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Select multiple columns in data.table by their numeric indices
...you should still be able to use other important functions like join tables etc.
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What is the difference between setUp() and setUpClass() in Python unittest?
... a temporary file on the filesystem, loading a shared library for testing, etc. Doing such things before each test would slow down the test suite too much, so we just do it once before all the tests. This is a slight degradation in the independence of the tests but a necessary optimization in some s...
PHP: How to handle
...SPrefix:someElement />), the position of the child element in the text, etc. LIBXML_NOCDATA converts CDATA nodes into text nodes, but doesn't fix the rest.
– IMSoP
Feb 7 '15 at 15:54
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Find running median from a stream of integers
...riance of the input is statistically distributed (e.g. normal, log-normal, etc.) then reservoir sampling is a reasonable way of estimating percentiles/medians from an arbitrarily long stream of numbers.
int n = 0; // Running count of elements observed so far
#define SIZE 10000
int reservoir[SIZE...
What 'sensitive information' could be disclosed when setting JsonRequestBehavior to AllowGet
...g the data and all side-effecting operations should use POST, PUT, DELETE, etc. In other words, I just think that this 'sensitive information' error message is misleading. If the developer uses the GET method the way it should be used then everything is fine! :)
– ps_ttf
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How to overcome root domain CNAME restrictions?
...a common and logical thing to do. It uses less characters, it looks better etc. The url's own protocol identifier (www) is a vestigial part of the url if was even necessary in the first place (it wasn't).
– Ed Bishop
May 19 '16 at 6:57
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How can I check for “undefined” in JavaScript? [duplicate]
...statement, it cannot be redefined any more than if/else/while/for/function etc. could be.
– MooGoo
Aug 2 '10 at 19:31
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What is the standard Python docstring format? [closed]
...e recommends comments that are descriptive rather than declarative, e.g. "Fetches rows from a Bigtable" over "Fetch rows from a Bigtable." Thus, changing "Calculate..." to "Calculates..." would make your example more consistent with the rest of the comment, i.e. "Returns" and "Raises".
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What is an SDL renderer?
...lds all info about the Window itself: size, position, full screen, borders etc.
SDL_Renderer
SDL_Renderer is a struct that handles all rendering. It is tied to a SDL_Window so it can only render within that SDL_Window. It also keeps track the settings related to the rendering. There are several ...
Is there a performance difference between a for loop and a for-each loop?
...d", e.g. the get-method inside the loop will be called for values 1, 2, 3, etc.
– volley
Nov 3 '08 at 19:30
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