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How to get line count of a large file cheaply in Python?
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374
You can't get any better than that.
After all, any solution will have to read the entire file...
What is the relationship between Looper, Handler and MessageQueue in Android?
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A Looper is a message handling loop: it reads and processes items from a MessageQueue. The Loope...
Heap vs Binary Search Tree (BST)
...CS-TR-74-460.pdf
WSU slides: http://www.eecs.wsu.edu/~holder/courses/CptS223/spr09/slides/heaps.pdf
Intuitive argument:
bottom tree levels have exponentially more elements than top levels, so new elements are almost certain to go at the bottom
heap insertion starts from the bottom, BST must star...
browser sessionStorage. share between tabs?
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You can use localStorage and its "storage" eventListener to transfer sessionStorage data from o...
Adding a simple UIAlertView
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When you want the alert to show, do this:
UIAlertView *alert = [[UIAlertView alloc] initWi...
Replace comma with newline in sed on MacOS?
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13 Answers
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What's “P=NP?”, and why is it such a famous question? [closed]
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370
P stands for polynomial time. NP stands for non-deterministic polynomial time.
Definitions...
Setting environment variables on OS X
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31 Answers
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Cannot use identity column key generation with ( TABLE_PER_CLASS )
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The problem here is that you mix "table-per-class" inheritance and GenerationType.Auto.
Conside...
Why do I get a “Null value was assigned to a property of primitive type setter of” error message whe
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edited May 23 '17 at 12:10
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answered Jul 1 '10 at 1:33
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