Tutorial by Examples: el

Hello world!

The example is taken from threejs website. You may want to download three.js and change the script source below. There are many more advanced examples under this link. HTML: <html> <head> <meta charset=utf-8> <title>My first Three.js app</title> <...

three.js • Getting started with three.js

Creating an Connection to other Excel Files to query

There are many fine ways to get this done, which others have already suggested. Following along the "get Excel data via SQL track", here are some pointers. Excel has the "Data Connection Wizard" which allows you to import or link from another data source or even within the very ...

excel • Create Connection to other Excel Files

Block access from containers to the local host running docker daemon

iptables -I INPUT -i docker0 -m addrtype --dst-type LOCAL -j DROP Blocks Access to host running docker daemon Does not block Container to container traffic Local LAN Internet Custom docker networks that doesn't use docker0

Docker • Restricting container network access

Block access from containers to the local host running docker daemon (custom network)

docker network create --subnet=192.168.0.0/24 --gateway=192.168.0.1 --ip-range=192.168.0.0/25 local-host-restricted iptables -I INPUT -s 192.168.0.0/24 -m addrtype --dst-type LOCAL -j DROP Creates a network called local-host-restricted which which: Blocks Access to host running docker daem...

Docker • Restricting container network access

IntelliJ/Webstorm Configuration

Make sure that the NodeJS plugin is enabled Select your run configurations (screen) Select + > Node.js Remote Debug Make sure you enter the port selected above as well as the correct host Once those are configured simply run the debug target as you normally would and it will...

Node.js • Remote Debugging in Node.JS

Installing Elasticsearch and Kibana on CentOS 7

In order to run Elasticsearch, a Java Runtime Environment (JRE) is required on the machine. Elasticsearch requires Java 7 or higher and recommends Oracle JDK version 1.8.0_73. So, be sure if you have Java in your system. If not, then follow the procedure: # Install wget with yum yum -y install w...

Elasticsearch • Getting started with Elasticsearch

Enabling Parallel GC

Parallel GC is Stop-The-World (STW) collector which stop all the application threads when running the garbage collector. When Parallel GC was introduced it was only enabled the parallel GC in young generation collector and OldGeneration Collector was single thread stop-the-world collector, but late...

jvm • Getting started with jvm

Sanitize text field

$title = sanitize_text_field( $_POST['title'] );

WordPress • Security in WordPress - Sanitization

Add jquery calendar for a text field with max as current date

If we want to display a jquery calendar for end user who can pick maximum date as current date in the calendar. The below code will useful to this scenario. <?php use yii\jui\DatePicker; use yii\widgets\ActiveForm; ?> <?php $form = ActiveForm::begin(['id' => 'profile-form']); ?&gt...

yii2 • Yii2 Jquery Calendar For Text Field

Add jquery calendar for a text field with min date

For some forms you want display the days from future/past days and other days need to disabled, then this scenario will help. <?php use yii\jui\DatePicker; use yii\widgets\ActiveForm; ?> <?php $form = ActiveForm::begin(['id' => 'profile-form']); ?> ..... <?php $day = '+...

yii2 • Yii2 Jquery Calendar For Text Field

Hello World in IOS

After you have set up Firebase to your IOS Project following the documentation for setting up firebase for IOS in other firebase related documentation you can get going with firebase. If you haven't already added the database pod to your Podfile do so now by adding pod Firebase/Database in ...

firebase-database • Hello World!

Hello World in Python

An example how to run stripe out of the box with wsgi from a single file. At first, please install the python stripe API, i.e. with pip: pip install --user stripe Create payment.py which creates a WSGI webserver at port 8000 out of the box html = """ <html> <body> ...

stripe-payments • Getting started with stripe-payments

Ionic Framework Hello World App

After All the setup, To make Hello World App To create Simple Blank App, run below command on terminal : ionic start HelloWorld blank // create new project cd HelloWorld // get into HelloWorld directory open the HelloWorld Project in subline/webstrome IDE : Edit ind...

ionic-framework • Getting started with ionic-framework

LibGDX Hello World

Basics The generated projects contain a basic Hello World-like application already implemented. The main project is the core project, that contains all platform-independent code. This is mandatory, but based on your generation settings you can have several more projects for every platform that you...

libgdx • Getting started with libgdx

Create relative path for asset

symfony3 • Asset Management with Assetic

Model

Define your model(s): app/models/user.js (ECMA 6) import mongoose from 'mongoose'; const userSchema = new mongoose.Schema({ name: String, password: String }); const User = mongoose.model('User', userSchema); export default User; app/model/user.js (ECMA 5.1) var mongoose = r...

Node.js • Database (MongoDB with Mongoose)

with_items - simple list

A with_items loop in ansible can be used to easily loop over values. - name: Add lines to this file lineinfile: dest=/etc/file line={{ item }} state=present with_items: - Line 1 - Line 2 - Line 3

ansible • Ansible: Looping

Different ways to Select from DropDown list

Below is and HTML page <html> <head> <title>Select Example by Index value</title> </head> <body> <select name="Travel"><option value="0" selected> Please select</option> <option value="1">Car</option&...

selenium-webdriver • Select Class

Model.urlRoot & Model.url()

By default, the urlRoot property is not defined. This urlRoot property is used by the url method to create a relative URL where the model's resource would be located on the server. var User = Backbone.Model.extend({ urlRoot: '/api/users', // or urlRoot: function () { return '/...

backbone.js • Model

Modifying Model.url()

Model.url and Collection.url are only used internally by the default Backbone.sync method. The default method assumes you are tying into a RESTful API. If you are using a different endpoint design, you will want to override the sync method and may want utilize the url method. var Model = Backbone.M...

backbone.js • url and urlRoot