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(defmacro trampolined
  "Wraps recursive calls."
  [& body]
  `(fn [] ~@body))

(defn trampolined-k-fn
  "Takes a k-fn and returns a stackless fn.
  k-fn should be a CPS function with k as the first arg.
  In k-fn, all recursive calls should be wrapped using `trampolined`."
  [k-fn]

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Array

• Two Sum
• Best Time to Buy and Sell Stock
• Contains Duplicate
• Product of Array Except Self
• Maximum Subarray
• Maximum Product Subarray
• Find Minimum in Rotated Sorted Array

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Latency Comparison Numbers
--------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD

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How to REAL install Remix OS on VirtualBox

This is how to REAL install Remix OS on VirtualBox. rootfs could be writable!!!

Needs:

• any linux liveCD iso file (Xubuntu here)
• Remix OS iso file ("Remix_OS_for_PC_Android_M_32bit_B2016092201.iso" here)
• VirtualBox

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import shapeless._

import scalaz._
import Scalaz._

object console extends App {

  trait Foo[A] {
    type B
    def value: B

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If you're coming to the Property-Based TDD As If You Meant It Workshop, you will need to bring a laptop with your favourite programming environment, a property-based testing library and, depending on the language, a test framework to run the property-based-tests.

Any other languages or suggestions? Comment below.

.NET (C#, F#, VB)

• FsCheck

Python:

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AngularJS Directive Attribute Binding Explanation

When using directives, you often need to pass parameters to the directive. This can be done in several ways. The first 3 can be used whether scope is true or false. This is still a WIP, so validate for yourself.

1. Raw Attribute Strings

   <div my-directive="some string" another-param="another string"></div>

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module Counter exposing (..)

import Html exposing (..)
import Html.Attributes exposing (style)
import Html.Events exposing (onClick)


-- MODEL

type alias Model = Int

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IE 7/8/9/10/11 Virtual machines from Microsoft

Linux installation notes (tested under Ubuntu 14.04LTS/12.04LTS), assuming VirtualBox is already installed on host.

• Install notes
• Available images
  • IE7 - Vista Enterprise
  • IE8 - XP
  • IE9 - Win7
  • IE10 - Win7
  • IE10 - Win8

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(ns n01se.externs-for-cljs
  (:require [clojure.java.io :as io]
            [cljs.compiler :as comp]
            [cljs.analyzer :as ana]))

(defn read-file [file]
  (let [eof (Object.)]
    (with-open [stream (clojure.lang.LineNumberingPushbackReader. (io/reader file))]
      (vec (take-while #(not= % eof)
                       (repeatedly #(read stream false eof)))))))