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Why is early return slower than else?
...e a theory for you.
I tried your code and get the same of results, without_else() is repeatedly slightly slower than with_else():
>>> T(lambda : without_else()).repeat()
[0.42015745017874906, 0.3188967452567226, 0.31984281521812363]
>>> T(lambda : with_else()).repeat()
[0.3600984...
C# 4.0 optional out/ref arguments
Does C# 4.0 allow optional out or ref arguments?
9 Answers
9
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Append column to pandas dataframe
...lid with uniquely valued Index objects , you can use: pd.concat([dat1.reset_index(), dat2], axis=1)
– beyondfloatingpoint
Aug 27 '19 at 9:21
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Eclipse - Unable to install breakpoint due to missing line number attributes
...
The above didn't work for me. I had to click the 'Remove all Breakpoints' icon in the Eclipse > Breakpoints view, then re-add the breakpoints. That worked.
– Vik David
May 19 '11 at 14:05
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Print function log /stack trace for entire program using firebug
Firebug has the ability to log calls to a particular function name. I'm looking for a bug that sometimes stops a page from rendering, but doesn't cause any errors or warnings. The bug only appears about half the time. So how do I get a list of all the function calls for the entire program, or som...
“#include” a text file in a C program as a char[]
...x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f, 0x72, 0x6c, 0x64, 0x0a
};
unsigned int a_len = 12;
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git status shows modifications, git checkout — doesn't remove them
I would like to remove all changes to my working copy.
Running git status shows files modified.
Nothing I do seems to remove these modifications.
E.g.:
...
Android: failed to convert @drawable/picture into a drawable
In my drawable folder I have a few images and they all reference perfect, but when I try and add any more images with the exact same size in the same folder, and try to reference it, is flags up an error "Failed to convert @drawable/picture into a drawable" . I have tried the same image with a diff...
How to measure time taken by a function to execute
...ction you're measuring time for
var t1 = performance.now()
console.log("Call to doSomething took " + (t1 - t0) + " milliseconds.")
NodeJs: it is required to import the performance class
Using console.time: (non-standard) (living standard)
console.time('someFunction')
someFunction() // W...
How do you rename a MongoDB database?
... changes to every shard if the DB is sharded, plus the config servers have all the shard metadata in terms of namespaces with their full names.
There would be absolutely no way to do this on a live system.
To do it offline, it would require re-writing every single database file to accommod...