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Difference between this and self in self-type annotations?
...onListener {
def actionPerformed( e: ActionEvent ) {
// this.setVisible( false ) --> shadowed by JButton!
frame.setVisible( false )
}
})
})
}
The third variant,
trait A { this: B => ... }
does not introduce an alias for this; it just sets the self type.
...
How to add multi line comments in makefiles
... editor after snippets, if snippets enabled
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What CSS selector can be used to select the first div within another div
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Why can't C++ be parsed with a LR(1) parser?
...efined like this, whereas it should be interesting :
what is the smallest set of modifications to C++ grammar that would be necessary so that this new grammar could be perfectly parsed by a "non-context-free" yacc parser ? (making use only of one 'hack' : the typename/identifier disambiguation, the...
Throw keyword in function's signature
...nexpected" << std::endl;
}
int main(int argc, char **argv){
std::set_unexpected(my_unexpected);
try{
throw_exception();
}catch(int x){
std::cout << "catch int: " << x << std::endl;
}catch(...){
std::cout << "catch ..." << st...
How do I call setattr() on the current module?
What do I pass as the first parameter " object " to the function setattr(object, name, value) , to set variables on the current module?
...
Databinding an enum property to a ComboBox in WPF
... public Type EnumType
{
get { return _enumType; }
private set
{
if (_enumType == value)
return;
var enumType = Nullable.GetUnderlyingType(value) ?? value;
if (enumType.IsEnum == false)
throw new ArgumentException("Type must be an E...
git status shows modifications, git checkout — doesn't remove them
..., preventing mixed line endings getting into the repository.
Also consider setting core.safecrlf to warn if you want git to warn you when a non-reversible normalization would be performed.
The git manpages say this:
CRLF conversion bears a slight chance
of corrupting data. autocrlf=true will
conver...
Composer Warning: openssl extension is missing. How to enable in WAMP
...omposer dependency management tool on Win7/64 + WampServer 2.2 via the Setup Installer and I am getting the following message:
...
Iterating over each line of ls -l output
...
Set IFS to newline, like this:
IFS='
'
for x in `ls -l $1`; do echo $x; done
Put a sub-shell around it if you don't want to set IFS permanently:
(IFS='
'
for x in `ls -l $1`; do echo $x; done)
Or use while | read instea...