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How to check if a variable is not null?

...n case for those wondering... This does not check for an empty string ("") and undefined. See my fiddle as reference: jsfiddle.net/b0tm7yaf – Barrosy Jan 18 '19 at 15:25 ...
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Bigger Glyphicons

... great! In my case, I had an input-group-btn with a button, and this button was a little bigger. So I just gave "font-size:95%" for my glyphicon and it was solved. – victorf Jan 22 '16 at 17:26 ...
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Is it possible to use getters/setters in interface definition?

...ecify the property on the interface, but you can't enforce whether getters and setters are used, like this: interface IExample { Name: string; } class Example implements IExample { private _name: string = "Bob"; public get Name() { return this._name; } public set Name...
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Rails I18n validation deprecation warning

I just updated to rails 4.0.2 and I'm getting this warning: 5 Answers 5 ...
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Exception NoClassDefFoundError for CacheProvider

I'm kind of new in Spring and hibernate so I'm trying to implement some simple web application based on Spring 3 + hibernate 4 while I start tomcat I have this exception: ...
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How to get a tab character?

...L, there is no character for a tab, but I am confused as to why I can copy and paste one here: . (You can't see the full width of it, but if you click to edit my question, you will see the character.) If I can copy and paste a tab character, there should be a unicode equivalent that can be coded ...
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from list of integers, get number closest to a given value

...s O(log n) time (note however checking if a list is already sorted is O(n) and sorting is O(n log n).) share | improve this answer | follow | ...
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How to perform runtime type checking in Dart?

... is and is! can be found in the Operators section of the Dart language tour. – Curly Jun 25 '19 at 16:02 ...
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How to force a line break in a long word in a DIV?

...ern browser. IE, being a dead browser, will forever rely on the deprecated and non-standard word-wrap instead. Existing uses of word-wrap today still work as it is an alias for overflow-wrap per the specification. share ...
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How can I split a shell command over multiple lines when using an IF statement?

How can I split a command over multiple lines in the shell, when the command is part of an if statement? 2 Answers ...