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AngularJS and its use of Dollar Variables

...="n = { visible: 'foo', $ignore: 'bar' };">{{ n }}</div> Additionally when adding an explicit watcher on a scope object, changes to properties with a leading dollar sign of this object will not trigger the watcher. See this updated fiddle. angular.equals() ignores keys prefixed with $. ...
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Better way to check variable for null or empty string?

...solves it, I'm not sure if it's simpler. +1 anyway – Allain Lalonde Dec 19 '08 at 15:36 4 Since O...
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SQL to determine minimum sequential days of access?

... @Artem: That was what I initially thought but when I thought about it, if you have an index on (UserId, CreationDate), the records will show up consecutively in the index and it should perform well. – Mehrdad Afshari ...
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How to convert nanoseconds to seconds using the TimeUnit enum?

... This answer is now wrong - convert() and the toFoo() methods all return longs now docs.oracle.com/javase/6/docs/api/java/util/concurrent/… – Riking Jul 30 '13 at 1:58 ...
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How do I decode HTML entities in Swift?

...his process as painless as possible (be warned that this method will strip all HTML tags as well). Remember to initialize NSAttributedString from main thread only. It uses WebKit to parse HTML underneath, thus the requirement. // This is a[0]["title"] in your case let encodedString = "The Weeknd &...
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Collection that allows only unique items in .NET?

... If all you need is to ensure uniqueness of elements, then HashSet is what you need. What do you mean when you say "just a set implementation"? A set is (by definition) a collection of unique elements that doesn't save element ...
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efficient circular buffer?

...0): ... d.append(i) ... >>> d deque([10, 11, 12, 13, 14, 15, 16, 17, 18, 19], maxlen=10) There is a recipe in the docs for deque that is similar to what you want. My assertion that it's the most efficient rests entirely on the fact that it's implemented in C by an incredibly skilled ...
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What is the 'override' keyword in C++ used for? [duplicate]

... removed (not alternated). This is useful if the subclass is expecting a callback but it will never happen due to the library change, etc. – Hei Mar 11 '18 at 5:32 ...
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How to post data in PHP using file_get_contents?

...Sending an HTTP POST request using file_get_contents is not that hard, actually : as you guessed, you have to use the $context parameter. There's an example given in the PHP manual, at this page : HTTP context options (quoting) : $postdata = http_build_query( array( 'var1' => 'some...
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Best way to parse command-line parameters? [closed]

What's the best way to parse command-line parameters in Scala? I personally prefer something lightweight that does not require external jar. ...