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Convert two lists into a dictionary
...818815
>>> min(timeit.repeat(lambda: {keys[i]: values[i] for i in range(len(keys))}))
0.8782548159942962
>>>
>>> min(timeit.repeat(lambda: dict([(k, v) for k, v in zip(keys, values)])))
1.077607496001292
>>> min(timeit.repeat(lambda: dict((k, v) for k, v in zip(k...
What is the correct way to restore a deleted file from SVN?
...ght click in Explorer, go to TortoiseSVN -> Merge...
Make sure "Merge a range of revisions" is selected, click Next
In the "Revision range to merge" textbox, specify the revision that removed the file
Check the "Reverse merge" checkbox, click Next
Click Merge
That is completely untested, howeve...
Creating a new DOM element from an HTML string using built-in DOM methods or Prototype
...
Newer DOM implementations have range.createContextualFragment, which does what you want in a framework-independent way.
It's widely supported. To be sure though, check its compatibility down in the same MDN link, as it will be changing. As of May 2017 thi...
LINQ where vs takewhile
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Where can examine the whole sequence looking for matches.
Enumerable.Range(1, 10).Where(x => x % 2 == 1)
// 1, 3, 5, 7, 9
TakeWhile stops looking when it encounters the first non-match.
Enumerable.Range(1, 10).TakeWhile(x => x % 2 == 1)
// 1
...
What is Hindley-Milner?
...S-expressions, in under 650 lines of C#
Note the implementation is in the range of only 270 or so lines of C# (for the algorithm W proper and the few data structures to support it, anyway).
Usage excerpt:
// ...
var syntax =
new SExpressionSyntax().
Include
(
...
In C++, is it still bad practice to return a vector from a function?
...tually, you should never be "building a container rather than writing to a range." A container is just that -- a container. Your concern (and your code's concern) should be with the contents, not the container.
– Jerry Coffin
Jun 29 '10 at 15:34
...
How to use sed to remove the last n lines of a file
...he shell do the math, with the goal being to use the d command by giving a range (to remove the last 23 lines):
sed -i "$(($(wc -l < file)-22)),\$d" file
To remove the last 3 lines, from inside out:
$(wc -l < file)
Gives the number of lines of the file: say 2196
We want to remove the la...
Is there such a thing as min-font-size and max-font-size?
...bsite or user to require an element’s font size to be clamped within the range supplied with these two properties. If the computed value font-size is outside the bounds created by font-min-size and font-max-size, the use value of font-size is clamped to the values specified in these two properties...
Storing money in a decimal column - what precision and scale?
...acy of four decimal places. Use the money data type to store values in the range from -922,337,203,685,477.5808 through +922,337,203,685,477.5807 (requires 8 bytes to store a value). Use the smallmoney data type to store values in the range from -214,748.3648 through 214,748.3647 (requires 4 bytes t...
Finding current executable's path without /proc/self/exe
...llustrate that the techniques described in this post should work in a wide range of circumstances and why some of the steps are necessary.
EDIT: Now, the program that prints argv[0] has been updated to actually find itself.
// Copyright 2015 by Mark Whitis. License=MIT style
#include <stdlib.h...