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Keyboard Interrupts with python's multiprocessing Pool
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From what I have recently found, the best solution is to set up the worker processes to ignore SIGINT altogether, and confine all the cleanup code to the parent process. This fixes the problem for both idle and busy worker processes, and requires no error handling code in your ch...
Swift 编程语言入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...造器。实现 area 和 describe 方法。
属性可以有 getter 和 setter 。
class EquilateralTriangle: NamedShape {
var sideLength: Double = 0.0
init(sideLength: Double, name: String) {
self.sideLength = sideLength
super.init(name: name)
numberOfSid...
Constant pointer vs Pointer to constant [duplicate]
I want to know the difference between
8 Answers
8
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git ignore vim temporary files
...ation,
e.g. by adding lines similar to the following to your .vimrc file:
set backupdir=$TEMP//
set directory=$TEMP//
See this vim tip for more info.
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Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java
...returned in unsigned context (in two's complement representation -1 always sets all bits regardless of number of bytes in the number). So -1 is usually returned when you're returning a non-specific error and don't want it to clash with possible error codes that are already defined and documented. e....
How to multiply duration by integer?
...e your variable addOneHrDuration of time time.Duration but then proceed to set it to 3600 ns not to one hour. A time.Duration happens to have base units of nanoseconds. To actually get a one hour duration you could do something like: const oneHourDuration = 60 * time.Hour (or 3600 * time.Second or t...
How to get Android crash logs?
I have an app that is not in the market place (signed with a debug certificate), but would like to get crash log data, whenever my application crashes. Where can I find a log of why my app crashed?
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How would Git handle a SHA-1 collision on a blob?
...t's actually pretty easy to mitigate against, and there's already been two sets of patches posted for that mitigation.
(3) And finally, there's actually a reasonably straightforward transition to some other hash that won't break the world - or even old git repositories.
Regarding that transit...
What is the difference between NULL, '\0' and 0?
...'\0' is defined to be a null character - that is a character with all bits set to zero. This has nothing to do with pointers. However you may see something similar to this code:
if (!*string_pointer)
checks if the string pointer is pointing at a null character
if (*string_pointer)
checks if th...
mailto link multiple body lines
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