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Cannot generate iOS App archive in xcode
I have a problem generating a iOS App archive from an application. The application compiles just fine and even works in the simulator. Now I wanted to make som ad hoc testing and cannot generate the iOS App Archive. When I click on the Product -> Archive it generates a generic xcode archive. Can an...
Dynamic instantiation from string name of a class in dynamically imported module?
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If you want this sentence from foo.bar import foo2 to be loaded dynamically, you should do this
foo = __import__("foo")
bar = getattr(foo,"bar")
foo2 = getattr(bar,"foo2")
instance = foo2()
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How to get all possible combinations of a list’s elements?
I have a list with 15 numbers in, and I need to write some code that produces all 32,768 combinations of those numbers.
27...
Difference of keywords 'typename' and 'class' in templates?
...in the basic case of specifying a template:
template<class T>
class Foo
{
};
and
template<typename T>
class Foo
{
};
are equivalent.
Having said that, there are specific cases where there is a difference between typename and class.
The first one is in the case of dependent types....
Interface type check with Typescript
...: any): object is A {
return 'member' in object;
}
var a:any={member:"foobar"};
if (instanceOfA(a)) {
alert(a.member);
}
Lots of Members
If you need to check a lot of members to determine whether an object matches your type, you could instead add a discriminator. The below is the most b...
How to inherit constructors?
...constructors?? That's your main problem. How about this instead?
public Foo(params int[] list) {...}
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Returning unique_ptr from functions
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@juanchopanza Do you essentially mean that foo() is indeed also about to be destroyed (if it were not assigned to anything), just like the return value within the function, and hence it makes sense that C++ uses a move constructor when doing unique_ptr<int> p = ...
How to create file execute mode permissions in Git on Windows?
...file and mark it executable in a single commit:
C:\Temp\TestRepo>touch foo.sh
C:\Temp\TestRepo>git add foo.sh
C:\Temp\TestRepo>git ls-files --stage
100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0 foo.sh
As you note, after adding, the mode is 0644 (ie, not executable). However,...
How to push to a non-bare Git repository?
I usually work on a remote server via ssh (screen and vim), where I have a Git repository. Sometimes I'm not online, so I have a separate repository (cloned from my remote) on my laptop.
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Retrieve list of tasks in a queue in Celery
How can I retrieve a list of tasks in a queue that are yet to be processed?
14 Answers
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