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Keyboard Interrupts with python's multiprocessing Pool
...s 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 child processes.
import signal
...
def init_worker():
signal.sign...
How to change the session timeout in PHP?
...cted immediately but only whenever the session GC kicks in.
GC is a potentially expensive process, so typically the probability is rather small or even zero (a website getting huge numbers of hits will probably forgo probabilistic GC entirely and schedule it to happen in the background every X minut...
Read file from line 2 or skip header row
... This is fine UNTIL the file is too large to read. This is fine for small files.
– CppLearner
Feb 5 '18 at 2:05
1
...
How do I partially update an object in MongoDB so the new object will overlay / merge with the exist
...n would be that you are happy with $set, but do not want to explicitly set all fields. How would you pass in the data then?
You know you can do the following:
db.collection.update( { _id:...} , { $set: someObjectWithNewData }
...
What is the JavaScript >>> operator and how do you use it?
...
+2 in depth description and table, -1 because array.length validates itself and can't be arbitrarily set to anything that is not an integer or 0 (FF throws this error: RangeError: invalid array length).
– Justin Johnson
...
PHP convert XML to JSON
...passed, and various version fixes, but on PHP 5.6.30, this method produces ALL of the data. Attributes are stored in the array under the @attributes key, so it works absolutely flawlessly, and beautifully. 3 short lines of code solve my problem beautifully.
– AlexanderMP
...
How to download image from url
...d content is not a known image type.
Check this reference on MSDN to find all format available.
Here are reference to WebClient and Bitmap.
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Draw line in UIView
...re are no errors - I wrote it without Xcode):
UIView *lineView = [[UIView alloc] initWithFrame:CGRectMake(0, 200, self.view.bounds.size.width, 1)];
lineView.backgroundColor = [UIColor blackColor];
[self.view addSubview:lineView];
[lineView release];
// You might also keep a reference to this view
...
Can I use Twitter Bootstrap and jQuery UI at the same time?
... with jQuery UI (something which
caused a number of widgets to break visually) The ability to theme
jQuery UI widgets using Bootstrap styles. Whilst I love jQuery UI, I
(like others) find some of the current themes to look a little dated.
My hope is that this theme provides a decent alternat...
GROUP_CONCAT comma separator - MySQL
...e your requirment
SELECT id,GROUP_CONCAT(text SEPARATOR ' ') AS text FROM table_name group by id;
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