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Are lists thread-safe?
...
t1 = threading.Thread(target=add)
t2 = threading.Thread(target=remove)
t1.start()
t2.start()
t1.join()
t2.join()
print(l)
Output when ERROR
Exception in thread Thread-63:
Traceback (most recent call last):
File "/Users/zup/.pyenv/versions/3.6.8/lib/python3.6/threading.py", line 916, in _boots...
What exactly is Python multiprocessing Module's .join() Method Doing?
...e this behavior by setting the daemon flag on the Process to True prior to starting the process:
p = Process(target=say_hello)
p.daemon = True
p.start()
# Both parent and child will exit here, since the main process has completed.
If you do that, the child process will be terminated as soon as th...
What is the difference between the kernel space and the user space?
...perating systems transition between rings?
when the CPU is turned on, it starts running the initial program in ring 0 (well kind of, but it is a good approximation). You can think this initial program as being the kernel (but it is normally a bootloader that then calls the kernel still in ring 0)....
How can I match multiple occurrences with a regex in JavaScript similar to PHP's preg_match_all()?
...
@fdrv You have to reset the lastIndex to zero before starting the loop: this.lastIndex = 0;
– C-F
Jun 15 '17 at 4:13
add a comment
| ...
MySQL connection not working: 2002 No such file or directory
...localhost you must use 127.0.0.1 instead." - php.net/manual/en/mysqli.quickstart.connections.php. So basically something is not working with connecting to the Unix domain sockets that allow localhost to work and TCP/IP is working so changing it to the TCP/IP address 127.0.0.1 will work.
...
How to run a hello.js file in Node.js on windows?
... console.log('Server running at http://127.0.0.1:1337/');
Save the file
Start -> Run... -> cmd
c:
C:>node hello.js
Server running at http://127.0.0.1:1337/
That's it. This was done on Windows XP.
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...
How to “inverse match” with regex?
... (plus, the OP never mentioned the string had to occur at the start of the line)
– Dan
Oct 2 '08 at 20:37
1
...
jquery sortable placeholder height problem
...he height of the placeholder to the height of the item being sorted to the start event. It's a simple solution that gives you fine-grained control over how you want your placeholder to be displayed.
$( ".column" ).sortable({
connectWith: ".column",
start: function(e, ui){
ui.placeho...
How do I manage MongoDB connections in a Node.js web application?
...
Open a new connection when the Node.js application starts, and reuse the existing db connection object:
/server.js
import express from 'express';
import Promise from 'bluebird';
import logger from 'winston';
import { MongoClient } from 'mongodb';
import config from './confi...
How to programmatically send a 404 response with Express/Node?
... is this:
var http = require("http");
var url = require("url");
function start(route, handle) {
function onRequest(request, response) {
var pathname = url.parse(request.url).pathname;
console.log("Request for " + pathname + " received.");
route(handle, pathname, response);
}
ht...