Tutorial by Examples: a

Getting started

A-Frame can be developed from a plain HTML file without having to install anything! A great way to try out A-Frame to remix the starter example on Glitch, an online code editor that instantly hosts and deploys for free. Or create an .html file and include A-Frame in the head: <html> <he...

Notification Channel

What Are Notification Channels? Notification channels enable us app developers to group our notifications into groups—channels—with the user having the ability to modify notification settings for the entire channel at once. For example, for each channel, users can completely block all notifications...

Code Sample

Public: public val name = "Avijit" Private: private val name = "Avijit" Protected: protected val name = "Avijit" Internal: internal val name = "Avijit"

Connecting to a GATT Server

Once you have discovered a desired BluetoothDevice object, you can connect to it by using its connectGatt() method which takes as parameters a Context object, a boolean indicating whether to automatically connect to the BLE device and a BluetoothGattCallback reference where connection events and cli...

Writing and Reading from Characteristics

Once you are connected to a Gatt Server, you're going to be interacting with it by writing and reading from the server's characteristics. To do this, first you have to discover what services are available on this server and which characteristics are avaiable in each service: @Override public voi...

Subscribing to Notifications from the Gatt Server

You can request to be notified from the Gatt Server when the value of a characteristic has been changed: gatt.setCharacteristicNotification(characteristic, true); BluetoothGattDescriptor descriptor = characteristic.getDescriptor( UUID.fromString("00002902-0000-1000-8000-00805f9b34fb&quot...

Advertising a BLE Device

You can use Bluetooth LE Advertising to broadcast data packages to all nearby devices without having to establish a connection first. Bear in mind that there's a strict limit of 31 bytes of advertisement data. Advertising your device is also the first step towards letting other users connect to you....

Using a Gatt Server

In order for your device to act as a peripheral, first you need to open a BluetoothGattServer and populate it with at least one BluetoothGattService and one BluetoothGattCharacteristic: BluetoothGattServer server=bluetoothManager.openGattServer(context, bluetoothGattServerCallback); BluetoothGat...

Adding Entities to LUIS Model

An entity is the information that your bot extracts from a particular utterance conforming to an intent. Eg- Let My name is John Doe belong to an intent called introduction. For your bot to understand and extract the name John Doe from the sentence, you need to define an entity which does so. You c...

Installation or Setup

Detailed instructions on getting angularjs-ng-repeat set up or installed.

Features

VR Made Simple Just drop in a script tag and a-scene. A-Frame will handle 3D boilerplate, VR setup, and default controls. Nothing to install, no build steps. Declarative HTML HTML is easy to read, understand, and copy-and-paste. Being based on top of HTML, A-Frame is accessible to everyone: web d...

Installation and Setup

The installation is quite simple as there are seperate installers for MacOS and Windows machines available here. Currently two versions are for download: one beta and one stable. Setup will start after you downloaded the program and you´ll need to login with your GitHub credentials. That is really ...

Cloning a repository

As it is with GitHub Desktop most of the work is pretty simple: You select "Clone a repository" (In the stable version the plus on the upper left) and there are some repositories (your own and the repos from each company you are in) recommended. Alternatively you can paste a link to any ot...

Branching

You can select a branch at the upper left. When you selected the right branch you need to press the sync button (upper right) which does now the same as git checkout BRANCHNAME. In the older version you are able to view 2 different branches at once and compare the pushes. Furthermore you could vi...

Push and Pull (or: the Sync Button)

Pull (Sync) Like in the command line you need to pull the current state of the repository once in a while. In GitHub Desktop this process is called by the sync Button at the top right corner. Push When you made local changes and want to push them you make a commit by writing something into the su...

Use a "Font Awesome Icon" for the DatePicker (xe:djDateTextBox)

The default icon of the Date-Picker in the Extension Library from OpenNTF is nice but not sexy. You can change it to one of the cool "Font Awesome Icons". First, add a DatePicker component to your page: <xe:djDateTextBox id="datePickerComp" value="#{myDoc.myDateField}&q...

Find Next Tag & Manage Keyboard

The text field calls different delegate methods (only if delegates are set)One of delegate method called by textfield is *- (BOOL)textFieldShouldReturn:(UITextField )textField This method is called whenever users taps the return button.By using this method, we can implement any custom behaviour. ...

Form Encoded Data

from requests import post payload = {'key1' : 'value1', 'key2' : 'value2' } foo = post('http://httpbin.org/post', data=payload) To pass form encoded data with the post operation, data must be structured as dictionary and supplied as the data parameter. If the data d...

Jinja2 installation and setup

Install the dependencies: pip install jinja2 Install a framework: pip install flask Create the following structure ├── run.py └── templates Put a file template.html in the templates directory. The file can contain a jinja 2 variable named my_string. <!DOCTYPE html> <html lang=&qu...

Using JavaScript and Stylesheets in Sections

Each section can can contain JavaScript and Stylesheets, these two languages are used within liquid tags: {% javascript %}{% endjavascript %} & {% stylesheet %}{% endstylesheet %}. When placing code inside of these two tags, Shopify compiles each piece into shopify_compiled.js & shopify_com...

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