durul dalkanat durul

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

User cases (description of sequences of events that, taken together, lead to a system doing something useful)
- Who is going to use it?
- How are they going to use it?

Install HomeBrew first

brew update
brew tap caskroom/cask
brew install brew-cask

If you get the error "already installed", follow the instructions to unlink it, then install again:

# Enable internal menu
defaults write com.apple.dt.Xcode ShowDVTDebugMenu -bool YES

# Enable project build time

	// MARK: Multiple Tappable Links in a UILabel
	extension UITapGestureRecognizer {

	func didTapAttributedTextInLabel(label: UILabel, inRange targetRange: NSRange) -> Bool {
	// Create instances of NSLayoutManager, NSTextContainer and NSTextStorage
	let layoutManager = NSLayoutManager()
	let textContainer = NSTextContainer(size: CGSize.zero)
	let textStorage = NSTextStorage(attributedString: label.attributedText!)

	// Configure layoutManager and textStorage

	extension UIView {

	private var viewInfo: String {
	return "\(classForCoder), frame: \(frame))"
	}

	private func subviews(parentView: UIView, level: Int = 0, printSubviews: Bool = false) -> [UIView] {
	var result = [UIView]()
	if level == 0 && printSubviews {
	result.append(parentView)

	//
	// UIAccessorizedTextField.swift
	// AccessorizedTextField
	//
	// Created by Damien Laughton on 28/03/2018.
	// 2018 Mobilology Limited. No rights reserved.
	//

	import Foundation
	import UIKit

	extension UITabBar {

	override public func sizeThatFits(size: CGSize) -> CGSize {
	super.sizeThatFits(size)
	var sizeThatFits = super.sizeThatFits(size)
	sizeThatFits.height = 71
	return sizeThatFits
	}
	}

	[merge]
	keepBackup = false
	tool = custom

	[mergetool "custom"]
	cmd = /Applications/p4merge.app/Contents/Resources/launchp4merge "$PWD/$BASE" "$PWD/$REMOTE" "$PWD/$LOCAL" "$PWD/$MERGED"
	keepTemporaries = false
	trustExitCode = false
	keepBackup = false

	#!/usr/bin/env sh

	# checks to see if running
	launchctl list \| grep mongo

	launchctl unload ~/Library/LaunchAgents/homebrew.mxcl.mongodb.plist
	launchctl remove homebrew.mxcl.mongodb

	pkill -f mongod