vrutberg

if let petName = people.first?.pets.first?.name {
    print(petName)   
}

vrutberg

struct Pet {
    let name: String   
}

struct Person {
    let name: String
    let pets: [Pet]
}

// a conditional unwrap - people is an array of Person objects

vrutberg

import UIKit

class Person: Codable {
    let givenName: String
    let surName: String
    let middleName: String?
    let gender: Gender

    init(givenName: String, surName: String, middleName: String?, gender: Gender) {
        self.givenName = givenName

vrutberg

# finds files that by filename matches $1, does not reside in a target folder, and contains the string $2
findgrep() {
  find . -name "*$1*" -and -type f -and -not -path "*/target/*" -and -not -path "*/.git/*" -print0 | xargs -0 fgrep -n --color=auto "$2"
}

# searches pom.xml files for $1
alias poms="findgrep 'pom.xml' $1"

# copies the output of the last command to the clipboard
copylast() {

vrutberg

// function to read the url hash (the part after #), and turns it into an object for serialization
var getUrlHash = function() {
	var tmpPos = location.href.indexOf("#"), hashObj = {};
	
	if(tmpPos !== -1) {
		var hash = location.href.substring(tmpPos+1, location.href.length);
		
		// if it has multiple values (separated by an ampersand), we need to consider that
		tmpPos = hash.indexOf("&");
		if(tmpPos !== -1) {

vrutberg

function smallest(ints) {
    if(ints.length == 1) { return ints[0]; }
    ints.splice(0, 2, ints[0] < ints[1] ? ints[0] : ints[1]);
    return smallest(ints);
}

vrutberg

function queryParam(key) {
    // if it doesn't contain a question mark, return undefined
    var qmPos = window.location.href.indexOf("?");
    if(qmPos === -1) {
        return undefined;
    }

    // if it doesn't contain our key, also return undefined
    var keyPos = window.location.href.indexOf(key+"=", qmPos);
    if(keyPos === -1) {

vrutberg

function NotesName(p) {
	var name = p;
	
	// regular expressions that we use to extract information
	var Regexp = {
		abbreviated: /(?:CN|OU|O|C)=/gi,
		isName: /CN=.+(?:\/OU=.+)*\/O=.+(?:\/C=.+)?/i,
		common: /CN=([\w\s]*)\//i,
		given: /^(\w+)\s/,
		surname: /\s(\w+)$/,

vrutberg

#!/bin/bash
 
wp_blogs=(
        "/var/www/someblog/"
        "/var/www/anotherblog/"
        "/var/www/thirdblog/"
)
 
# get the latest wordpress files
echo "Downloading Wordpress and unpacking..."

vrutberg

private class QueryParser {		
	public Hashtable parseQueryString(String qsd) {
		// we will return this
		Hashtable data = new Hashtable();
		
		// check if it contains pairs of k/v
		if(qsd.indexOf("&") > -1) {
			String[] pairs = qsd.split("&");
			
			for(int i = 0; i < pairs.length; i++) {