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.prop() vs .attr()

... Update 1 November 2012 My original answer applies specifically to jQuery 1.6. My advice remains the same but jQuery 1.6.1 changed things slightly: in the face of the predicted pile of broken websites, the jQuery team reverted attr() to something close to (but not exactly the same as...
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Why is processing a sorted array faster than processing an unsorted array?

...ver have to stop. If you guess wrong too often, you spend a lot of time stalling, rolling back, and restarting. This is branch prediction. I admit it's not the best analogy since the train could just signal the direction with a flag. But in computers, the processor doesn't know which direction a b...
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Best way to make Java's modulus behave like it should with negative numbers?

... b) would become larger than b. Therefore, (a % b + b) % b turns it into smaller than b again (and doesn't affect negative a values). share | improve this answer | follow ...
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Insert ellipsis (…) into HTML tag if content too wide

...ollowing CSS only solution for truncating text on a single line works with all browers listed at http://www.caniuse.com as of writing with the exception of Firefox 6.0. Note that JavaScript is totally unnecessary unless you need to support wrapping multiline text or earlier versions of Firefox. .el...
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Get records with max value for each group of grouped SQL results

..., age desc, Person) x group by `Group` This works because in mysql you're allowed to not aggregate non-group-by columns, in which case mysql just returns the first row. The solution is to first order the data such that for each group the row you want is first, then group by the columns you want the...
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REST Complex/Composite/Nested Resources [closed]

...our specific case of the covers is slightly more complex in that a cover really does require a comic book, and visa versa. However, if you consider an email message as a resource, and the from address as a child resource, you can obviously still reference the from address separately. For example, g...
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How to disable breadcrumbs in Eclipse

...ow focussed, look for this icon in your toolbar: And click on it. That's all. The icon is present by default, but can be deactivated, in which case you have to activated as in MvanGeest's answer. share | ...
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Is there a CSS selector for the first direct child only?

... What you posted literally means "Find any divs that are inside of section divs and are the first child of their parent." The sub contains one tag that matches that description. It is unclear to me whether you want both children of the main div o...
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equals vs Arrays.equals in Java

... it, ever. That said, it's not "broken" as in "someone has done it in a really wrong way" — it's just doing what's defined and not what's usually expected. So for purists: it's perfectly fine, and that also means, don't use it, ever. Now the expected behaviour for equals is to compare data. The ...
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Saving grid.arrange() plot to file

... ggsave is not working with (some or all) grobs anymore. – vak Oct 29 '15 at 14:50 add a comment  |  ...