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After array_filter(), how can I reset the keys to go in numerical order starting at 0
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array_filter() behaves exactly like you'd expect based on what it says in the manual: php.net/manual/en/function.array-filter.php "If no callback is supplied, all entries of array equal to FALSE (see converting to boolean) will be removed." And it should be common knowledg...
Does Python optimize tail recursion?
...ar to a normal definition) which tail-calls one of several other functions based on some condition, using your method? Also, can your wrapping function bet0 be used as a decorator for class methods?
– Alexey
May 29 '18 at 13:08
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What is a proper naming convention for MySQL FKs?
...able somewhere with no idea which table it belongs to. The older your code base is and the more people have worked on it, the more likely this becomes.
– CJ Dennis
Apr 26 '18 at 8:15
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Equivalent C++ to Python generator pattern
...o mimic in C++. I do not require any specific solution (such as co-routine based yield solutions, although they would be acceptable answers as well), I simply need to reproduce the semantics in some manner.
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How the single threaded non blocking IO model works in Node.js
... as most of the time is actually spent on waiting for network or disk (database / sockets) and the logic is not really CPU intensive - that is to say: this works well for IO-bound workloads.
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How do I expire a PHP session after 30 minutes?
... and not the last access date:
Note: If you are using the default file-based session handler, your filesystem must keep track of access times (atime). Windows FAT does not so you will have to come up with another way to handle garbage collecting your session if you are stuck with a FAT filesyste...
Flask-SQLalchemy update a row's information
...ry.get(5)
user.name = 'New Name'
db.session.commit()
Flask-SQLAlchemy is based on SQLAlchemy, so be sure to check out the SQLAlchemy Docs as well.
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Why is not in HTML 5 Tag list while is?
...oes beyond mere styling. But yeah, elements are not removed from the spec based on their popularity.
– thomasrutter
Dec 16 '13 at 1:51
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What is the best (and safest) way to merge a Git branch into master?
...it.
git always tries to respect yours and others changes, and so will --rebase. I don't think I can explain it appropriately, so have a look at the Git book - Rebasing or git-ready: Intro into rebasing for a little description. It's a quite cool feature
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Oracle PL/SQL - How to create a simple array variable?
...le of varchar2(10);
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The word "table" here has nothing to do with database tables, confusingly. Both methods create in-memory arrays.
With either of these you need to both initialise and extend the collection before adding elements:
declare
type array_t is varray(3) of varchar2(10);
ar...