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How can you use an object's property in a double-quoted string?

... Good you had me worried there! ;) When I first started using powershell I thought the variable in a string was a bit weird, but it is quite handy. I've just not managed to find a definitive place that I can look for syntax help. – caveman_dick ...
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How do Trigonometric functions work?

...eriodic, so you need to reduce arguments down to a standard interval. For starters, you could reduce angles to be between 0 and 360 degrees. But by using a few identities, you realize you could get by with less. If you calculate sines and cosines for angles between 0 and 45 degrees, you can bootst...
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Switch statement fallthrough in C#?

...r. Personally I'd prefer implicit breaking, so it wouldn't be a problem to start with, but that's a different matter. – Jon Skeet Nov 12 '13 at 11:52 add a comment ...
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Realistic usage of the C99 'restrict' keyword?

...1, and src2 overlap, meaning it must do one multiplication at a time, from start to the end. By having restrict, the compiler is free to optimize this code by using the vector instructions. Wikipedia has an entry on restrict, with another example, here. ...
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Combining C++ and C - how does #ifdef __cplusplus work?

I'm working on a project that has a lot of legacy C code. We've started writing in C++, with the intent to eventually convert the legacy code, as well. I'm a little confused about how the C and C++ interact. I understand that by wrapping the C code with extern "C" the C++ compiler will no...
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RESTful Alternatives to DELETE Request Body

...f you need to delete entries based on a date range, instead of passing the start date and end date in body or as query parameters, structure the URI such a way that you pass the required information as part of the URI. e.g. DELETE /entries/range/01012012/31122012 -- Delete all entries between 01 J...
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What algorithm does Readability use for extracting text from URLs?

...n shifts in pronouns or past tense indicate the article is over, or hasn't started yet. Repeated phrases are searched for and eliminated, like "Yahoo news sports finance" appears ten times in the page. You can also get statistics on the tone with a plethora of word banks relating to various emotions...
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Homebrew install specific version of formula?

...ew. Feel free to add a note if you found the old version better.) Let’s start with the simplest case: 1) Check, whether the version is already installed (but not activated) When homebrew installs a new formula, it puts it in a versioned directory like /usr/local/Cellar/postgresql/9.3.1. Only sy...
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在 App Inventor 2 中使用图像 · App Inventor 2 中文网

...upport for Android 1.5 and require at least to Android 1.6 (Donut, API 4). Starting with API 4, Android is aware of different pixel densities and screen sizes. The improved screen handling makes Android application development more complicated than before because now the application developer has to...
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Is Java “pass-by-reference” or “pass-by-value”?

...you'll just smile :-) Step one please erase from your mind that word that starts with 'p' "_ _ _ _ _ _ _", especially if you come from other programming languages. Java and 'p' cannot be written in the same book, forum, or even txt. Step two remember that when you pass an Object into a method you'...