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Pros and cons of Java rules engines [closed]
What are the pros and cons to adopting the Java rules engines JESS and Drools ? Are there any other players?
5 Answers
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Decreasing for loops in Python impossible?
I could be wrong (just let me know and I'll delete the question) but it seems python won't respond to
8 Answers
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Why does Pycharm's inspector complain about “d = {}”?
... a shame because it is useful for many things like PEP, ..., real problems and real performance hints.
– dashesy
Jan 14 '15 at 18:09
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How to implement the factory method pattern in C++ correctly
...d thing is that you can immediately see what coordinate type you're using, and at the same time you don't have to worry about copying. If you want copying, and it's expensive (as proven by profiling, of course), you may wish to use something like Qt's shared classes to avoid copying overhead.
As fo...
What use is find_package() if you need to specify CMAKE_MODULE_PATH anyway?
...ing CMake. Now the software has a few dependencies. I compiled them myself and installed them on my system.
4 Answers
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How does HashSet compare elements for equality?
..., it will find the hash code using IEqualityComparer<T>.GetHashCode, and store both the hash code and the element (after checking whether the element is already in the set, of course).
To look an element up, it will first use the IEqualityComparer<T>.GetHashCode to find the hash code, t...
Android Fragments: When to use hide/show or add/remove/replace?
...longer visible. So you could technically still interact with the fragment and reattach its UI later you need to. If you replace the fragment, the you are actually pulling it out of the container and it will go through all of the teardown events in the lifecycle (onPause, onStop, etc) and if for so...
Duplicate ID, tag null, or parent id with another fragment for com.google.android.gms.maps.MapFragme
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The answer Matt suggests works, but it cause the map to be recreated and redrawn, which isn't always desirable.
After lots of trial and error, I found a solution that works for me:
private static View view;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bund...
How do I declare a namespace in JavaScript?
How do I create a namespace in JavaScript so that my objects and functions aren't overwritten by other same-named objects and functions? I've used the following:
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How to set a cookie for another domain
Say I have a website called a.com , and when a specific page of this site is loaded, say page link, I like to set a cookie for another site called b.com , then redirect the user to b.com .
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