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How to elegantly check if a number is within a range?
How can I do this elegantly with C# and .NET 3.5/4?
27 Answers
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Solving “Who owns the Zebra” programmatically?
Edit: this puzzle is also known as "Einstein's Riddle"
14 Answers
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How can I remove a specific item from an array?
... an array of numbers and I'm using the .push() method to add elements to it.
97 Answers
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How can I clear previous output in Terminal in Mac OS X?
I know the clear command that 'clears' the current screen, but it does this just by printing lots of newlines - the cleared contents just get scrolled up.
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Why use def main()? [duplicate]
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Without the main sentinel, the code would be executed even if the script were imported as a module.
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Swift performSelector:withObject:afterDelay: is unavailable [duplicate]
I have an app in Objective C that I'm transitioning to Swift. In Objective C, I have this method:
3 Answers
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How can I represent an 'Enum' in Python?
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Enums have been added to Python 3.4 as described in PEP 435. It has also been backported to 3.3, 3.2, 3.1, 2.7, 2.6, 2.5, and 2.4 on pypi.
For more advanced Enum techniques try the aenum library (2.7, 3.3+, same author as enum34. Code is not perfectly compatible between py2 and py3,...
Detect when browser receives file download
...have a page that allows the user to download a dynamically-generated file. It takes a long time to generate, so I'd like to show a "waiting" indicator. The problem is, I can't figure out how to detect when the browser has received the file, so I can hide the indicator.
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Stopping fixed position scrolling at a certain point?
I have an element that is position:fixed and so scrolls with the page how i want it to however. when the user scrolls up I want the element to stop scrolling at a certain point, say when it is 250px from the top of the page, is this possible? Any help or advice would be helpful thanks!
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Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
...o get some higher execution times, I search for the first triangle number with more than 1000 divisors instead of 500 as stated in the original problem.
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