Daily scala
Daily Scala Blogspot. A short daily dose of scala examples and occasionally explanations..
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Best pages on Daily-scala.blogspot.com
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A short daily dose of scala examples and occasionally explanations.
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Daily scala: Filter with FlatMap (or collect)
I picked up this tip from one of Daniel Spiewak's tweets. He tweeted a pro tip that uses flatMap to create a filtered list: list flatMap { ...
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Daily scala: Return value of a block
scala> List(1,2,3,4).map{i => count += 1;i + 1} res11: List[Int] = List(2, 3, 4, 5) scala> count res12: Int = 5 The previous example demonstrates a Gotcha if I ever saw one. Map expects a function s...
Daily-scala.blogspot.com news digest
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11 years
Scala-IO Core: Unmanaged Resources
The main design of Scala-IO is around automatic closing of resources each time a resource is accessed in order to ensure that a programmer cannot unintentionally leave resources open in the face of exceptions or other unexpected situations. However,...
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11 years
Scala-IO Core: To Resource Converters
In order to simplify integration with existing libraries, most commonly Java libraries, Scala-IO provides a JavaConverters object with implicit methods that add as*** methods (asInput, asOutput, asSeekable, etc...) to several types of objects. ...
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11 years
Scala-IO Core: Reusable Resources
One aspect of resources in Scala-IO that can cause problems is the construction of resource objects. The factory methods that are provided in the Resource object each have a lazy parameter for opening the underlying resource. However a common...
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11 years
Scala-IO Core: ReadChars and WriteChars
The Input and Output objects of Scala-IO assume that the underlying data is composed of bytes. However, another common pattern is to have the underlying data be composed of characters instead of bytes, for example java.io.Reader and java.io.Writer...
Domain history
| Web host: | Google LLC |
| Registrar: | MarkMonitor Inc. |
| Registrant: | Google LLC |
| Updated: | June 29, 2023 |
| Expires: | July 31, 2024 |
| Created: | July 31, 2000 |
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