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Dynamic array in C#
...ray();
Of course, this has sense only if the size of the array is never known nor fixed ex-ante.
if you already know the size of your array at some point of the program it is better to initiate it as a fixed length array. (If you retrieve data from a ResultSet for example, you could count its size...
Map over object preserving keys
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I know this is old, but now Underscore has a new map for objects :
_.mapObject(object, iteratee, [context])
You can of course build a flexible map for both arrays and objects
_.fmap = function(arrayOrObject, fn, context){
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Writing a Python list of lists to a csv file
...pd = pandas.DataFrame(not_index_list, columns = columns, index = index)
#Now you have a csv with columns and index:
pd.to_csv("mylist.csv")
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How to apply a patch generated with git format-patch?
... and a dialog will appear, showing the patch's content. All you have to do now is to click "Apply patch", and a commit will be created.
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scale Image in an UIButton to AspectFit?
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This can now be done through IB's UIButton properties. The key is to set your image as a the background, otherwise it won't work.
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adb command not found
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Yes I know :-) that's what I meant with finding it and running it from there
– kevoroid
Apr 24 '12 at 18:45
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Are members of a C++ struct initialized to 0 by default?
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C++11 now allows you to initialize them in the definition of the struct or class, like so: struct Snapshot { double x{0}; //with braces int y = 0 ; //or just old school style 'by assignement' w...
How to substring in jquery
...he substr function will allow you to extract certain parts of the string.
Now, if you're looking for a specific string or character to use to find what part of the string to extract, you can make use of the indexOf function as well.
http://www.w3schools.com/jsref/jsref_IndexOf.asp
The question is ...
Swift: declare an empty dictionary
...ict = [:] // ok, I'm done with it
In the last example the dictionary is known to have a type Dictionary<String, String> by the first line. Note that you didn't have to specify it explicitly, but it has been inferred.
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Get second child using jQuery
...thought to the performance of the code. Therefore, it is also relavant to know what exactly is in the $(t) variable. Is it an array of <TD> or is it a <TR> node with several <TD>s inside it?
To further illustrate the point, see the jsPerf scores on a <ul> list with 50 <li&...