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Hidden features of Scala

... oxbox_lakes above) that gives you access to the match groups. So you can do something like: // Regex to split a date in the format Y/M/D. val regex = "(\\d+)/(\\d+)/(\\d+)".r val regex(year, month, day) = "2010/1/13" The second line looks confusing if you're not used to using pattern matching a...
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Naming of enums in Java: Singular or Plural?

...sible choices in the list of values. Note the absence of plurals: http://docs.oracle.com/javase/tutorial/java/javaOO/enum.html share | improve this answer | follow ...
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Difference between Python's Generators and Iterators

...class has a __next__ method (next in Python 2) and an __iter__ method that does return self. Every generator is an iterator, but not vice versa. A generator is built by calling a function that has one or more yield expressions (yield statements, in Python 2.5 and earlier), and is an object that mee...
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Variable declaration placement in C

...on of c at the start of a { } block is part of the C89 standard; the block doesn't have to be a function. share | improve this answer | follow | ...
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Why does MYSQL higher LIMIT offset slow the query down?

... It's normal that higher offsets slow the query down, since the query needs to count off the first OFFSET + LIMIT records (and take only LIMIT of them). The higher is this value, the longer the query runs. The query cannot go right to OFFSET because, first, the records ca...
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Using a BOOL property

...Apple simply recommends declaring an isX getter for stylistic purposes. It doesn't matter whether you customize the getter name or not, as long as you use the dot notation or message notation with the correct name. If you're going to use the dot notation it makes no difference, you still access it b...
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Trust Store vs Key Store - creating with keytool

.... (All of this can be customized via the API in a number of places, if you don't want to use the default values and that specific SSLContexts for a given purpose.) The difference between the KeyManager and TrustManager (and thus between javax.net.ssl.keyStore and javax.net.ssl.trustStore) is as fol...
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Android: “Path for project must have only one segment”

... will run. If we build JAVA app we can just run it but for android we must do this. – Fahmi Ramadhan Feb 2 '13 at 21:54 ...
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Tablix: Repeat header rows on each page not working - Report Builder 3.0

...s. I have set the Tablix property Repeat header rows on each page but this does not work. I read somewhere that this is a known bug in Report Builder 3.0. Is this true? If not, is there something else that needs to be done? ...
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Add new item count to icon on button - Android

...rested in how to show Number of "New" items under tabs. What I KNOW how to do - is create new icons with red dots and just display them when new stuff available. ...