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What issues should be considered when overriding equals and hashCode in Java?
What issues / pitfalls must be considered when overriding equals and hashCode ?
11 Answers
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How to implement a ConfigurationSection with a ConfigurationElementCollection
I am trying to implement a custom configuration section in a project and I keep running up against exceptions that I do not understand. I am hoping someone can fill in the blanks here.
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Reloading/refreshing Kendo Grid
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@zespri read will request the server and reload only reload datasource. There will be no changes in the UI. refresh will re-render items in grid from the current datasource. That's why both are required.
– Botis
Apr 16 '14 ...
Is this object-lifetime-extending-closure a C# compiler bug?
...ttention. I'll look into it. It is possible that it has already been found and fixed.
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In jQuery, how do I get the value of a radio button when they all have the same name?
... .is(":checked"). jQuery's is() function returns a boolean (true or false) and not (an) element(s).
Because this answer keeps getting a lot of attention, I'll also include a vanilla JavaScript snippet.
document.querySelector("#submit").addEventListener("click", () => {
const val = docu...
Is there a way to chain multiple value converters in XAML?
...an then be used in XAML like this:
<c:ValueConverterGroup x:Key="InvertAndVisibilitate">
<c:BooleanInverterConverter/>
<c:BooleanToVisibilityConverter/>
</c:ValueConverterGroup>
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SplitView like Facebook app on iPhone
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Any idea how to do this on Android?
– DanO
Dec 3 '11 at 4:52
@Daniel: ...
Testing two JSON objects for equality ignoring child order in Java
...not equality. the 'other' object may have more children then in _children, and this method would still return true.
– Yoni
Feb 13 '10 at 7:28
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How to Rotate a UIImage 90 degrees?
...portrait) that I would like to rotate counter-clockwise by 90 degrees (to landscape). I don't want to use a CGAffineTransform . I want the pixels of the UIImage to actually shift position. I am using a block of code (shown below) originally intended to resize a UIImage to do this. I set a targe...
Why does this method print 4?
I was wondering what happens when you try to catch an StackOverflowError and came up with the following method:
7 Answers
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