Tutorial by Examples: d

Finding BLE Devices

The following permissions are required to use the Bluetooth APIs: android.permission.BLUETOOTH android.permission.BLUETOOTH_ADMIN If you're targeting devices with Android 6.0 (API Level 23) or higher and want to perform scanning/advertising operations you will require a Location permission: a...

Android • Bluetooth Low Energy

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...

Android • Bluetooth Low Energy

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....

Android • Bluetooth Low Energy

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...

botframework • Adding Natural Language Processing

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 ...

github • GitHub Desktop

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...

github • GitHub Desktop

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...

xpages • Usage of "Extension Library"

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. ...

iOS • UITextField Delegate

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...

Python Language • Python Requests Post

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...

jinja2 • Getting started with jinja2

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...

Shopify • Implementing Sections

File Upload

With the Requests module,its is only necessary to provide a file handle as opposed to the contents retrieved with .read(): from requests import post files = {'file' : open('data.txt', 'rb')} foo = post('http://http.org/post', files=files) Filename, content_type and headers can also be set:...

Python Language • Python Requests Post

UnityAndroidPlugin.cs

Create a new C# script in Unity and replace it's contents with the following using UnityEngine; using System.Collections; public static class UnityAndroidPlugin { }

unity3d • Android Plugins 101 - An Introduction

UnityAndroidNative.java

Create a new Java class in Android Studio and replace it's contents with the following package com.axs.unityandroidplugin; import android.util.Log; import android.widget.Toast; import android.app.ActivityManager; import android.content.Context; public class UnityAndroidNative { } ...

unity3d • Android Plugins 101 - An Introduction

UnityAndroidPluginGUI.cs

Create a new C# script in Unity and paste these contents using UnityEngine; using System.Collections; public class UnityAndroidPluginGUI : MonoBehaviour { void OnGUI () { } }

unity3d • Android Plugins 101 - An Introduction

Advanced use of multithreads

This section will contain some of the most advanced examples realized using Multithreading. Advanced printer (logger) A thread that prints everything is received and modifies the output according to the terminal width. The nice part is that also the "already written" output is modified w...

Python Language • Multithreading

Introduction of Search Engine Optimisation (SEO )

Search engine optimization (SEO for short) is simply the process of obtaining website visitors (or traffic) from “free” or “organic” search results in search engines like Google or Bing. All major search engines have primary search results that are ranked based on what the search engine considers m...

seo • A introduction to SEO

Using Laradock

Laradock is a project that provides a ready to go contains tailored for Laravel use. Download or clone Laradock in your project's root folder: git clone https://github.com/Laradock/laradock.git Change directory into Laradock and generate the .env file needed to run your configurations: cd lara...

Laravel • Laravel Docker

Setting the Origin and Direction of the Raycaster

The raycaster has an origin, where its ray starts, and a direction, where the ray goes. The origin of the raycaster is at the raycaster entity’s position. We can change the origin of the raycaster by setting the position component of the raycaster entity (or parent entities of the raycaster entity)...

aframe • Raycasters (component)

Using terminator values to determine the end of va_list

With any variadic function, the function must know how to interpret the variable arguments list. The “traditional” approach (exemplified by printf) is to specify number of arguments up front. However, this is not always a good idea: /* First argument specifies the number of parameters; the remaind...

C Language • Variable arguments