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Is volatile expensive?
...ference)
There is quite a bit more of protocol involved but this gives an idea of what is going on. Also to answer your other question, with the absence of multiple processors, volatile reads/writes can in fact be faster then with multiple processors. There are some applications that would in fac...
How to put multiple statements in one line?
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Thank you kxr :) (I used your idea to improve the answer)
– elecprog
Feb 28 '16 at 10:47
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Regular expression to check if password is “8 characters including 1 uppercase letter, 1 special cha
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The use of Unicode categories is an excellent idea. The world is wider than ASCII!
– Walter Tross
Nov 17 '15 at 22:36
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Allowed characters in Linux environment variable names
...these strings by discussing them with their shell. Each shell has it's own ideas of what are valid variable NAMEs, so you have to read the man page for the shell-of-the-moment to see what it thinks.
Generally, things like com.baseball.spit=fleagh are Java system properties, and whether or not some ...
C#/Linq: Apply a mapping function to each element in an IEnumerable?
...won't necessarily be executed until it's enumerated. Not that it's a great idea to do that, but there may be some situations where you may need to add ToList() to force it to evaluate the entire list.
– Dave Nichol
Jun 15 '15 at 18:58
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Ruby Array find_first object?
... a certain criterion. I'd like to efficiently find that object. The best idea I have from the docs is this:
4 Answers
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Update one MySQL table with values from another
...I really like this site as you can be exposed to many different issues and ideas
– wired00
Apr 20 '11 at 13:49
thank y...
.NET List Concat vs AddRange
...ce between these 2 structures and comparing their performance...
The main idea is that AddRange is way much faster when its about big size collections.
Here is the Link
Hope this helps,
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Designing function f(f(n)) == -n
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What? Where did you get the idea that typeof f(n) === 'function', especially, where n is a number and you expect a number returned? I don't understand how could an instance case apply here. I don't speak Python well, but in JS checking argument for a fu...
Keyboard Interrupts with python's multiprocessing Pool
... Jehejj, it's still not fixed in 2019. Like doing IO in paralel is a novel idea :/
– Akos Lukacs
Aug 12 '19 at 14:12
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