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UICollectionView's cellForItemAtIndexPath is not being called
Only my second time using UICollectionView's and perhaps I have bitten off more than I can chew but nevertheless:
31 Answer...
Catch all JavaScript errors and send them to server
I wondered if anyone had experience in handling JavaScript errors globally and send them from the client browser to a server.
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Using Pairs or 2-tuples in Java [duplicate]
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I think it would be better to declare x and y as public final and get rid of those getters.
– user168237
Nov 10 '10 at 3:35
51
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How can I parse a YAML file in Python
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The easiest and purest method without relying on C headers is PyYaml (documentation), which can be installed via pip install pyyaml:
#!/usr/bin/env python
import yaml
with open("example.yaml", 'r') as stream:
try:
print(yam...
Remove all but numbers from NSString
I have an NSString (phone number) with some parenthesis and hyphens as some phone numbers are formatted. How would I remove all characters except numbers from the string?
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How do you access the matched groups in a JavaScript regular expression?
I want to match a portion of a string using a regular expression and then access that parenthesized substring:
22 Answers...
Is there a “null coalescing” operator in JavaScript?
...t now supports the nullish coalescing operator (??). It returns its right-hand-side operand when its left-hand-side operand is null or undefined, and otherwise returns its left-hand-side operand.
Please check compatibility before using it.
The JavaScript equivalent of the C# null coalescing ope...
What __init__ and self do on Python?
I'm learning the Python programming language and I've came across something I don't fully understand.
18 Answers
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TypeScript with KnockoutJS
...otepad, you would only need the definitions at compile time. On the other hand, one of the good points of typescript is that it is easier for the visual studio (and other editors through plugins) intellisence to understand your code and it helps you much with auto completion and perform type and err...
How to measure time in milliseconds using ANSI C?
...nction only measures the amount of time that a process has spent executing and is not accurate on many systems.
You can use this function like this:
struct timeval tval_before, tval_after, tval_result;
gettimeofday(&tval_before, NULL);
// Some code you want to time, for example:
sleep(1);
g...