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Pure virtual function with implementation
My basic understanding is that there is no implementation for a pure virtual function, however, I was told there might be implementation for pure virtual function.
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How do I check if a number evaluates to infinity?
...inite returns false if your number is POSITIVE_INFINITY, NEGATIVE_INFINITY or NaN.
if (isFinite(result))
{
// ...
}
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object==null or null==object?
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This is probably a habit learned from C, to avoid this sort of typo (single = instead of a double ==):
if (object = null) {
The convention of putting the constant on the left side of == isn't really useful in Java since Java requires that the expression in an if evaluate to a b...
System.BadImageFormatException: Could not load file or assembly (from installutil.exe)
...g to install a Windows service using InstallUtil.exe and am getting the error message
15 Answers
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What is the role of the bias in neural networks? [closed]
I'm aware of the gradient descent and the back-propagation algorithm. What I don't get is: when is using a bias important and how do you use it?
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Protecting executable from reverse engineering?
...g how to protect my C/C++ code from disassembly and reverse engineering. Normally I would never condone this behavior myself in my code; however the current protocol I've been working on must not ever be inspected or understandable, for the security of various people.
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How to limit the maximum value of a numeric field in a Django model?
Django has various numeric fields available for use in models, e.g. DecimalField and PositiveIntegerField . Although the former can be restricted to the number of decimal places stored and the overall number of characters stored, is there any way to restrict it to storing only numbers within a ...
Difference between wait() and sleep()
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A wait can be "woken up" by another thread calling notify on the monitor which is being waited on whereas a sleep cannot. Also a wait (and notify) must happen in a block synchronized on the monitor object whereas sleep does not:
Object mon = ...;
synchronized (mon) {
mon.wait();
}
At th...
Sequence contains more than one element
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The problem is that you are using SingleOrDefault. This method will only succeed when the collections contains exactly 0 or 1 element. I believe you are looking for FirstOrDefault which will succeed no matter how many elements are in the collection.
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How can you determine a point is between two other points on a line segment?
...points (called a and b) on it represented by an x integer and a y integer for each point.
20 Answers
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