments
5 min read
FFMPEG examples

FFMPEG examples

6
Comments
5 min read
Forward arguments in shell

Forward arguments in shell

7
Comments 2
2 min read
Internship 2019: Reading list

Internship 2019: Reading list

61
Comments
7 min read
Want to help people learn programming languages?

Want to help people learn programming languages?

50
Comments
3 min read
Tetris: Choosing the tools and setting up the project

Tetris: Choosing the tools and setting up the project

43
Comments
26 min read
Tetris: Building a game using JavaScript

Tetris: Building a game using JavaScript

105
Comments 7
5 min read
JavaScript, Ruby and C are not call by reference

JavaScript, Ruby and C are not call by reference

125
Comments 27
9 min read
TypeScript types you should know about

TypeScript types you should know about

15
Comments
7 min read
Writing a code analyzer in TypeScript (from scratch)

Writing a code analyzer in TypeScript (from scratch)

104
Comments 6
17 min read
Control flow in reduce/inject (ruby)

Control flow in reduce/inject (ruby)

9
Comments
6 min read
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