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Getting the last element of a list
...ome_list[-1] gets the last element, some_list[-2] gets the second to last, etc, all the way down to some_list[-len(some_list)], which gives you the first element.
You can also set list elements in this way. For instance:
>>> some_list = [1, 2, 3]
>>> some_list[-1] = 5 # Set the l...
I need to pop up and trash away a “middle” commit in my master branch. How can I do it?
...ow you a list of all the commits back to that point. You can pick, squash, etc. In this case remove the line for the commit you want to erase and save the file. Rebase will finish its work.
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How do I put a variable inside a string?
...ed to generate a series of file names of the form 'file1.pdf', 'file2.pdf' etc. This is how it worked:
['file' + str(i) + '.pdf' for i in range(1,4)]
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Best practice: PHP Magic Methods __set and __get [duplicate]
...r a ->get($columnName) method: it makes it clear that the thing you're fetching is something dynamic. Magic methods are just another of PHP's many levels of awfulness, seemingly crafted for the sole purpose of luring developers into traps. Traits are another (god how horrible are they? - and yet ...
Why is my git repository so big?
... instead of just branchname). So I went a step further and executed some sketchy surgery--I deleted the .git/objects directory from the original, and put in the one from the clone. That did the trick, leaving all of the original branches, refs, etc intact, and everything seems to work (crossing fing...
Find and replace - Add carriage return OR Newline
... But I found that any decent external editor that support regex (notepad++ etc) work quite well.
– Alex
Nov 29 '13 at 9:56
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Does Haskell require a garbage collector?
...1., and there is no manual deallocation operation as per 2. Therefore, in order to be useable for non-trivial things, a Haskell implementation needs to include a garbage collector.
I can't think of a case where GC would be necessary in a pure language.
Presumably you mean a pure functional la...
How do I update a Linq to SQL dbml file?
...d EDMX (Entity Framework) mapping files, and more (like naming conventions etc.).
Marc
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How to find the width of a div using vanilla JavaScript?
...r the assigned width (ignoring padding, margin and so on) you could use.
getComputedStyle(element).width; //returns value in px like "727.7px"
getComputedStyle allows you to access all styles of that elements. For example: padding, paddingLeft, margin, border-top-left-radius and so on.
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What is self-documenting code and can it replace well documented code? [closed]
... colleague
writes documentation comments (Doxygen, JavaDoc, XML comments etc.) for every class, member, type and method AND
clearly comments any parts of the code that are not self-documenting AND
writes a comment for each block of code that explains the intent, or what the code does on a higher a...