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E11000 duplicate key error index in mongodb mongoose
...find the index that you are not using anymore (in OP's case 'email'). Then select Drop Index
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Can I hide the HTML5 number input’s spin box?
...you can just use display: none; as the only thing inside the selector
– philfreo
Sep 11 '12 at 18:19
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How to apply CSS to iframe?
... @jmalais Just replace #iframe with #<id> or even iframe to select all iframes
– Zeb McCorkle
Aug 13 '14 at 19:01
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Print all but the first three columns
...ents. We have asked the OP to choose a more correct answer, and he/she has selected mine. After some other contributors have edited my answer to reference there answer (see the history). Is it clear for you? What do you advice me to improve the understandability of my answer? Cheers ;-)
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Break when exception is thrown
...ttern matchers for exception names.
Also, under Window -> Preferences, Select Java -> Debug and there's a checkbox to tell the debugger to break on uncaught exceptions
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How do you default a new class to public when creating it in Visual Studio?
When I right click in the Solution of a C# Visual Studio project and select Add... > Class... it creates a class without a public modifier. How do I get Visual Studio (2008) to default the class to a public class?
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How do I pick randomly from an array?
... side note, is it proper to change the "correct answer" after I have first selected another answer?
– Paul Hoffer
Aug 15 '10 at 1:16
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Scope of sessionStorage and localStorage
...se called webappsstore.sqlite in my Firefox profile directory, using query SELECT scope FROM webappsstore2;. The result is the reverse of the domain, followed by the non-reversed protocol, and sufficed with the port, eg: gro.allizom.snodda.secivres.:https:443. As you can see, there's no mention of a...
Practical uses of different data structures [closed]
...ght accent at all. You need to understand not just which data structure to select, but some other points to consider when people think about data structures:
pros and cons of the common data structures
why each data structure exist
how it actually work in the memory
specific questions/exe...
How to make button look like a link?
... padding: 0;
border: none;
cursor: pointer;
-moz-user-select: text;
/* override all your button styles here if there are any others */
}
button.link span {
text-decoration: underline;
}
button.link:hover span,
button.link:focus span {
color: black;
}
<...