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initializing a boolean array in java
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286
I just need to initialize all the array elements to Boolean false.
Either use boolean[] i...
List comprehension in Ruby
...lock.nil?
self.collect(&block).compact
end
end
some_array = [1, 2, 3, 4, 5, 6]
new_array = some_array.comprehend {|x| x * 3 if x % 2 == 0}
puts new_array
Prints:
6
12
18
I would probably just do it the way you did though.
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jQuery's jquery-1.10.2.min.map is triggering a 404 (Not Found)
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1273
If Chrome DevTools is reporting a 404 for a .map file (maybe jquery-1.10.2.min.map, jquery.min...
xkcd style graphs in MATLAB
...plot, but you will end up with an image, not an editable plot.
I'll show #2 first, and my attempt at #1 below (if you like #1 better, look at Rody's solution!).
This solution relies on two key functions: EXPORT_FIG from the file exchange to get an anti-aliased screenshot, and IMTRANSFORM to get ...
Take the content of a list and append it to another list
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You probably want
list2.extend(list1)
instead of
list2.append(list1)
Here's the difference:
>>> a = range(5)
>>> b = range(3)
>>> c = range(2)
>>> b.append(a)
>>> b
[0, 1, 2, [0, 1, 2, 3, 4]]
>...
What is the best way to compute trending topics or tags?
Many sites offer some statistics like "The hottest topics in the last 24h". For example, Topix.com shows this in its section "News Trends". There, you can see the topics which have the fastest growing number of mentions.
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How to create NS_OPTIONS-style bitmask enumerations in Swift?
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261
Swift 3.0
Almost identical to Swift 2.0. OptionSetType was renamed to OptionSet and enums are...
How to get the instance id from within an ec2 instance?
How can I find out the instance id of an ec2 instance from within the ec2 instance?
32 Answers
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How to pretty print nested dictionaries?
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21 Answers
21
Active
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Is there “0b” or something similar to represent a binary number in Javascript
...xadecimal numbers in Javascript. For example, 0xFF stands for the number 255.
10 Answers
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