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How to make an array of arrays in Java
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Like this:
String[][] arrays = { array1, array2, array3, array4, array5 };
or
String[][] arrays = new String[][] { array1, array2, array3, array4, array5 };
(The latter syntax can be used in assignments other than at the point of the variable declaration, whereas the shorte...
How can I get the executing assembly version?
I am trying to get the executing assembly version in C# 3.0 using the following code:
6 Answers
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How can I increment a char?
...ord('c') + 1
100
>>> chr(ord('c') + 1)
'd'
>>>
Python 3.x makes this more organized and interesting, due to its clear distinction between bytes and unicode. By default, a "string" is unicode, so the above works (ord receives Unicode chars and chr produces them).
But if you're i...
How to toggle a boolean?
... JordanJordan
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Suppress properties with null value on ASP.NET Web API
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132
In the WebApiConfig:
config.Formatters.JsonFormatter.SerializerSettings =
ne...
How can I add items to an empty set in python
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3 Answers
3
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What does tilde-greater-than (~>) mean in Ruby gem dependencies? [duplicate]
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It means "equal to or greater than in the last digit", so e.g. ~> 2.3 means
"equal to 2.3 or greater than 2.3, but less than 3.0", while ~> 2.3.0 would
mean "equal to 2.3.0 or greater than 2.3.0, but less than 2.4.0".
You can pronounce it as "approximately greater than".
§ Pessimistic v...
How to make execution pause, sleep, wait for X seconds in R?
...leep(x)
proc.time() - p1 # The cpu usage should be negligible
}
testit(3.7)
Yielding
> testit(3.7)
user system elapsed
0.000 0.000 3.704
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