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Git pre-push hooks
I would like to run a unit-tests before every git push and if tests fails, cancel the push, but I can't even find pre-push hook, there is pre-commit and pre-rebase only.
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Entity Framework 4 Single() vs First() vs FirstOrDefault()
I'm having a devil of a time finding a comparison of the different ways to query for a single item, and when to use each.
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How to add a new row to an empty numpy array
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The way to "start" the array that you want is:
arr = np.empty((0,3), int)
Which is an empty array but it has the proper dimensionality.
>>> arr
array([], shape=(0, 3), dtype=int64)
Then be sure to append along axis 0:
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Can you remove elements from a std::list while iterating through it?
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You have to increment the iterator first (with i++) and then remove the previous element (e.g., by using the returned value from i++). You can change the code to a while loop like so:
std::list<item*>::iterator i = items.begin...
Search code inside a Github project
Is there a way to grep for something inside a Github project's code?
7 Answers
7
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Performance of FOR vs FOREACH in PHP
...tions the performance difference is completely irrelevant, but I just need to know which is the faster construct. That and...
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val-mutable versus var-immutable in Scala
Are there any guidelines in Scala on when to use val with a mutable collection versus using var with an immutable collection? Or should you really aim for val with an immutable collection?
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What is a stored procedure?
What is a "stored procedure" and how do they work?
17 Answers
17
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Single quotes vs. double quotes in Python [closed]
According to the documentation, they're pretty much interchangeable. Is there a stylistic reason to use one over the other?
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jQuery How to Get Element's Margin and Padding?
Just wondering - how using jQuery - I can get an elements formatted total padding and margin etc ? i.e. 30px 30px 30px 30px or 30px 5px 15px 30px etc
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