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Remove redundant paths from $PATH variable
...es. If you want to have just the String, remove $PATH + the semicolon (:) from your command. It doesn't matter if you use echo or edit the file ~/.bashrc by hand.
– hovanessyan
Jul 25 '12 at 13:47
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Curious null-coalescing operator custom implicit conversion behaviour
...before code generation -- we reduce the expression
result = Foo() ?? y;
from the example above to the moral equivalent of:
A? temp = Foo();
result = temp.HasValue ?
new int?(A.op_implicit(Foo().Value)) :
y;
Clearly that is incorrect; the correct lowering is
result = temp.HasValue ? ...
Why does C++ not allow inherited friendship?
...ationship).
But do I trust the people who write classes that are derived from Bar?
Not really. So they should not inherit friendship.
Any change in the internal representation of a class will require a modification to anything that is dependent on that representation. Thus all members of a class ...
Django rest framework, use different serializers in the same ModelViewSet
...would like to provide two different serializers and yet be able to benefit from all the facilities of ModelViewSet :
6 Ans...
Java 8 Iterable.forEach() vs foreach loop
...r;
}
Can't handle checked exceptions. Lambdas aren't actually forbidden from throwing checked exceptions, but common functional interfaces like Consumer don't declare any. Therefore, any code that throws checked exceptions must wrap them in try-catch or Throwables.propagate(). But even if you do ...
Android and setting width and height programmatically in dp units
...
You'll have to convert it from dps to pixels using the display scale factor.
final float scale = getContext().getResources().getDisplayMetrics().density;
int pixels = (int) (dps * scale + 0.5f);
...
How to save all the variables in the current python session?
... Spyder workspace variables using the spyderlib functions
#%% Load data from .spydata file
from spyderlib.utils.iofuncs import load_dictionary
globals().update(load_dictionary(fpath)[0])
data = load_dictionary(fpath)
#%% Save data to .spydata file
from spyderlib.utils.iofuncs import save_dict...
How to include a Font Awesome icon in React's render()
...se the react-fontawesome icon library. Here's the link: react-fontawesome
From the NPM page, just install via npm:
npm install --save react-fontawesome
Require the module:
var FontAwesome = require('react-fontawesome');
And finally, use the <FontAwesome /> component and pass in attribut...
Repeat string to certain length
... Python 2.2. You only have to use it in Python 3 (or in modules that have from __future__ import division) but you can use it regardless.
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How do I get the color from a hexadecimal color code using .NET?
How can I get a color from a hexadecimal color code (e.g. #FFDFD991 )?
16 Answers
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