dodyg

#Intro

Kotlin is a new programming language for the JVM. It produces Java bytecode, supports Android and generates JavaScript. The latest version of the language is Kotlin M5.3

Kotlin project website is at kotlin.jetbrains.org.

All the codes here can be copied and run on Kotlin online editor.

Let's get started.

tomasbasham

@implementation UIImage (scale)

/**
 * Scales an image to fit within a bounds with a size governed by
 * the passed size. Also keeps the aspect ratio.
 *
 * Switch MIN to MAX for aspect fill instead of fit.
 *
 * @param newSize the size of the bounds the image must fit within.
 * @return a new scaled image.

wrburgess

RBENV

• rbenv install -l
• rbenv install 2.6.5
• rbenv local 2.6.5
• gem install bundler
• bundle install

RVM

ManuelPeinado

package com.github.manuelpeinado.toolbartest;

import android.graphics.Color;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.View;

nafu

import Security

public class Keychain {
	public class func save(str: String?, forKey: String) -> Bool {
		if str == nil {
			return false
		}

		let dataFromString: NSData = str!.dataUsingEncoding(NSUTF8StringEncoding, allowLossyConversion: false)!
		let query = [

mikesteele

func convertSpecialCharacters(string: String) -> String {
    var newString = string
    var char_dictionary = [
        "&": "&",
        "&lt;": "<",
        "&gt;": ">",
        "&quot;": "\"",
        "&apos;": "'"
    ];
    for (escaped_char, unescaped_char) in char_dictionary {

henriquemenezes

Android: Generate Release/Debug Keystores

Generate Keystores

Debug Keystore

$ keytool -genkey -v -keystore debug.keystore -storepass android -alias androiddebugkey -keypass android -keyalg RSA -keysize 2048 -validity 10000 -dname "C=US, O=Android, CN=Android Debug"

michaelevensen

import UIKit

private let reuseIdentifier = "Cell"

class CollectionViewController: UICollectionViewController {

    /* Custom scrollView for paging */
    let pagingScrollView = UIScrollView()
    
    /* Return item size */

jemshit

# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
-keepclassmembers class fqcn.of.javascript.interface.for.webview {
   public *;
}

### RxJava, RxAndroid (https://gist.github.com/kosiara/487868792fbd3214f9c9)
-keep class rx.schedulers.Schedulers {
    public static <methods>;

fahied

//
//  MyWKWebVC.Swift
//  Example
//
//  Created by Fahied on 04/01/2017.
//

import Foundation
import UIKit
import WebKit