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When does System.gc() do something?
...hat garbage collection is automated in Java. But I understood that if you call System.gc() in your code that the JVM may or may not decide to perform garbage collection at that point. How does this work precisely? On what basis/parameters exactly does the JVM decide to do (or not do) a GC when it ...
How to access the GET parameters after “?” in Express?
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I don't believe this answer (from the OP) actually answers his own original question! He clearly asked how to access a querystring value IN COMBINATION WITH A POSITIONAL PARAMETER (:id). I have exactly the same issue, and this answer does NOT provide a solution ?!
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Delete last commit in bitbucket
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@RahulSaha since what you're doing is basically trying to merge a commit into the branch, I'm pretty sure it'll give you a merge conflict you're going have to solve.
– asermax
Jun 1 '18 at 12:52
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Select SQL Server database size
...02.81 814.81
-- sp_spaceused
database_name database_size unallocated space
---------------- ------------------ ------------------
xxxxxxxxxxx 814.81 MB 13.04 MB
Function:
ALTER FUNCTION [dbo].[GetDBSize]
(
@db_name NVARCHAR(100)
)
RETURNS TABLE
AS
RETURN
SELE...
How to remove items from a list while iterating?
...:] notation hackish or fuzzy, here's a more explicit alternative. Theoretically, it should perform the same with regards to space and time than the one-liners above.
temp = []
while somelist:
x = somelist.pop()
if not determine(x):
temp.append(x)
while temp:
somelist.append(temp...
git rebase fatal: Needed a single revision
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The latter should actually work - origin in ref context is interpreted as origin/HEAD. I've seen repositories end up not knowing what origin/HEAD is, though...
– Cascabel
Jan 25 '11 at 20:15
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Showing commits made directly to a branch, ignoring merges in Git
...using git, is there a way to show commits made to a branch, while ignoring all commits that were brought in by merging?
3...
What's the best way to check if a file exists in C?
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There are pitfalls associated with access(). There is a TOCTOU (time of check, time of use) window of vulnerability between using access() and whatever else you do afterwards. [...to be continued...]
– Jonathan Leff...
How does Activity.finish() work in Android?
Could someone provide a description of what happens when an Activity calls its finish() method?
4 Answers
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How do you get the magnitude of a vector in Numpy?
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"Should be a property of an array: x.norm()" I totally agree. Usually when working with numpy I use my own Array and Matrix subclasses that have all functions I commonly use pulled in as methods. Matrix.randn([5,5])
– mdaoust
Feb 7 '12...