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Windows batch: echo without new line
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So you basically need an IF ERRORLEVEL==0 (...) ELSE (...) just to not harm your environment in those circumstances. Sheesh.
– SilverbackNet
Sep 22 '17 at 0:33
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git stash blunder: git stash pop and ended up with merge conflicts
...removed from the stash list. You need to resolve the conflicts by hand and call git stash drop manually afterwards.
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Why in Java 8 split sometimes removes empty strings at start of result array?
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The behavior of String.split (which calls Pattern.split) changes between Java 7 and Java 8.
Documentation
Comparing between the documentation of Pattern.split in Java 7 and Java 8, we observe the following clause being added:
When there is a positive-widt...
Hidden features of Ruby
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From Ruby 1.9 Proc#=== is an alias to Proc#call, which means Proc objects can be used in case statements like so:
def multiple_of(factor)
Proc.new{|product| product.modulo(factor).zero?}
end
case number
when multiple_of(3)
puts "Multiple of 3"
when multipl...
Type erasure techniques
...ny data in a shared_ptr<void>, and still have the correct destructor called at the end, because the shared_ptr constructor is a function template, and will use the type of the actual object passed for creating the deleter by default:
{
const shared_ptr<void> sp( new A );
} // calls ...
How do you get a string from a MemoryStream?
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Dispose is not called when a variable goes out of scope. Finalize will be called when the GC gets around to it, but Dispose is something that must be called before the variable goes out of scope. I don't call it above because I know the imp...
Child inside parent with min-height: 100% not inheriting height
...ht can't inherit the height property: https://bugs.webkit.org/show_bug.cgi?id=26559
Apparently Firefox is affected too (can't test in IE at the moment)
Possible workaround:
add position:relative to #containment
add position:absolute to #containment-shadow-left
The bug doesn't show when the in...
How to get a variable name as a string in PHP?
...(
[0] => $baz
[1] => baz
)
It works based on the line that called the function, where it finds the argument you passed in. I suppose it could be expanded to work with multiple arguments but, like others have said, if you could explain the situation better, another solution would prob...
Do the parentheses after the type name make a difference with new?
...erated as opposed to user-defined.
new C - default-initializes C, which calls the default ctor.
new C() - value-initializes C, which calls the default ctor.
So in all versions of C++ there's a difference between new A and new A() because A is a POD.
And there's a difference in behavior betwee...
onMeasure custom view explanation
...als, but each one is a little bit different than the other. Sometimes they call super.onMeasure at the end, sometimes they use setMeasuredDimension and didn't call it. Where is a difference?
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