View reductionCompare.scala
case class TestCaseClass(cost: Float, other1: Int, other2: String, other3: String) | |
val r = new scala.util.Random(31) | |
val tenkList = 1 to 10000 map (_ => TestCaseClass(r.nextFloat(), r.nextInt, r.alphanumeric.take(3).mkString, "")) | |
val millionList = 1 to 1000000 map (_ => TestCaseClass(r.nextFloat(), r.nextInt, r.alphanumeric.take(3).mkString, "")) | |
val tenMillionList = 1 to 10000000 map (_ => TestCaseClass(r.nextFloat(), r.nextInt, r.alphanumeric.take(3).mkString, "")) | |
def time[R](block: => R): Long = { | |
val t0 = System.currentTimeMillis() | |
block | |
val t1 = System.currentTimeMillis() |
View MapCompare.scala
import scala.collection.concurrent | |
import scala.collection.immutable._ | |
val concurrentTrieMap: concurrent.Map[String, String] = concurrent.TrieMap.empty | |
var immutableMap: Map[String, String] = Map.empty | |
var hashMap: HashMap[String, String] = HashMap.empty | |
def time[R](block: => R): String = { | |
val t0 = System.nanoTime() |
View Scala-std
- Abstract class vs trait | |
- how does traits prevent the diamond problem | |
- Algebraic data types over options | |
- Cake pattern, why you shouldn't use it | |
- extends product with serializable | |
- case object, case class vs object, class | |
- value classes | |
- type classes | |
- Monads of the standard library | |
- Option |
View colortrans.py
#! /usr/bin/env python | |
""" Convert values between RGB hex codes and xterm-256 color codes. | |
Nice long listing of all 256 colors and their codes. Useful for | |
developing console color themes, or even script output schemes. | |
Resources: | |
* http://en.wikipedia.org/wiki/8-bit_color | |
* http://en.wikipedia.org/wiki/ANSI_escape_code |