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In which situations do we need to write the __autoreleasing ownership qualifier under ARC?
... stackoverflow.com/users/12652/comptrol) and I have the impression that at least the changes to your first example ("implicitly ... will be transformed to ...) are wrong, because the __strong qualifier has been moved from the second line to the first line. Perhaps you could check that.
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What is the lifecycle of an AngularJS Controller?
...wever, after destroying an underlying scope, its controller is useless (at least, by design, it should be).
Answering your specific question, a ngView directive (as well for ngController directive) will always create a new controller and a new scope every time a navigation happens. And the last s...
Possible Loss of Fraction
...)(myObject.Value) / 10.0;
This would result in the correct value 1.2, at least as correct as doubles will allow given their limitations but that's discussed elsewhere on SO, almost endlessly :-).
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Does Qt support virtual pure slots?
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In Qt 5, at least, if you're using the obj-ptr, member-func-ptr, obj-ptr, member-func-ptr version of connect, none of your slots need to be declared as such.
– Kyle Strand
Jul 13 '16 at 17:01
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How to throw std::exceptions with variable messages?
...c type of the exception and be avoiding composing the formatted string (at least when throwing).
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How to loop through an associative array and get the key? [duplicate]
...hen foreach glitches out for unexplainable reasons. Good to always have at least two ways to do things.
– liljoshu
Apr 19 '17 at 20:45
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How to generate and validate a software license key?
... from release.
A license key should be useable on only one computer (or at least you should be able to control this very tightly)
A license key should be short and easy to type or dictate over the phone. You don't want every customer calling the technical support because they don't understand if the...
How to calculate percentage with a SQL statement
...(select count(*) from MyTable)
from MyTable
group by Grade;
With CTE, the least efficient.
with t(Grade, GradeCount)
as
(
select Grade, count(*)
from MyTable
group by Grade
)
select Grade, GradeCount * 100.0/(select sum(GradeCount) from t)
from t;
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How to print matched regex pattern using awk?
...print out the line, which by default is called a record, denoted by $0. At least read up the documentation.
If you only want to get print out the matched word.
awk '{for(i=1;i<=NF;i++){ if($i=="yyy"){print $i} } }' file
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Visual Studio Project vs. Solution
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I find some missing information in the other answers (at least for people who come from other IDEs like, say, Eclipse) . To say that a solution is a container for projects is only part of the thing. The conceptual feature of a VS project (what determines its 'granularity') is that...