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What is meant by Resource Acquisition is Initialization (RAII)?
What is meant by Resource Acquisition is Initialization (RAII)?
7 Answers
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Warning: Null value is eliminated by an aggregate or other SET operation in Aqua Data Studio
...UNT([uid]) will produce the warning:
Warning: Null value is eliminated by an aggregate or other SET operation.
whilst being used with a left join, where the counted object does not exist.
Using COUNT(*) in this case would also render incorrect results, as you would then be counting the total ...
Is pass-by-value a reasonable default in C++11?
In traditional C++, passing by value into functions and methods is slow for large objects, and is generally frowned upon. Instead, C++ programmers tend to pass references around, which is faster, but which introduces all sorts of complicated questions around ownership and especially around memory ma...
What's the difference between the 'ref' and 'out' keywords?
...ating a function where I need to pass an object so that it can be modified by the function. What is the difference between:
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vim line numbers - how to have them on by default?
...umber from within a file I'm editing but how can I have them always be on by default?
8 Answers
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How are zlib, gzip and zip related? What do they have in common and how are they different?
...e zlib library provides Deflate compression and decompression code for use by zip, gzip, png (which uses the zlib wrapper on deflate data), and many other applications.
Long form:
The ZIP format was developed by Phil Katz as an open format with an open specification, where his implementation, PKZIP,...
LF will be replaced by CRLF in git - What is that and is it important? [duplicate]
...hat git automatically replaces LFs to CRLFs, you can turn this warning off by typing the following in the git command line
git config core.autocrlf true
If you want to make an intelligent decision how git should handle this, read the documentation
Here is a snippet
Formatting and Whitespace...
WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT
...ITH CHECK is default for new constraints, and the constraint is turned on by default as well.
This syntax is generated by the SQL management studio when generating sql scripts -- I'm assuming it's some sort of extra redundancy, possibly to ensure the constraint is enabled even if the default constr...
How to getText on an input in protractor
... for question 2, yes, you should be able to use a fully qualified name for by.binding. I suspect that your template does not actually having an element that is bound to risk.name via {{}} or ng-bind.
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How to handle code when app is killed by swiping in android?
...p goes in background. Now if a long press the home button and kill the app by swiping it from the recent app list, none of the events like onPause() , onStop() or onDestroy() gets called rather the process is terminated. So if i want my services to stop, kill notifications and unregister listen...