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pretty-print JSON using JavaScript
...rinting is implemented natively in JSON.stringify(). The third argument enables pretty printing and sets the spacing to use:
var str = JSON.stringify(obj, null, 2); // spacing level = 2
If you need syntax highlighting, you might use some regex magic like so:
function syntaxHighlight(json) {
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Apply multiple functions to multiple groupby columns
The docs show how to apply multiple functions on a groupby object at a time using a dict with the output column names as the keys:
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Elegant way to invert a map in Scala
...e inverted value->key lookups. I was looking for a simple way to do this, but came up with only:
10 Answers
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Is it possible to Pivot data using LINQ?
I am wondering if it is possible to use LINQ to pivot data from the following layout:
6 Answers
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Replace multiple characters in one replace call
Very simple little question, but I don't quite understand how to do it.
14 Answers
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Haskell function composition (.) and function application ($) idioms: correct use
I have been reading Real World Haskell , and I am nearing the end, but a matter of style has been niggling at me to do with the (.) and ($) operators.
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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...
Code Golf: Lasers
The shortest code by character count to input a 2D representation of a board, and output 'true' or 'false' according to the input .
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Capitalize words in string [duplicate]
What is the best approach to capitalize words in a string?
21 Answers
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What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
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The *args and **kwargs is a common idiom to allow arbitrary number of arguments to functions as described in the section more on defining functions in the Python documentation.
The *args will give you all function parameters as a tuple:
def foo(*args):
for a in args:
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