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multiprocessing: sharing a large read-only object between processes?
...), and Yes in 3.8 (https://docs.python.org/3/library/multiprocessing.shared_memory.html#module-multiprocessing.shared_memory)
Processes have independent memory space.
Solution 1
To make best use of a large structure with lots of workers, do this.
Write each worker as a "filter" – reads interm...
What is the difference between t.belongs_to and t.references in rails?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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What do (lambda) function closures capture?
...ere for what dynamic scope really is: voidspace.org.uk/python/articles/code_blocks.shtml .
– Claudiu
Jun 29 '10 at 15:21
6
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Check to see if python script is running
... pid file, the script will be run multiple times.
I suggest the following based from another website:
This is to check if there is already a lock file existing
\#/usr/bin/env python
import os
import sys
if os.access(os.path.expanduser("~/.lockfile.vestibular.lock"), os.F_OK):
#if the loc...
What does template mean?
...
You templatize your class based on an 'unsigned int'.
Example:
template <unsigned int N>
class MyArray
{
public:
private:
double data[N]; // Use N as the size of the array
};
int main()
{
MyArray<2> a1;
My...
submit a form in a new tab
...
<form target="_blank" [....]
will submit the form in a new tab... I am not sure if is this what you are looking for, please explain better...
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What is the optimal Jewish toenail cutting algorithm?
...ck♦
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answered Oct 14 '11 at 14:43
KevinKevin
67.7k1212 gold ba...
What happens if you static_cast invalid value to enum class?
...ted underlying type.
Note: The underlying type of a scoped enum w/o enum-base is int. For unscoped enums the underlying type is implementation-defined, but shall not be larger than int if int can contain the values of all enumerators.
For an unscoped enumeration, this leads us to /1
A prvalue...
Read a file in Node.js
...
Use path.join(__dirname, '/start.html');
var fs = require('fs'),
path = require('path'),
filePath = path.join(__dirname, 'start.html');
fs.readFile(filePath, {encoding: 'utf-8'}, function(err,data){
if (!err) {
c...
Changing the status bar text color in splash screen iOS 7
...usBarStyleLightContent instead.
And you don't have to set UIViewControllerBasedStatusBarAppearanceto NOin your plist, you can set the preferredStatusBarStyle you want to your view controllers.
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