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Multiple file upload in php
...pload multiple files and store them in a folder and get the path and store it in the database... Any good example you looked for doing multiple file upload...
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Why would you use an ivar?
...lation
If the ivar is private, the other parts of the program can't get at it as easily. With a declared property, the clever people can access and mutate quite easily via the accessors.
Performance
Yes, this can make a difference in some cases. Some programs have constraints where they can not use ...
Given a view, how do I get its viewController?
I have a pointer to a UIView . How do I access its UIViewController ? [self superview] is another UIView , but not the UIViewController , right?
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How to implement a queue with three stacks?
I came across this question in an algorithms book ( Algorithms, 4th Edition by Robert Sedgewick and Kevin Wayne).
5 Answ...
C#: Printing all properties of an object [duplicate]
Is there a method built in to .NET that can write all the properties and such of an object to the console? Could make one using reflection of course, but I'm curious to if this already exists... especially since you can do it in Visual Studio in the Immediate Window. There you can an object name (wh...
Multiple columns index when using the declarative ORM extension of sqlalchemy
...index=True)
b = Column(String(32), index=True)
if you'd like a composite index, again Table is present here as usual you just don't have to declare it, everything works the same (make sure you're on recent 0.6 or 0.7 for the declarative A.a wrapper to be interpreted as a Column after the class...
Using generic std::function objects with member functions in one class
... map storing std::function objects. But I fail right at the beginning with this code:
6 Answers
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The tilde operator in Python
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It is a unary operator (taking a single argument) that is borrowed from C, where all data types are just different ways of interpreting bytes. It is the "invert" or "complement" operation, in which all the bits of the input ...
Call a python function from jinja2
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For those using Flask, put this in your __init__.py:
def clever_function():
return u'HELLO'
app.jinja_env.globals.update(clever_function=clever_function)
and in your template call it with {{ clever_function() }}
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How to make rpm auto install dependencies
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Create a (local) repository and use yum to have it resolve the dependencies for you.
The CentOS wiki has a nice page providing a how-to on this. CentOS wiki HowTos/CreateLocalRepos.
Summarized and further minimized (not ideal, but quickest):
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