Tutorial by Examples: an

Let say you want to build your API to comply jsonapi.org specification and the result should look like: { "article": { "id": "305", "type": "articles", "attributes": { "title": "Asking Alexandria&q...

In your Maven project, add the following to your pom.xml file. The following versions are for Cassandra 3.x. <dependency> <groupId>com.datastax.cassandra</groupId> <artifactId>cassandra-driver-core</artifactId> <version>3.1.0</ve...

Connecting to Cassandra is very similar to connecting to other datasources. With Cassandra, credentials are not required. String cassandraIPAddress = "127.0.0.1"; String cassandraKeyspace = "myKeyspace"; String username = "foo"; String password = "bar"; ...

std::vector<int> primes = {2, 3, 5, 7, 11, 13}; for(auto prime : primes) { std::cout << prime << std::endl; }

This fetches the value of NOW() in local time, in India Standard Time, and then again in UTC. SELECT NOW(); SET time_zone='Asia/Kolkata'; SELECT NOW(); SET time_zone='UTC'; SELECT NOW();

If you have a stored DATE or DATETIME (in a column somewhere) it was stored with respect to some time zone, but in MySQL the time zone is not stored with the value. So, if you want to convert it to another time zone, you can, but you must know the original time zone. Using CONVERT_TZ() does the con...

RelativePanel has been introduced in Windows 10 and is used mainly to support adaptive layouts, where the child elements of the panel are laid out differently depending on available space. RelativePanel is typically used with visual states, which are used to switch the layout configuration, adaptin...

Here's an example of a React component with a "managed" input field. Whenever the value of the input field changes, an event handler is called which updates the state of the component with the new value of the input field. The call to setState in the event handler will trigger a call to ...

app/controllers/myname.js app/templates/myname.hbs app/routes/myname.js app/models/myname.js Using pods, the example above would translate into this: app/myname/controller.js app/myname/template.hbs app/myname/route.js app/myname/model.js

grant all privileges on schema_name.* to 'new_user_name'@'%' identified by 'newpassword'; Attention: This can be used to create new root user

variables this local arguments

You can also use Laravel Artisan commands from your routes or controllers. To run a command using PHP code: Artisan::call('command-name'); For example, Artisan::call('db:seed');

If an integer x is a power of 2, only one bit is set, whereas x-1 has all bits set after that. For example: 4 is 100 and 3 is 011 as binary number, which satisfies the aforementioned condition. Zero is not a power of 2 and has to be checked explicitly. boolean isPowerOfTwo(int x) { return (x ...

data table; set table; label variable1 = 'label1' variable2 = 'label2' variable3 = 'label3'; run;

/app/services/greeting.service.ts : import { Injectable } from '@angular/core'; import {greetingTypes,request,response} from './greeting.interface' @Injectable() export class Greeting{ private worker; constructor(){ this.worker = new Worker('../workers /gr...

In this example, we will launch a basic EC2 Instance with Amazon Linux in the quickest manner possible via the AWS Management Console. Amazon frequently improves the user experience of the AWM Management console, so you might experience some changes to the screens below. Important: launching an in...

import {User} from 'backend/user'; // import custom class import {inject} from 'aurelia-framework'; // allows us to inject @inject(User) // inject custom class export class ProfileView { constructor(user) { // use instance of custom class as a parameter to the constructor this.user = us...

The subprocess method that allows running commands needs the command in form of a list (at least using shell_mode=True). The rules to create the list are not always straightforward to follow, especially with complex commands. Fortunately, there is a very helpful tool that allows doing that: shlex. ...

var express = require('express'); var path = require('path'); var favicon = require('serve-favicon'); var app = express(); app.use(favicon(__dirname + '/public/img/favicon.ico')); app.use(express.static(path.join(__dirname, 'public'))); app.listen(3000, function() { console.log("...

var express = require('express'); var app = express(); var router = express.Router(); app.route('/user') .get(function (req, res) { res.send('Get a random user') }) .post(function (req, res) { res.send('Add a user') }) .put(function (req, res) { res.send...