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Most efficient way to determine if a Lua table is empty (contains no entries)?
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155
Your code is efficient but wrong. (Consider {[false]=0}.) The correct code is
if next(myTab...
git: Show index diff in commit message as comment
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149
The --verbose (or -v) flag for git commit will display the diff of what would be committed:
g...
Parsing JSON array into java.util.List with Gson
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edited Jun 27 '17 at 9:48
answered Aug 31 '13 at 11:32
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How to overwrite the previous print to stdout in python?
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16 Answers
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Cast an instance of a class to a @protocol in Objective-C
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172
The correct way to do this is to do:
if ([self.myViewController conformsToProtocol:@protocol(...
Getting a list of values from a list of dicts
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answered Sep 1 '11 at 14:08
Ismail BadawiIsmail Badawi
29.6k66 gold badges7373 silver badges9090 bronze badges
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How to use a custom comparison function in Python 3?
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edited Feb 6 '19 at 6:19
caot
1,9181616 silver badges2727 bronze badges
answered Mar 28 '10 ...
Amazon S3 CORS (Cross-Origin Resource Sharing) and Firefox cross-domain font loading
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12 Answers
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SQL Server loop - how do I loop through a set of records
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221
By using T-SQL and cursors like this :
DECLARE @MyCursor CURSOR;
DECLARE @MyField YourFieldDat...
How to change font size on part of the page in LaTeX?
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103
\begingroup
\fontsize{10pt}{12pt}\selectfont
\begin{verbatim}
% how to set f...