indyfromoz

Install Go with Homebrew

brew install go --cross-compile-common

Update Bash profile

export GOROOT=/usr/local/opt/go/libexec

indyfromoz

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>DVTConsoleDebuggerInputTextColor</key>
    <string>1 1 1 1</string>
    <key>DVTConsoleDebuggerInputTextFont</key>
    <string>SFMono-Bold - 11.0</string>
    <key>DVTConsoleDebuggerOutputTextColor</key>
    <string>1 1 1 1</string>

indyfromoz

ERROR:  While executing gem ... (Gem::FilePermissionError)
    You don't have write permissions for the /Library/Ruby/Gems/2.0.0 directory.

Use - sudo gem update --system

See - http://stackoverflow.com/questions/14607193/installing-gem-or-updating-rubygems-fails-with-permissions-error

indyfromoz

#Remove this line after copying the following to ~/Library/Developer/Xcode/UserData/FontAndColorThemes/SolarizedDark.xccolortheme
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>DVTConsoleDebuggerInputTextColor</key>
	<string>0.513725 0.580392 0.588235 1</string>
	<key>DVTConsoleDebuggerInputTextFont</key>
	<string>Menlo-Regular - 11.0</string>
	<key>DVTConsoleDebuggerOutputTextColor</key>

indyfromoz

ext {
    // Assumes Git is in your PATH
    commitCount = {
        return 'git rev-list --count HEAD'.execute().text.trim()
    }

    gitSha = {
        return 'git rev-parse --short HEAD'.execute().text.trim()
    }

indyfromoz

import UIKit 

protocol ImageDownloadProtocol {
    func downloadImage(from url: URL, completion: @escaping (UIImage?) -> Void)
}

extension ImageDownloadProtocol {
    func downloadImage(from url: URL, completion: @escaping (UIImage?) -> Void) {
        let session = URLSession(configuration: .default)
        DispatchQueue.global(qos: .background).async {

indyfromoz

Tutorial Collections

• Apple's official SwiftUI Tutorials
• Ray Wenderlich
• Blckbirds tutorials
• Weekly Swift articles

WWDC Videos

• Introducing SwiftUI

indyfromoz

extension KeyedDecodingContainer {
    func decodeIfPresentAndNotNullString<T>(_ type: T.Type, forKey key: Key) throws -> T? where T: Decodable {
        do {
            return try decodeIfPresent(type, forKey: key)
        } catch {
            if let valueAsString = try decodeIfPresent(String.self, forKey: key), valueAsString == "<null>" {
                return nil
            } else {
                throw error
            }

indyfromoz

// Via @layoutSubviews in /dev/world2019
func tableView( _ tableView : UITableView, didSelectRowAt indexPath: IndexPath ) {
    let cell = tableView.cellForRowAt( indexPath) as! MyCell
    // Make some changes that affect the layout. Doing this but nothing else will cause clipped content. 
    cell.label.fontSize = 100
    // We have to force the table view to recalculate the cell size and update the UI
    tableView.beginUpdates()
    tableView.endUpdates()
}

indyfromoz

Chat Widget

Based on this dribbble shot: https://dribbble.com/shots/1818748-Appon-Chat-Widget. Search field is functional. You can also add your own messages to the chat window! A random response will be given :)

A Pen by Indrajit Chakrabarty on CodePen.

License.