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Double exclamation points? [duplicate]
So I was debuging some code and ran across this:
3 Answers
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How to pass a class type as a function parameter
I have a generic function that calls a web service and serialize the JSON response back to an object.
6 Answers
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How do I get the parent directory in Python?
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Update from Python 3.4
Use the pathlib module.
from pathlib import Path
path = Path("/here/your/path/file.txt")
print(path.parent)
Old answer
Try this:
import os.path
print os.path.abspath(os.path.join(yourpath, os.pardir))
where yourpath is the path you ...
Decimal number regular expression, where digit after decimal is optional
I need a regular expression that validates a number, but doesn't require a digit after the decimal.
ie.
15 Answers
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How do I define global variables in CoffeeScript?
...offee script has no var statement it automatically inserts it for all variables in the coffee-script, that way it prevents the compiled JavaScript version from leaking everything into the global namespace.
So since there's no way to make something "leak" into the global namespace from the coffee-...
Name of this month (Date.today.month as name)
I'm using Date.today.month to display the month number. Is there a command to get the month name, or do I need to make a case to get it?
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How to detect if multiple keys are pressed at once using JavaScript?
...'m trying to develop a JavaScript game engine and I've came across this problem:
13 Answers
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Best way to allow plugins for a PHP application
I am starting a new web application in PHP and this time around I want to create something that people can extend by using a plugin interface.
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How to implement a binary tree?
Which is the best data structure that can be used to implement a binary tree in Python?
18 Answers
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Draw a perfect circle from user's touch
...en as they touch with their fingers. Very simple App I did as exercise way back.
My little cousin took the liberty of drawing things with his finger with my iPad on this App (Kids drawings: circle, lines, etc, whatever came to his mind).
Then he started to draw circles and then he asked me to make i...