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Any reason not to use '+' to concatenate two strings?
A common antipattern in Python is to concatenate a sequence of strings using + in a loop. This is bad because the Python interpreter has to create a new string object for each iteration, and it ends up taking quadratic time. (Recent versions of CPython can apparently optimize this in some cases, b...
What is the purpose of the “final” keyword in C++11 for functions?
What is the purpose of the final keyword in C++11 for functions? I understand it prevents function overriding by derived classes, but if this is the case, then isn't it enough to declare as non-virtual your final functions? Is there another thing I'm missing here?
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Java - removing first character of a string
In Java, I have a String:
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How to print a date in a regular format?
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String vs. StringBuilder
I understand the difference between String and StringBuilder ( StringBuilder being mutable) but is there a large performance difference between the two?
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Git cherry pick vs rebase
I have recently started working with Git.
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Git alias with positional parameters
Basically I'm trying to alias:
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ImportError: Cannot import name X
I have four different files named: main, vector, entity and physics. I will not post all the code, just the imports, because I think that's where the error is. (If you want, I can post more)
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How can I perform a culture-sensitive “starts-with” operation from the middle of a string?
I have a requirement which is relatively obscure, but it feels like it should be possible using the BCL.
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Signed versus Unsigned Integers
Am I correct to say the difference between a signed and unsigned integer is:
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