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How does StartCoroutine / yield return pattern really work in Unity?
... like gameplay triggers, that do nothing most frames, but occasionally are called upon to do critical work. And you’ve got assorted processes between the two.
Whenever you’re creating a process that will take place over multiple frames – without multithreading – you need to find some wa...
View not attached to window manager crash
...OS will destroy an activity as soon as it is hidden. When onPostExecute is called the Activity will be in "finishing" state and the ProgressDialog will be not attached to Activity.
How to fix it:
Check for the activity state in your onPostExecute method.
Dismiss the ProgressDialog in onDestroy m...
Creating C formatted strings (not printing them)
...see snprintf for a safer version).
A terminating null character is automatically appended after the
content.
After the format parameter, the function expects at least as many
additional arguments as needed for format.
Parameters:
str
Pointer to a buffer where the resulting C-string is stored. The...
When should I use C++ private inheritance?
...iated
};
Sealed can be instantiated. It derives from ClassSealer and can call the private constructor directly as it is a friend.
FailsToDerive won't compile as it must call the ClassSealer constructor directly (virtual inheritance requirement), but it cannot as it is private in the Sealed class ...
How to set default value for form field in Symfony2?
...e, it will also always force the value under any context. Not what I would call a "default value"...
– Hubert Perron
Apr 3 '13 at 18:25
4
...
Serializing class instance to JSON
...ction emit the correct JSON for your class.
A simple solution would be to call json.dumps() on the .__dict__ member of that instance. That is a standard Python dict and if your class is simple it will be JSON serializable.
class Foo(object):
def __init__(self):
self.x = 1
self...
How do you properly determine the current script directory in Python?
...
If you really want to cover the case that a script is called via execfile(...), you can use the inspect module to deduce the filename (including the path). As far as I am aware, this will work for all cases you listed:
filename = inspect.getframeinfo(inspect.currentframe()).fi...
Virtual Memory Usage from Java under Linux, too much memory used
...emory that is shared with other processes. For a Java process, this is typically limited to shared libraries and memory-mapped JARfiles. In this example, I only had one Java process running, so I suspect that the 7k is a result of libraries used by the OS.
SWAP isn't turned on by default, and isn't ...
GCC -fPIC option
...ill required one more calculation (the function address) for each function call. So performance-wise, if not needed it is better not to use it.
– Roee Gavirel
Apr 21 at 6:41
a...
How to make a round button?
...n round circle. It's not the same. Please, tell me, is it possible on Android? Thank you.
15 Answers
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