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SQL Server Insert if not exists
...SSUNTO AND Data = @_DATA To use 1 instead of * would be more efficient
– Reno
Feb 10 '15 at 15:13
1
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Should I impose a maximum length on passwords?
... a bank might choose to limit the password because on ATMs you can't input more than, say, 8 characters.
– André Chalella
Sep 19 '08 at 2:40
11
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How do I calculate someone's age in Java?
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JDK 9 is the current production version. More true than ever.
– duffymo
Apr 10 '18 at 15:23
2
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How to count string occurrence in string?
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modern and elegant, but Vitimtk's solution is much more efficient. what do you all think of his code?
– TruMan1
Nov 4 '11 at 2:15
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How can I get a list of Git branches, ordered by most recent commit?
...anch is the one that's been committed to most recently (and is, therefore, more likely to be one I want to pay attention to).
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Checking if an object is null in C#
...ence types; even Nullable<T> overrides the equality operator to be a more convenient way of expressing nullable.HasValue when checking for nullity.
If you do if(!data.Equals(null)) then you will get a NullReferenceException if data == null. Which is kind of comical since avoiding this excepti...
What is the difference between Pan and Swipe in iOS?
..., your pan recognizer "wins" the conflict because its gesture is simpler / more general: A swipe is a pan but a pan may not be a swipe, so the pan recognizes first and excludes other recognizers.
You should be able to resolve this conflict using the delegate method gestureRecognizer:shouldRecognize...
How do I return the response from an asynchronous call?
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→ For a more general explanation of async behaviour with different examples, please see Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
→ If you already understand the problem, ski...
Javascript event handler with parameters
...tion(e) {func(e, passedInElement); };
}) (this.elements[i]), false);
For more info on how an IIFE works, see these other references:
Javascript wrapping code inside anonymous function
Immediately-Invoked Function Expression (IIFE) In JavaScript - Passing jQuery
What are good use cases for JavaS...
How slow are .NET exceptions?
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I'm on the "not slow" side - or more precisely "not slow enough to make it worth avoiding them in normal use". I've written two short articles about this. There are criticisms of the benchmark aspect, which are mostly down to "in real life there'd be more s...