plam4u

- (BOOL)canBecomeFirstResponder
{
	return YES;
}

-(NSArray *)keyCommands
{
	return @[
			[UIKeyCommand keyCommandWithInput:@"1" modifierFlags:0 action:@selector(debugCommand1)],
			[UIKeyCommand keyCommandWithInput:@"2" modifierFlags:0 action:@selector(debugCommand2)]

plam4u

#!/usr/bin/env ruby

require 'nokogiri'

def show_usage(msg = nil)
	puts "#{msg}\n\n" if msg
	puts "Usage:\n\t#{$PROGRAM_NAME} [storyboard_file]"
	exit(0)
end

plam4u

import Foundation
import UIKit

// Usage Examples
let system12            = Font(.system, size: .standard(.h5)).instance
let robotoThin20        = Font(.installed(.RobotoThin), size: .standard(.h1)).instance
let robotoBlack14       = Font(.installed(.RobotoBlack), size: .standard(.h4)).instance
let helveticaLight13    = Font(.custom("Helvetica-Light"), size: .custom(13.0)).instance

struct Font {

plam4u

extension UITableView {

  /// Variable-height UITableView tableHeaderView with autolayout
  ///
  /// Source: https://gist.github.com/marcoarment/1105553afba6b4900c10
	func layoutTableHeaderView() {

		guard let headerView = self.tableHeaderView else { return }
		headerView.translatesAutoresizingMaskIntoConstraints = false

plam4u

Pushing to Multiple Git Repos

If a project has to have multiple git repos (e.g. Bitbucket and Github) then it's better that they remain in sync.

Usually this would involve pushing each branch to each repo in turn, but actually Git allows pushing to multiple repos in one go.

If in doubt about what git is doing when you run these commands, just

plam4u

To remove a submodule you need to:

• Delete the relevant section from the .gitmodules file.
• Stage the .gitmodules changes git add .gitmodules
• Delete the relevant section from .git/config.
• Run git rm --cached path_to_submodule (no trailing slash).
• Run rm -rf .git/modules/path_to_submodule (no trailing slash).
• Commit git commit -m "Removed submodule "
• Delete the now untracked submodule files rm -rf path_to_submodule

plam4u

import XCTest

class NotificationTestCase: XCTestCase {

    func testTriggerNotification() {
        expectation(forNotification: .fooBar,
                    object: nil,
                    handler: nil)

        let notificationCenter = NotificationCenter.default

plam4u

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
        layoutManager.addTextContainer(textContainer)

plam4u

// Run any SwiftUI view as a Mac app.

import Cocoa
import SwiftUI

NSApplication.shared.run {
    VStack {
        Text("Hello, World")
        	.padding()
            .background(Capsule().fill(Color.blue))

plam4u

Automatic build versions from git in Xcode (and other goodies)

Installation procedure for pre-build actions to automatically populate Xcode Info.plist with dynamic data.

1. Xcode Scheme pre-action

Edit Xcode Scheme and add a pre-action script. Copy the contents of preaction.sh into the pre-action script box.