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Best way to unselect a in jQuery?
...('selectedIndex', '-1');
This is explained in the post linked by flyfishr64. If you look at it, you will see how there are 2 cases - multi / non-multi. There is nothing stopping you chaning both for a complete solution:
$("#selectID").attr('selectedIndex', '-1').find("option:selected").removeAt...
Scala type programming resources
... is ineffective.
The trick is to use implicit functions and values. The base case is usually an implicit value and the recursive case is usually an implicit function. Indeed, type-level programming makes heavy use of implicits.
Consider this example (taken from metascala and apocalisp):
sealed ...
Remove blank attributes from an Object in Javascript
...y value
}
});
return newObj;
};
5) A functional approach to 4b) based on @MichaelJ.Zoidl's answer using filter() and reduce(). This one returns a new object as well:
const removeEmpty = obj =>
Object.keys(obj)
.filter(k => obj[k] != null) // Remove undef. and null.
.reduc...
What is the fastest integer division supporting division by zero no matter what the result is?
...pular question and answer, I'll elaborate a bit more. The above example is based on programming idiom that a compiler recognizes. In the above case a boolean expression is used in integral arithmetic and the use of condition flags are invented in hardware for this purpose. In general condition flags...
How does password salt help against a rainbow table attack?
...ould also identify passwords used by different persons, over different databases.
– Maarten Bodewes
Jan 12 '17 at 13:51
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show 4 more commen...
Ruby replace string with captured regex pattern
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to customize user profile when using django-allauth
...ofile signal fails by design. Secondly, you can reduce this to one signal, based on created, especially when talking DRY. And third, you effect a Profile save by calling user.save() in your view, then saving the profile again with actual data.
– Melvyn
Aug 30 '...
Paging in a Rest Collection
...ecial "paged" root resource that can handle rendering that particular page based on the URL? /humanpage/1/db/questions or something hideous like that?
The comments on Richard Levasseur's post remind me of an additional option: the Accept header (section 14.1). Back when the oEmbed spec came out...
Mock vs MagicMock
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How do I pass parameters into a PHP script through a webpage?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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