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How to check if field is null or empty in MySQL?

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Create a custom callback in JavaScript

... but using our own instance as the context callback.apply(this, ['Hi', 3, 2, 1]); } function foo(salutation, three, two, one) { alert(salutation + " " + this.name + " - " + three + " " + two + " " + one); } var t = new Thing('Joe'); t.doSomething(foo); // Alerts "Hi Joe - 3 2 1" via `foo`...
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Java List.add() UnsupportedOperationException

... | edited Nov 13 '14 at 11:17 answered Apr 22 '11 at 12:43 ...
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How to get duplicate items from a list using LINQ? [duplicate]

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How do I set up email confirmation with Devise?

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How to distinguish between left and right mouse click with jQuery

... As of jQuery version 1.1.3, event.which normalizes event.keyCode and event.charCode so you don't have to worry about browser compatibility issues. Documentation on event.which event.which will give 1, 2 or 3 for left, middle and right mouse buttons ...
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How can I repeat a character in Bash?

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Free space in a CMD shell

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Immutable class?

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What is the difference between IEnumerator and IEnumerable? [duplicate]

... | edited Mar 9 '09 at 12:39 answered Mar 6 '09 at 16:52 cg...