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Checking if form has been submitted - PHP
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Ideally now you should use if (null !== (filter_input(INPUT_POST, 'macaddress'))){ which gets you in the habit of using filter_input
– depicus
Feb 20 '15 at 9:46
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hasNext in Python iterators?
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@Giorgio, there is no way to know whether another element exists without executing the code that generates it (you don't know whether the generator will execute yield or not). It is, of course, not difficult to write an adaptor that stores the result of n...
How to move a model between two Django apps (Django 1.7)
...ll new developers I didn't really focus too much on the structure, however now I am further along with Django it has started to appear that my project layout mainly my models are horrible in structure.
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Django 1.7 - makemigrations not detecting changes
...e) and then running makemigrations immediately made a migration module and now it's working. makemigrations will not work on unmanaged tables (Which is obvious in hindsight)
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What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
...ve-c-literals-for-nsdictionary-nsarray-and:
Objective-C literals: one can now create literals for NSArray, NSDictionary, and NSNumber (just like one can create literals for NSString)
NSArray Literals
Previously:
array = [NSArray arrayWithObjects:a, b, c, nil];
Now:
array = @[ a, b, c ];
NSD...
What is the “__v” field in Mongoose
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@talentedmrjones @wprl That is exactly what I'm doing now, but I wanted something that I could put in the Schema directly so in all queries.
– diosney
Mar 24 '14 at 11:52
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Proper Repository Pattern Design in PHP?
...ow in order to be used by my controller. Remember, my controller will not know where the data is actually stored.
Note that my repositories will only every contain these three methods. The save() method is responsible for both creating and updating users, simply depending on whether or not the user...
What is the difference between save and insert in Mongo DB?
...e save will do -> It will do normal insertion
upsert to insert.Now in this case as insert() do.
what that means, it means
take the document and replace
the complete document having same
_id.
Let us consider the two cases here for insert:-
1) Having _id of...
How do I pass JavaScript variables to PHP?
...current page PHP code... PHP code runs at the server side, and it doesn't know anything about what is going on on the client side.
You need to pass variables to PHP code from the HTML form using another mechanism, such as submitting the form using the GET or POST methods.
<DOCTYPE html>
<...
How does functools partial do what it does?
...port partial
p_euclid_dist = partial(euclid_dist, target)
p_euclid_dist now accepts a single argument,
>>> p_euclid_dist((3, 3))
1.4142135623730951
so now you can sort your data by passing in the partial function for the sort method's key argument:
data.sort(key=p_euclid_dist)
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