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Catch a thread's exception in the caller thread in Python
...ead_obj.start()
while True:
try:
exc = bucket.get(block=False)
except Queue.Empty:
pass
else:
exc_type, exc_obj, exc_trace = exc
# deal with the exception
print exc_type, exc_obj
print exc_trace
...
Using reCAPTCHA on localhost
I'm developing a website using PHP and I want to make a human verification in one of the sessions. For the development, I'm initially running the system locally and when it is ready, I'm gonna make put it on in a certain domain.
...
When should I use GET or POST method? What's the difference between them?
... while a form that changes your password should use POST.
Also, note that PHP confuses the concepts a bit. A POST request gets input from the query string and through the request body. A GET request just gets input from the query string. So a POST request is a superset of a GET request; you can use...
When should one use final for method parameters and local variables?
...urn value must always return a value (ignoring exceptions) the name switch block will have to resolve name and thus bound to that switch block which makes refactoring chunks of code easier (ie Eclipe refactor: extract method).
The above in OCaml:
type plugin = CandidateExport | JobPostingImport
l...
How to convert a PNG image to a SVG? [closed]
...is an explanation how to do this in Inkscape: wiki.inkscape.org/wiki/index.php/Potrace
– Erel Segal-Halevi
Oct 9 '12 at 6:43
...
How to run cron job every 2 hours
...into crontab :
crontab -e
write this into the file:
0 */2 * * * python/php/java yourfilepath
Example :0 */2 * * * python ec2-user/home/demo.py
and make sure you have keep one blank line after the last cron job in your crontab file
...
Check if a program exists from a Makefile
...some of the existing solutions here...
REQUIRED_BINS := composer npm node php npm-shrinkwrap
$(foreach bin,$(REQUIRED_BINS),\
$(if $(shell command -v $(bin) 2> /dev/null),$(info Found `$(bin)`),$(error Please install `$(bin)`)))
The $(info ...) you can exclude if you want this to be quiete...
Correct way to convert size in bytes to KB, MB, GB in JavaScript
I got this code to covert size in bytes via PHP.
17 Answers
17
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Intercept page exit event
...ed the post-request was send before the computation pause, but this little blocking of the page before it is actually left assures enough time for the browser client (not javascript) to really finish sending this request properly. I noticed that when I only send the request (without blocking) and le...
“open/close” SqlConnection or keep open?
...mance think about some sort of memory cache mechanism so that nothing gets blocked.
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