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by Fred Haslam
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Published on 2010-05-06T04:07:09Z
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2010/05/06
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Is there a Pattern in Scala that can add a method to an Array object?
I am thinking of the implicit conversion of Int to RichInt. But that can't be done as Array is a final class.
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I've installed ensime according to the README.md file, however, I get errors in the inferior-ensime-server buffer with the following:
INFO: Fatal Error: scala.tools.nsc.MissingRequirementError: object scala not found.
scala.tools.nsc.MissingRequirementError: object scala not found.
at scala…
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When I run M-X ensime-disconnect I get the following forever:
string matching regex `\"((?:[^\"\\]|\\.)*)\"' expected but `^@' found
and I see this exception when I use C-c C-c
Uncaught exception in com.ensime.server.SocketHandler@769aba32
java.net.SocketException: Broken pipe
at java…
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I'm using Scala 2.8.0 and trying to read pipe delimited file like in code snipped below:
object Main {
def main(args: Array[String]) :Unit = {
if (args.length > 0) {
val lines = scala.io.Source.fromPath("QUICK!LRU-2009-11-15.psv")
for (line <-lines)
print(line)
}
…
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I don't understand why authors said that Code Listing 9.1 from "Programming in Scala" use closure. In chapter 9, they show how to refactor code into more less duplicated form, from this original code:
object FileMatcher {
private def filesHere = (new java.io.File(".")).listFiles
def filesEnding(query:…
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I am processing a XML document and iterating through nodes. I want to iterate through the nodes and build a new List of some type. How would I do this with Scala:
Here is my XML traverse code:
def findClassRef(xmlNode: Elem) = {
xmlNode\"classDef" foreach { (entry) =>
val name…
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I am trying to create a site using the ASP MVC Framework. Some of the documentation use the IRepository pattern to abstract the information being sent to the view for rendering, while others recommend using a ViewModel (as in MVVC).
What is the difference?
Aren't these the same concept?
Thanks…
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I'm fairly new to lua programming, but I'm also a quick study. I've been working on a weather forecaster for a program that I use, and it's working well, for the most part. Here is what I have so far. (Pay no attention to the zs.stuff. That is program specific and has no bearing on the lua coding…
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According to Sun and Msdn it is a design pattern.
According to Wikipedia it is an architectural pattern
In comparison to design patterns, architectural patterns are larger in scale.
(Wikipedia - Architectural pattern)
Or it is an architectural pattern that also has a design pattern ?
Which…
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Hi Guys,
I need to implement a Query Object Pattern in Java for my customizable search interface (of a webapp I'm writing).
Does anybody know where I can get an example/tutorial of Query Object Pattern (Martin Fowler's QoP)?
Thanks in Advance
ADDITION How to add a Query Pattern to an existing…
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When i see Update(),Fill() method of DataAdapter object I always think Is DataAdapter use facade pattern ?
It looks like behind the scenes It will create Command object, Connection object and execute it for us.
Or DataAdapter use Adapter pattern because it is adapter between Dataset and Comamand…
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