About this Project
This is simple boilerplate project. This post will guide you to set up the environment for ReactJs + Webpack + Bable.
Lets get Started
we will need node package manager for fire up express server and manage dependencies throughout the project. if you are new to node package man...
app.module.ts
Add these into your app.module.ts file to use reactive forms
import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { FormsModule, ReactiveFormsModule } from '@angular/forms';
import { AppComponent } from './app.component';
@...
The NgFor directive instantiates a template once per item from an iterable. The context for each instantiated template inherits from the outer context with the given loop variable set to the current item from the iterable.
To customize the default tracking algorithm, NgFor supports trackBy option. ...
Router enables navigation from one view to another based on user interactions with the application.
Following are the steps in implementing basic routing in Angular -
NOTE: Ensure you have this tag:
<base href='/'>
as the first child under your head tag in your index.html file. This ele...
One common scenario is to wait for a number of requests to finish before continuing. This can be accomplished using the forkJoin method.
In the following example, forkJoin is used to call two methods that return Observables. The callback specified in the .subscribe method will be called when both O...
The following example demonstrates a simple HTTP GET request. http.get() returns an Observable which has the method subscribe. This one appends the returned data to the posts array.
var posts = []
getPosts(http: Http): {
this.http.get(`https://jsonplaceholder.typicode.com/posts`)
....
This is a just a simple example of how to use GooglePlay Service's ActivityRecognitionApi. Although this is a great library, it does not work on devices that do not have Google Play Services installed.
Docs for ActivityRecognition API
Manifest
<!-- This is needed to use Activity Recognition! -...
PathSense activity recognition is another good library for devices which don't have Google Play Services, as they have built their own activity recognition model, but requires developers register at http://developer.pathsense.com to get an API key and Client ID.
Manifest
<application
andro...
To initialise chat service use:
QBChatService.setDebugEnabled(true); // enable chat logging
QBChatService.setDefaultPacketReplyTimeout(10000);//set reply
timeout in milliseconds for connection's packet. Can be used for
events like login, join to dialog to increase waiting response time
from ...
Create session with User & Sign In to QuickBlox Chat
// Initialise Chat service
QBChatService chatService = QBChatService.getInstance();
final QBUser user = new QBUser("garrysantos", "garrysantospass");
QBAuth.createSession(user, new QBEntityCallback<QBSession>()...
Sherlock captures all your crashes and reports them as a notification. When you tap on the notification, it opens up an activity with all the crash details along with Device and Application info
How to integrate Sherlock with your application?
You just need to add Sherlock as a gradle dependency i...
A for loop iterate through items in an enumeration
program EnumLoop;
uses
TypInfo;
type
TWeekdays = (Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday);
var
wd : TWeekdays;
begin
for wd in TWeekdays do
WriteLn(GetEnumName(TypeInfo(TWeekdays), Ord(wd)));
...
CREATE SCHEMA IF NOT EXISTS `backgammon`;
USE `backgammon`;
DROP TABLE IF EXISTS `user_in_game_room`;
DROP TABLE IF EXISTS `game_users`;
DROP TABLE IF EXISTS `user_in_game_room`;
CREATE TABLE `game_users`
(
`user_id` BIGINT NOT NULL AUTO_INCREMENT,
`first_name` VARCHAR(255) NOT N...
@SpringBootApplication
@RestController
public class SpringBootJdbcApplication {
@Autowired
private JdbcTemplate template;
@RequestMapping("/cars")
public List<Map<String,Object>> stocks(){
return template.queryForList("select * from c...
