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enum.values() - is an order of returned enums deterministic

... If someone adds a value in the middle in a later code version, this could hose you up, as it would change the ordinal value of other elements (see the Enum.ordinal()) method. It's best not to rely on the ordinal position as a serialization mechanism (ie, d...
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The performance impact of using instanceof in Java

...e instanceof operator. While I know that OO design generally tries to avoid using instanceof , that is a different story and this question is purely related to performance. I was wondering if there is any performance impact? Is is just as fast as == ? ...
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CursorLoader usage without ContentProvider

Android SDK documentation says that startManagingCursor() method is depracated: 5 Answers ...
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Styling Google Maps InfoWindow

...r to use the additional InfoBubble class instead of InfoWindow, or to override GOverlay. Another option would be to modify the elements of the InfoWindow using javascript (or jQuery), like later ATOzTOA suggested. Possibly the simplest of these examples is using InfoBubble instead of InfoWindow. I...
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Simple basic explanation of a Distributed Hash Table (DHT)

... Ok, they're fundamentally a pretty simple idea. A DHT gives you a dictionary-like interface, but the nodes are distributed across the network. The trick with DHTs is that the node that gets to store a particular key is found by hashing that key, so in effect your has...
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Embedding Python in an iPhone app

...ile you aren't targeting a PyObjC based application (which, btw, is a good idea -- PyObjC has a long way to go before it'll be iOS friendly), the PyObjC community has been discussing this and Ronald, of anyone, is probably the most knowledgeable person in this particular area. Note that PyObjC will...
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Adding code to a javascript function programmatically

... // more of your code return result; }; })(); Here's the fiddle Notice that I use .apply to call the cached function. This lets me retain the expected value of this, and pass whatever arguments were passed in as individual arguments irrespective of how many there were. ...
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Twitter Bootstrap: div in container with 100% height

Using twitter bootstrap (2), I have a simple page with a nav bar, and inside the container I want to add a div with 100% height (to the bottom of the screen). My css-fu is rusty, and I can't work this out. ...
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Why should we include ttf, eot, woff, svg,… in a font-face

...If you don't want to support IE 8 and lower, and iOS 4 and lower, and android 4.3 or earlier, then you can just use WOFF (and WOFF2, a more highly compressed WOFF, for the newest browsers that support it.) @font-face { font-family: 'MyWebFont'; src: url('myfont.woff2') format('woff2'), ...
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What data is stored in Ephemeral Storage of Amazon EC2 instance?

...red depends on what type of AMI you chose to create. The below answer by @nidalpres is more complete. If you chose to create an AMI backed by EBS, then your root directory is NOT stored in ephemeral storage. – mattgmg1990 Oct 9 '13 at 21:57 ...