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What Every Programmer Should Know About Memory?
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Michael Currie
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answered Nov 14 '11 at 18:40
Dan KruchininDan...
Inline SVG in CSS
..."data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='10'><linearGradient id='gradient'><stop offset='10%' stop-color='%23F00'/><stop offset='90%' stop-color='%23fcc'/> </linearGradient><rect fill='url(%23gradient)' x='0' y='0' width='10...
Embedding Base64 Images
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Update: 2017-01-10
Data URIs are now supported by all major browsers. IE supports embedding images since version 8 as well.
http://caniuse.com/#feat=datauri
Data URIs are now supported by the following web browsers:
Gecko-based, ...
How to call a PHP function on the click of a button
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answered Dec 23 '13 at 7:10
RoopendraRoopendra
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How to implement common bash idioms in Python? [closed]
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Look at replacing FIND with Python loops that use os.walk. This is a big win because you don't spawn as many processes.
Look at replacing common shell logic (loops, decisions, etc.) with Python scripts.
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Files showing as modified directly after a Git clone
...I came across .gitattributes file in the home directory which had the following.
* text=auto
I commented it out and any other cloned repositories from now on were working fine.
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Rename Pandas DataFrame Index
...tiIndex), and you can interchange the two via transpose.
This is a little bit confusing since the index names have a similar meaning to columns, so here are some more examples:
In [1]: df = pd.DataFrame([[1, 2, 3], [4, 5 ,6]], columns=list('ABC'))
In [2]: df
Out[2]:
A B C
0 1 2 3
1 4 5...
Cast List to List in .NET 2.0
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You have to build a new list. The underlying bit representations of List<int> and List<string> are completely incompatible -- on a 64-bit platform, for instance, the individual members aren't even the same size.
It is theoretically possible to treat a List&...
Check if a given key already exists in a dictionary
... this also avoids an extra allocation. (important for making tight loops a bit faster)
– nurettin
Dec 9 '18 at 9:19
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What is the best way to convert seconds into (Hour:Minutes:Seconds:Milliseconds) time?
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}
As a final comment, let me add that I noticed that string.Format is a bit faster if you use D2 instead of 00.
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