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Extract month and year from a zoo::yearmon object
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Ha thank you for this answer. It especially beats the other solutions when you want to do something like if(year(date1) > 2014){year(date1) <- year(date1) - 100}
– Vincent
Feb 10 '14 at 9:34
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eclipse won't start - no java virtual machine was found
Eclipse was running fine yesterday (and has been since I installed it about a year ago). Now all the sudden I'm getting the following error on startup:
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Android Studio Gradle Configuration with name 'default' not found
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./gradlew tasks --info this will show the information of all the tasks. I think this would be helpful to find out what is going wrong.
– srain
Jun 7 '15 at 6:01
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How to avoid explicit 'self' in Python?
...s leads to useful properties, such as: you can't add members which accidentally shadow non-members and thereby break code.
One extreme example: you can write a class without any knowledge of what base classes it might have, and always know whether you are accessing a member or not:
class A(some_fu...
Bootstrap 3 breakpoints and media queries
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Bootstrap 4 Media Queries
// Extra small devices (portrait phones, less than 576px)
// No media query since this is the default in Bootstrap
// Small devices (landscape phones, 576px and up)
@media (min-width: 576px) { ... }
// Medium devices (tablets, 768px a...
Using OpenGl with C#? [closed]
... I don't think these functions are very representative, because they are all deprecated and removed from the OpenGl core profile.
– Arne
Apr 23 '13 at 16:55
6
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How to remove the focus from a TextBox in WinForms?
...seems you cannot focus on a form for some reason.
– Callum Rogers
Jul 16 '09 at 21:05
7
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Deep null checking, is there a better way?
...'d say
cake?.frosting?.berries?.loader
and the compiler would generate all the short-circuiting checks for you.
It didn't make the bar for C# 4. Perhaps for a hypothetical future version of the language.
Update (2014):
The ?. operator is now planned for the next Roslyn compiler release. Note ...
Which is better in python, del or delattr?
... (foo)
6 LOAD_CONST 1 ('bar')
9 CALL_FUNCTION 2
12 POP_TOP
This translates into the first running slightly faster (but it's not a huge difference – .15 μs on my machine).
Like the others have said, you should really...
When is a C++ destructor called?
Basic Question: when does a program call a class' destructor method in C++? I have been told that it is called whenever an object goes out of scope or is subjected to a delete
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