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Is it OK to use == on enums in Java?

... it is to put the functionality within the enum itself, so you could just call roundingMode.round(someValue). This gets to the heart of Java enums - they're object-oriented enums, unlike the "named values" found elsewhere. EDIT: The spec isn't very clear, but section 8.9 states: The body of an ...
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What is the behavior of integer division?

...88) If the quotient a/b is representable, the expression (a/b)*b + a%b shall equal a. and the corresponding footnote: 88) This is often called ‘‘truncation toward zero’’. Of course two points to note are: 3 The usual arithmetic conversions are performed on the operands. and: ...
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HashMap to return default value for non-found keys?

Is it possible to have a HashMap return a default value for all keys that are not found in the set? 14 Answers ...
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Creating virtual directories in IIS express

...ation="*:1132:localhost" /> </bindings> </site> Practically you need to add a new application tag in your site for each virtual directory. You get a lot of flexibility because you can set different configuration for the virtual directory (for example a different .Net Framework ve...
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What is the maximum length of latitude and longitude? [closed]

...L) roughly follows the 180° longitude. A longitude with a positive value falls in the eastern hemisphere and negative value falls in the western hemisphere. Decimal degrees precision Six (6) decimal places precision in coordinates using decimal degrees notation is at a 10 cm (or 0.1 meter) resoluti...
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How to get the screen width and height in iOS?

... Orientation is really managed at the view controller level. Take a look at Managing a View Controller's Interface Orientation. So yes, look at your view controller's interfaceOrientation property. BTW, you asked about the screen size, so that...
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Remove a fixed prefix/suffix from a string in Bash

... argument list, and There are no spaces in $prefix and $suffix It's generally good practice to quote a string on the command line because even if it contains spaces it will be presented to the command as a single argument. We quote $prefix and $suffix for the same reason: each edit command to sed ...
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How to scale SVG image to fill browser window?

... example on my site using (roughly) this technique, albeit with 5% padding all around, and using position:absolute instead of position:fixed: http://phrogz.net/svg/svg_in_xhtml5.xhtml (Using position:fixed prevents a very edge-case scenario of linking to a sub-page anchor on the page, and overflow:...
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jQuery Tips and Tricks

... Also, if it's any help, you can actually do $("<div/>") and achieve the same thing as $("<div></div>") – Hugoware Dec 23 '08 at 19:27 ...
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How to create a backup of a single table in a postgres database?

... What if you want all the tables, without having to specify each's name? – shekeine Jul 17 '15 at 13:13 3 ...