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Multiple Parameters for jQuery selector?
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The second argument (".demo" in your example) is the context, basically your selector is restricted to match only descendants of a determined context:
$(expr, context)
Is just equivalent to use the find method:
$(context).find(expr)
Give a look to the documentation of the jQuery funct...
How to get distinct values from an array of objects in JavaScript?
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@AbdullahAlMamun you can use map in .filter instead of call .map first, like this: array.filter((value, index, self) => self.map(x => x.age).indexOf(value.age) == index)
– Leo
Sep 14 '18 at 13:42
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std::shared_ptr thread safety explained
...tly regarding your original 3 questions.
But the ending part of your edit
Calling reset() in thread IV will delete previous instance of A class created in first thread and replace it with new instance? Moreover after calling reset() in IV thread other threads will see only newly created object?
is...
What Does 'Then' Really Mean in CasperJS
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then() basically adds a new navigation step in a stack. A step is a javascript function which can do two different things:
waiting for the previous step - if any - being executed
waiting for a requested url and related page to load
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Member initialization while using delegated constructor
... out the C++11 standard and i found this question which describes how to call your ctor from another ctor in the same class to avoid having a init method or the like. Now i'm trying the same thing with code that looks like this:
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event.preventDefault() function not working in IE
...fortunately this trick is not working for me . I am using IE 10 and before calling e.preventDefault(); I cam calling $.event.fix(e); with no success :(
– Beatles1692
May 29 '15 at 15:27
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What's the difference between IEquatable and just overriding Object.Equals()?
...et you avoid a cast from System.Object which can make a difference if it's called frequently.
As noted on Jared Parson's blog though, you still must implement the Object overrides.
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Embedding unmanaged dll into a managed C# dll
.../item>
/// <item>In a static constructor of your application, call EmbeddedDllClass.ExtractEmbeddedDlls() for each DLL that is needed</item>
/// <example>
/// EmbeddedDllClass.ExtractEmbeddedDlls("libFrontPanel-pinv.dll", Properties.Resources.libFrontPa...
When to use std::forward to forward arguments?
...at you're potentially moving the argument all the way through to the final caller, and once it's moved it's gone, so you cannot then use it again (in the way you probably meant to).
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Mercurial .hgignore for Visual Studio 2008 projects
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For me this meant a file called Debug.Something.dll.config was ignored, so I think the trailing / on [Dd]ebug*/ doesn't have the desired effect. Perhaps for windows it should be [Dd]ebug*\ ?
– Rory
Jan 21 '11 at...