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C++ equivalent of Java's toString?
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179
In C++ you can overload operator<< for ostream and your custom class:
class A {
public:...
How do I add a library project to Android Studio?
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Update for Android Studio 1.0
Since Android Studio 1.0 was released (and a lot of versions between v1.0 and one of the firsts from the time of my previous answer) some things has changed.
My description is focused on adding external library project ...
Why are Perl 5's function prototypes bad?
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121
Prototypes aren't bad if used correctly. The difficulty is that Perl's prototypes don't work t...
How to construct a relative path in Java from two absolute paths (or URLs)?
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301
It's a little roundabout, but why not use URI? It has a relativize method which does all the ne...
Hidden features of Scala
...M/D.
val regex = "(\\d+)/(\\d+)/(\\d+)".r
val regex(year, month, day) = "2010/1/13"
The second line looks confusing if you're not used to using pattern matching and extractors. Whenever you define a val or var, what comes after the keyword is not simply an identifier but rather a pattern. That's...
How to get name of exception that was caught in Python?
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edited Dec 30 '19 at 20:25
Acumenus
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Applying .gitignore to committed files
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edited May 23 '17 at 11:55
Community♦
111 silver badge
answered Sep 23 '11 at 11:05
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how to iterate through dictionary in a dictionary in django template?
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Lets say your data is -
data = {'a': [ [1, 2] ], 'b': [ [3, 4] ],'c':[ [5,6]] }
You can use the data.items() method to get the dictionary elements. Note, in django templates we do NOT put (). Also some users mentioned values[0] does not work, if that is the case t...
Displaying the Indian currency symbol on a website
...for the rupee, the currency of India, was approved by the Union Cabinet on 15 July 2010.
16 Answers
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GLib compile error (ffi.h), but libffi is installed
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edited Apr 22 at 14:44
Scott Skiles
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ans...