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.

kalmbach

namespace :db do
  require "sequel"
  Sequel.extension :migration
  DB = Sequel.connect(ENV['DATABASE_URL'])
  
  desc "Prints current schema version"
  task :version do    
    version = if DB.tables.include?(:schema_info)
      DB[:schema_info].first[:version]
    end || 0

wontondon

package com.javatarts.basketballgm.data;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;

slightfoot

import 'dart:math' as math;

import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/scheduler.dart';

void main() => runApp(ExampleApp());

class ExampleApp extends StatelessWidget {
  @override

3dd13

require 'net/ftp'

CONTENT_SERVER_DOMAIN_NAME = "one-of-the-ftp-server.thought-sauce.com.hk"
CONTENT_SERVER_FTP_LOGIN = "saucy-ftp-server-login"
CONTENT_SERVER_FTP_PASSWORD = "saucy-ftp-server-password"


# LOGIN and LIST available files at default home directory
Net::FTP.open(CONTENT_SERVER_DOMAIN_NAME, CONTENT_SERVER_FTP_LOGIN, CONTENT_SERVER_FTP_PASSWORD) do |ftp|
  files = ftp.list

JoachimR

import android.content.Context;
import android.support.annotation.NonNull;
import android.widget.ImageView;

import com.bumptech.glide.Glide;
import com.bumptech.glide.Priority;
import com.bumptech.glide.load.data.DataFetcher;
import com.bumptech.glide.load.model.stream.StreamModelLoader;

abhinavmsra

# spec/support/request_helpers.rb
module Requests
  module JsonHelpers
    def json
      JSON.parse(response.body)
    end
  end
end

micimize

import 'package:flutter/material.dart';

class OverlayContainer extends StatefulWidget {
  /// The child to render in the regular document flow (defaults to Container())
  final Widget child;

  /// The widget to render inside the [OverlayEntry].
  final Widget overlay;

  /// Offset to apply to the [CompositedTransformFollower]

pyrliu

stages:
  - pre-build

migrate-test:
  image: node:12
  stage: pre-build
  only:
    - master
  allow_failure: false
  before_script:

singingwolfboy

import { Plugin, Build, ScopeGraphQLScalarType } from "graphile-build";
import { PhoneNumber, parsePhoneNumber } from "libphonenumber-js";

declare module "graphile-build" {
  interface ScopeGraphQLScalarType {
    isPhoneNumberScalar: boolean;
  }
}

export default (function PgTypesLibphonenumberPlugin(builder) {