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What's the difference between SoftReference and WeakReference in Java?
What's the difference between java.lang.ref.WeakReference and java.lang.ref.SoftReference ?
12 Answers
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C# Passing Function as Argument [duplicate]
...s mentioned above works but there are also delegates that do the same task and also define intent within the naming:
public delegate double MyFunction(double x);
public double Diff(double x, MyFunction f)
{
double h = 0.0000001;
return (f(x + h) - f(x)) / h;
}
public double MyFunctionMet...
Is there a unique Android device ID?
Do Android devices have a unique ID, and if so, what is a simple way to access it using Java?
52 Answers
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git: Switch branch and ignore any changes without committing
I was working on a git branch and was ready to commit my changes, so I made a commit with a useful commit message. I then absentmindedly made minor changes to the code that are not worth keeping. I now want to change branches, but git gives me,
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Does using final for variables in Java improve garbage collection?
Today my colleagues and me have a discussion about the usage of the final keyword in Java to improve the garbage collection.
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What is the difference between NaN and None?
I am reading two columns of a csv file using pandas readcsv() and then assigning the values to a dictionary. The columns contain strings of numbers and letters. Occasionally there are cases where a cell is empty. In my opinion, the value read to that dictionary entry should be None but instead ...
How do I mount a remote Linux folder in Windows through SSH? [closed]
...m admin/shell programming class. Although ssh works fine for executing commands like ls, pwd, etc editors do not work well with my screen reader and an ssh session. I was wondering if it is possible to mount a Linux folder over ssh so it appears as a windows drive? This way I could edit any files I ...
MVC 3: How to render a view without its layout page when loaded via ajax?
I am learning about Progressive Enhancement and I have a question about AJAXifying views. In my MVC 3 project I have a layout page, a viewstart page, and two plain views.
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What happens if a Android Service is started multiple times?
... in one instance. However, everytime you start the service, the onStartCommand() method is called.
This is documented here
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Trigger a Travis-CI rebuild without pushing a commit?
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I have found and used that in other cases. But I could have sworn I had a case where it had Errored for the reason I described above, and the gear menu lacked that option. Perhaps that was a one-time fluke, or perhaps I was mistaken. Anyw...