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Why does Lua have no “continue” statement?
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edited Apr 1 '13 at 20:56
finnw
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Is there a 'foreach' function in Python 3?
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user 451
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answered Aug 18 '13 at 0:33
Jo Are ByJo Are By
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How to dismiss a Twitter Bootstrap popover by clicking outside?
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37 Answers
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What is android:weightSum in android, and how does it work?
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134
Per documentation, android:weightSum defines the maximum weight sum, and is calculated as the s...
Appending an element to the end of a list in Scala
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List(1,2,3) :+ 4
Results in List[Int] = List(1, 2, 3, 4)
Note that this operation has a complexity of O(n). If you need this operation frequently, or for long lists, consider using another data type (e.g. a ListBuffer).
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What does the ^ operator do in Java?
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5 = 101
6 = 110
------------------ xor
3 = 011
This the truth table for bitwise (JLS 15.22.1) and logical (JLS 15.22.2) xor:
^ | 0 1 ^ | F T
--+----- --+-----
0 | 0 1 F | F T
1 | 1 0 T | T F
More simply, you can also think of xor as "t...
How to convert list to string [duplicate]
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3 Answers
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Modulo operation with negative numbers
... sense, logically. Right?
Let's see what this leads to:
Example A. 5/(-3) is -1
=> (-1) * (-3) + 5%(-3) = 5
This can only happen if 5%(-3) is 2.
Example B. (-5)/3 is -1
=> (-1) * 3 + (-5)%3 = -5
This can only happen if (-5)%3 is -2
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Any way to properly pretty-print ordered dictionaries?
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133
As a temporary workaround you can try dumping in JSON format.
You lose some type information, b...
What's the correct way to convert bytes to a hex string in Python 3?
What's the correct way to convert bytes to a hex string in Python 3?
9 Answers
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