banjeremy

// repeat char n times
function repeat(char, n) {
  return Array(n + 1).join(char);
}

banjeremy

def charFrequency(str: String): Map[Char, Int] = {
  var chars = Map[Char, Int]()
  for {
    c <- str
    if c != ' '
  } {
    chars += (c.toLower -> (chars.getOrElse(c, 0) + 1))
  }
  chars
}

banjeremy

def mod(m: Int, n: Int) = ((m % n) + n) % n

banjeremy

import com.github.nscala_time.time.Imports._
import org.joda.time.Years

def getAge(start: String, end: String): Int = {
  Years.yearsBetween(
    new DateTime(start),
    new DateTime(end)
  ).getYears
}

banjeremy

def circular[A](as: Seq[A]): Iterator[A] = Iterator.continually(as).flatten

banjeremy

def loadResource(filename: String) = {
  val source = scala.io.Source.fromURL(getClass.getResource(filename))
  try source.mkString finally source.close()
}

banjeremy

user=myuser
server=example.com
cat ~/.ssh/id_rsa.pub | ssh $user@$server "cat >> ~/.ssh/authorized_keys"

banjeremy

function getNestedProperty(obj, path) {
  return path.split('.').reduce(function(prev, next) {
    return prev ? prev[next] : undefined;
  }, obj);
}

banjeremy

import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';
import './index.css';
const rootEl = document.getElementById('root');

ReactDOM.render(
    <App />,
  rootEl
);

banjeremy

const S3 = require('aws-sdk').S3;
const fs = require('fs');

const body = fs.createReadStream('./my-file.txt');

const s3 = new S3();
s3.upload({
  Bucket: 'my-bucket',
  Key: 'my-directory/my-file.txt',
  Body: body