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Gotcha: holding onto the head

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Gotcha: holding onto the head

Course: Lazy Sequences

Updated October 25, 2019

Notes

Got an out of memory error? It could be a common gotcha with lazy sequences. A screencast and some code are included. The video is 8 minutes long.

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Next Lesson

4 min

Gotcha: length checks

This lesson teaches how to check the length of all sequences, including infinite ones. It includes a screencast and some sample code. The video is four minutes long.

Course: Lazy Sequences

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Lessons
 
What are lazy sequences?
free  
5 min 
 
Gotcha: Effects and chunking
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3 min 
 
Gotcha: *print-length*
 
3 min 
 
Gotcha: holding onto the head
 
7 min 
 
Gotcha: length checks
 
4 min 
 
The Benefits of Laziness
 
11 min