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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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How do I edit /etc/sudoers from a script?
I need to edit /etc/sudoers from a script to add/remove stuff from white lists.
12 Answers
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What is the best way to get all the divisors of a number?
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Given your factorGenerator function, here is a divisorGen that should work:
def divisorGen(n):
factors = list(factorGenerator(n))
nfactors = len(factors)
f = [0] * nfactors
while True:
yield reduce(lambda x, y: x...
Can a C++ enum class have methods?
...receives a value
and returns the other one. I also want to maintain type safety(that's why I use enum class instead of enums).
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How do you determine the size of a file in C?
How can I figure out the size of a file, in bytes?
14 Answers
14
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How do I execute any command editing its file (argument) “in place” using bash?
I have a file temp.txt, that I want to sort with the sort command in bash.
14 Answers
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Do try/catch blocks hurt performance when exceptions are not thrown?
During a code review with a Microsoft employee we came across a large section of code inside a try{} block. She and an IT representative suggested this can have effects on performance of the code. In fact, they suggested most of the code should be outside of try/catch blocks, and that only importa...
How to remove old Docker containers
...prune
This will remove all stopped containers and should work on all platforms the same way.
There is also a Docker system prune:
docker system prune
which will clean up all unused containers, networks, images (both dangling and unreferenced), and optionally, volumes, in one command.
For ol...
Sleep in JavaScript - delay between actions
Is there a way I can do a sleep in JavaScript before it carries out another action?
11 Answers
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How to print register values in GDB?
How do I print the value of %eax and %ebp ?
6 Answers
6
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