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How to use Single TextWatcher for multiple EditTexts?
...d you create another class to just chain them up?! I mean you still don't know which TextView the change is coming from.
– Farid
Jul 15 at 15:15
add a comment
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Django templates: verbose version of a choice
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yes, I know. It's not as general (universal), though - unless you know a way to iterate in a template over all get_FOO_display methods of a model object :) I'm a bit too lazy for writing non-generic templates ;) Moreover, the docs ...
What is the difference between bool and Boolean types in C#
...h the same question.
There is one minor difference on the MSDN page as of now.
VS2005
Note:
If you require a Boolean variable that can also have a value of null, use bool.
For more information, see Nullable Types (C# Programming Guide).
VS2010
Note:
If you require a Boolean v...
What is the best way to test for an empty string in Go?
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As of now, the Go compiler generates identical code in both cases, so it is a matter of taste. GCCGo does generate different code, but barely anyone uses it so I wouldn't worry about that.
https://godbolt.org/z/fib1x1
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How do I rename a local Git branch?
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What I really wanted to know was whether this will necessarily effect the remote branch when/if you push
– PandaWood
Jan 23 '12 at 0:15
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Git checkout: updating paths is incompatible with switching branches
...ranches" then you need to fetch them first:
git remote update
git fetch
Now it should work:
git checkout -b local-name origin/remote-name
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How do you know a variable type in java?
... would work if the types aren't primitives... If the type is int , how to know the type?
– Miguel Ribeiro
Apr 20 '10 at 11:32
5
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How to remove a key from a Python dictionary?
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help() and dir() can be your friends when you need to know what something does.
– David Mulder
Aug 6 '13 at 18:08
3
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Is #pragma once a safe include guard?
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@AHelps Vaporware. Has it been almost five years now. Maybe in 2023 you'll come back to this comment and say "I told you so".
– doug65536
Dec 10 '16 at 10:28
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Value cannot be null. Parameter name: source
...t.Count(null);
I found that passing null here was causing the error so I now call the parameter-less method if the filter is null:
if (filter == null)
{
return dbSet.Count();
}
else
{
return dbSet.Count(filter);
}
This sorted the issue for me. This may be an issue for any other...