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How to get the caller's method name in the called method?
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Why this is not mentioned in the python3 documentation? docs.python.org/3/library/inspect.html They would at least put a warning if it is bad right?
– user1741851
Jun 11 '18 at 6:28
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How to “return an object” in C++?
...ll objects.
If you want to use dynamic allocation, the least that can be done is put it in a smart pointer. (This should be done all the time anyway) Then you don't worry about deleting anything, things are exception-safe, etc. The only problem is it's likely slower than returning by value anyway!
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GMSGroundOverlay animating - should I be using a CATiledLayer?
...separately.
First calculate the points and add them to 2 separate arrays, one for latitude value (y) and one for longitude (x) and then use the values property in CAKeyFrameAnimation to animate. Create 2 CAKeyFrameAnimation objects (1 for each axis) and group them together using CAAnimationGroup an...
How do I parse XML in Python?
...pects is faster tham lxml ("lxml's iterparse() is slightly slower than the one in cET" -- e-mail from lxml author).
– John Machin
Dec 16 '09 at 11:37
7
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Django: Set foreign key using integer?
...The _id version of a ForeignKey is a particularly useful aspect of Django, one that everyone should know and use from time to time when appropriate.
caveat:
@RuneKaagaard points out that employee.type is not accurate afterwards in recent Django versions, even after calling employee.save() (it hold...
How to implement __iter__(self) for a container object (Python)
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Does one need to raise StopIteration? How does this distinguish when to stop?
– Jonathan
Jul 21 '15 at 23:22
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Python 3 turn range to a list
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To be clear, you can still one-line it: [*range(10)] works just fine for when you don't need the range for any purpose but initializing the list. Side-note: My favorite(okay, not really) part of the unpacking generalizations is that empty sets now have...
Difference between 'new operator' and 'operator new'?
...he sizeof operator, or & the address-of operator (when it behaves like one).
– Kaz
Mar 7 '12 at 8:44
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Determine if code is running as part of a unit test
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I've done this before - I had to hold my nose while I did it, but I did it. Pragmatism beats dogmatism every time. Of course, if there is a nice way you can refactor to avoid it, that would be great.
Basically I had a "UnitTestDet...
How to fix: “No suitable driver found for jdbc:mysql://localhost/dbname” error when using pools? [du
...le. In my case application runs fine in jetty server (via maven or stand alone), but when I try to run it in other servers (I tested in tomcat and glassfish) I get above error. I even tried to copy mysql-connector-java-5.1.18.jar inside apache-tomcat-7.0.23/lib, so what might be the cause of it not ...