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What exactly is the meaning of an API? [closed]
I've searched for the definition of an API in a programming language and I am still finding it hard to understand.
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Why does .NET foreach loop throw NullRefException when collection is null?
So I frequently run into this situation... where Do.Something(...) returns a null collection, like so:
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android.view.InflateException: Binary XML file: Error inflating class fragment
...in. I created an Android application that uses Android AppCompat to make it compatible with older versions. Here is my main activity layout file:
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How to set the margin or padding as percentage of height of parent container?
...ide another, and in the inner div, use something like top:50% (remember position matters if it still doesn't work)
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What is the meaning of “POSIX”?
What is POSIX? I have read the Wikipedia article and I read it every time I encounter the term. The fact is that I never really understood what it is.
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How to backup a local Git repository?
I am using git on a relatively small project and I find that zipping the .git directory's contents might be a fine way to back up the project. But this is kind of weird because, when I restore, the first thing I need to do is git reset --hard .
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Timer & TimerTask versus Thread + sleep in Java
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The advantage of TimerTask is that it expresses your intention much better (i.e. code readability), and it already has the cancel() feature implemented.
Note that it can be written in a shorter form as well as your own example:
Timer uploadCheckerTimer = new...
How do I use raw_input in Python 3
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Starting with Python 3, raw_input() was renamed to input().
From What’s New In Python 3.0, Builtins section second item.
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How can I get the button that caused the submit from the form submit event?
I'm trying to find the value of the submit button that triggered the form to submit
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Immutable class?
How can one make a Java class immutable, what is the need of immutability and is there any advantage to using this?
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