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Should I use past or present tense in git commit messages? [closed]
...ommit messages should be in the imperative present tense, e.g. "Add tests for x". I always find myself using the past tense, e.g. "Added tests for x" though, which feels a lot more natural to me.
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Determine if Python is running inside virtualenv
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The most reliable way to check for this is to check whether sys.prefix == sys.base_prefix. If they are equal, you are not in a virtual environment; if they are unequal, you are. Inside a virtual environment, sys.prefix points to the virtual environment, and...
How to color System.out.println output? [duplicate]
How can I color Java output?
13 Answers
13
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How does Java handle integer underflows and overflows and how would you check for it?
...back to the maximum value and continues from there.
You can check that beforehand as follows:
public static boolean willAdditionOverflow(int left, int right) {
if (right < 0 && right != Integer.MIN_VALUE) {
return willSubtractionOverflow(left, -right);
} else {
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Difference between “and” and && in Ruby?
What is the difference between the && and and operators in Ruby?
7 Answers
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Why doesn't java.util.Set have get(int index)?
...e please explain why the java.util.Set interface lacks get(int Index) , or any similar get() method?
18 Answers
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Checking for empty arrays: count vs empty
...ould use count really - If the array is large then count takes longer/has more overhead. If you simply need to know whether or not the array is empty then use empty.
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Regular expression for floating point numbers
...h floating point numbers. I have written the following regular expression for it:
12 Answers
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Simple 'if' or logic statement in Python [closed]
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If key isn't an int or float but a string, you need to convert it to an int first by doing
key = int(key)
or to a float by doing
key = float(key)
Otherwise, what you have in your question should work, but
if (key < 1) or (key > 34):...
What is Serialization?
I am getting started with Object-Oriented Programming (OOP) and would like to know: what is the meaning of serialization in OOP parlance?
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