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Difference between a Factory, Provider and a Service?
What is the difference between the terms Factory, Provider and Service?
1 Answer
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How to expire session due to inactivity in Django?
.... something like this should handle the whole process...
from datetime import datetime
from django.http import HttpResponseRedirect
class SessionExpiredMiddleware:
def process_request(request):
last_activity = request.session['last_activity']
now = datetime.now()
if (n...
How to vertically center a container in Bootstrap?
I'm looking for a way to vertically center the container div inside the jumbotron and to set it in the middle of the page.
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Easy way to write contents of a Java InputStream to an OutputStream
...this input stream and writes the bytes to the
given output stream in the order that they are read. On return, this
input stream will be at end of stream. This method does not close
either stream.
This method may block indefinitely reading from the
input stream, or writing to the output...
What is the maximum recursion depth in Python, and how to increase it?
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It is a guard against a stack overflow, yes. Python (or rather, the CPython implementation) doesn't optimize tail recursion, and unbridled recursion causes stack overflows. You can check the recursion limit with sys.getrecursionlimit:
import sys
print(sys.getrecursionlimit())
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What is the difference between \r and \n?
... Mac, but I'm not sure exactly how they're different, and which to search for/match in regexes.
9 Answers
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Domain Driven Design: Domain Service, Application Service
...s service within the domain assembly and if so, would I also inject repositories into that domain service? Some info would be really helpful.
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What is the best method to merge two PHP objects?
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If your objects only contain fields (no methods), this works:
$obj_merged = (object) array_merge((array) $obj1, (array) $obj2);
This actually also works when objects have methods. (tested with PHP 5.3 and 5.6)
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ExpressJS - throw er Unhandled error event
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You had run another server use the same port like 8080.
Maybe you had run node app in other shell, Please close it and run again.
You can check PORT no. is available or not using
netstat -tulnp | grep <port no>
Alternatively, you can use lsof:
lsof -i :&...
Does Java casting introduce overhead? Why?
Is there any overhead when we cast objects of one type to another? Or the compiler just resolves everything and there is no cost at run time?
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