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Circular (or cyclic) imports in Python
What will happen if two modules import each other?
11 Answers
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How to use PHP OPCache?
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Maybe a misunderstanding on my part of what exactly opcache is and what it is used for but I have it configured and tested with PeeHaa status script below. All is working. But I'm still asking the OP question. "How to use it?" It's not for caching views and things...
Writing to output window of Visual Studio
... set of unit tests. I debugged the selected test, but there was nothing of what I tried to print out in the debug window.
– Frank H.
Apr 22 '15 at 16:13
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git undo all uncommitted or unsaved changes
...c3773... but when I look at my local source all the files are still there. What am I missing?
9 Answers
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Can I extend a class using more than 1 class in PHP?
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The way you are doing this is no difference from what's possible in single inheritance where BusinessPerson extends an abstract class called human. My point is that your example doesn't really need multi inheritance.
– SOFe
Feb 6 '19 a...
Setting action for back button in navigation controller
...ays that "This class is not intended for subclassing". Though I'm not sure what they mean by this - they could mean "you shouldn't normally need to do that", or they could mean "we will reject your app if you mess with our controller"...
– Kuba Suder
Feb 11 '10...
PHP mkdir: Permission denied problem
...apache user does not have read/write permissions on the directory.
Here's what you do in Ubuntu
Make sure all files are owned by the Apache group and user. In Ubuntu it is the www-data group and user
chown -R www-data:www-data /path/to/webserver/www
Next enabled all members of the www-data group...
“Could not find any information for class named ViewController”
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What solved this issue for me was actually deleting the class from the project.
Steps:
In the project file explorer (left panel) find the class and right click -> Delete
Remove reference (do not move to trash as you wil...
Error: «Could not load type MvcApplication»
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For me, what might have happened was the port was used by a second instance of Visual Studio that didn't have the project compiled.
– Clay Lenhart
Apr 20 '15 at 16:50
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What is the difference between a definition and a declaration?
...nd describes its type, be it a type, object, or function. A declaration is what the compiler needs to accept references to that identifier. These are declarations:
extern int bar;
extern int g(int, int);
double f(int, double); // extern can be omitted for function declarations
class foo; // no ext...