caike

Increase GPU Memory

Open /boot/config.txt and add the line "gpu_mem=128".

Add Swap memory

sudo apt-get install dphys-swapfile

https://raspberrypi.stackexchange.com/questions/66913/more-memory-on-raspberry-pi

caike

# In this example, Video has_many authors.
# Here is the code for creating a video with authors
# using a single call to Repo.insert
Enum.map([
  %{"title" => "Elixir", "duration" => 123, "authors" => [
      %{"name" => "José Valim"}
    ]
  },
  %{"title" => "JavaScript", "duration" => 666, "authors" => [
      %{"name" => "Brendan Eich"}

caike

#!/bin/sh
# The main issues with Ruby 1.8.7 are that it won't build with Clang,
# and the Net::HTTPS module won't work with modern versions of OpenSSL.
#
# This assumes you have already set up homebrew, and run: xcode-select --install

#brew install homebrew/dupes/apple-gcc42
#brew install libyaml libffi
brew install https://github.com/Homebrew/homebrew-versions/raw/586b7e9012a3ed1f9df6c43d0483c65549349289/openssl098.rb
export CC=/usr/local/bin/gcc-4.2

caike

# from ounce of elixir 
#https://www.meetup.com/Women-Who-Code-Tampa/events/233014583/

ExUnit.start


defmodule CartTest do
    use ExUnit.Case
    test "starts with empty count" do
        assert Cart.count_items([]) == 0

caike

defmodule CreditCard do

  def current_amount_due(charges, apr, due_date, current_date \\ date_now()) do
    current_date
    # then proceed with calculation..
  end

  defp date_now do
    DateTime.utc_now |> DateTime.to_unix
  end

caike

package main

import (
	"demo/lib"
	"sync"
)

func main() {
	connections := lib.GetAllConnections()
	var wg sync.WaitGroup

caike

package main

import (
	"fmt"
	"sync"
	"time"
  "math"
)

func main() {

caike

// Manual Semaphore
package main

import (
	"fmt"
	"time"
)

func main() {
	startTime := time.Now().Unix()

caike

// first stab
const defaultPort = "8080"

func getPort() string {
	portEnv := os.Getenv("PORT")
	if portEnv != "" {
		return portEnv
	}
  	return defaultPort
}

caike

package search

import (
	"fmt"
	"time"
)

// Search performs a search
func Search(term string) string {