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MongoDB not equal to
...ery"})
db.test.find({'post': {$ne : ""}})
{ "_id" : ObjectId("4f68b1a7768972d396fe2268"), "author" : "you", "post" : "how to query" }
And now $not, which takes in predicate ($ne) and negates it ($not):
db.test.find({'post': {$not: {$ne : ""}}})
{ "_id" : ObjectId("4f68b19c768972d396fe2267"), "aut...
Javascript dynamically invoke object method from string
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212
if the name of the property is stored in a variable, use []
foo[method]();
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Constructor overload in TypeScript
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edited Oct 3 '12 at 6:30
answered Oct 3 '12 at 6:14
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Html.Textbox VS Html.TextboxFor
... is strongly typed where as Html.TextBox isn't.
1: @Html.TextBox("Name")
2: Html.TextBoxFor(m => m.Name)
will both produce
<input id="Name" name="Name" type="text" />
So what does that mean in terms of use?
Generally two things:
The typed TextBoxFor will generate your input names...
Create a CSS rule / class with jQuery at runtime
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21 Answers
21
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Separators for Navigation
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edited Jan 17 '15 at 23:28
answered Apr 16 '11 at 19:18
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How to require a controller in an angularjs directive
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2 Answers
2
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Does every Javascript function have to return a value?
...) to return void:
void noReturn()//return type void
{
printf("%d\n", 123);
return;//return nothing, can be left out, too
}
//in JS:
function noReturn()
{
console.log('123');//or evil document.write
return undefined;//<-- write it or not, the result is the same
return;//<-...