Tutorial by Examples: f

Base64 filtering for serial input data

String base64="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="; void setup() { Serial.begin(9600); // Turn the serial protocol ON Serial.println("Start Typing"); } void loop() { if (Serial.available() > 0) { // Check if data has bee...

arduino • Serial Communication

Steps to use custom fonts in React Native (iOS)

1. Include the font in your Xcode project. 2. Make sure that they are included in the Target Membership column Click on the font from the navigator, and check if the font included. 3. Check if the font included as Resource in your bundle click on your Xcode project file, select "Build P...

react-native • Custom Fonts

Simplest example in Symfony

Install symfony correctly as guided above. Start symfony server if you are not installed in www directory. Ensure http://localhost:8000 is working if symfony server is used. Now it is ready to play with simplest example. Add following code in a new file /src/AppBundle/Controller/MyController.p...

symfony3 • Getting started with symfony3

Deploying sample application using Spring-boot in Jar format on AWS

Create a sample application using spring-boot from spring-boot initializer site. Import the code in your local IDE and run the goal as clean install spring-boot:run -e Go to target folder and check for the jar file. Open your Amazon account or create a new Amazon Account and selec...

spring-boot • Deploying Sample application using Spring-boot on Amazon Elastic Beanstalk

If points field value is greater than 10 then display good else average

We have a set of data We would like to see by using the following expression in the detail textbox. we can achieve the Remark =IIF(Fields!Points.Value>=10,"Good","Average")

reporting-services • IF expression

Getting type and names of properties for a class without having to instantiate it

Using the Swift class Mirror works if you want to extract name, value and type (Swift 3: type(of: value), Swift 2: value.dynamicType) of properties for an instance of a certain class. If you class inherits from NSObject, you can use the method class_copyPropertyList together with property_getAttrib...

Swift Language • Reflection

create .ipa file to upload app to appstore with Application Loader

If you want to upload .ipa file to itunesconnect without integrating developer account in Xcode and you want to use application loader. then you can generate .ipa with iTunes . Step 1 :- Select device inplace of simulator. Step 2 :- Go to Product -> select Archive Step 3 :- After complited...

iOS • Create .ipa File to upload on appstore with Applicationloader

Catch-all route for enabling client-side routing

It's a good practice to encode state of Single Page Application (SPA) in url: my-app.com/admin-spa/users/edit/id123 This allows to save and share application state. When user puts url into browser's address bar and hits enter server must ignore client-side part of the requested url. If you serv...

asp.net-mvc • Routing

basic uses of guard clauses

In Elixir, one can create multiple implementations of a function with the same name, and specify rules which will be applied to the parameters of the function before calling the function in order to determine which implementation to run. These rules are marked by the keyword when, and they go betwe...

Elixir Language • basic use of guard clauses

Open Local File / Create dynamic content in Webview

Layout.xml <WebView android:id="@+id/WebViewToDisplay" android:layout_width="fill_parent" android:layout_height="fill_parent" android:layout_gravity="center" ...

Android • WebView

Connecting with Microsoft Cognitive Services

In this example you will learn how to use Microsoft Cognitive Services with Xamarin iOS mobile application. We will use Computer Vision API to detect what is in the picture. Once you create Xamarin.iOS project please add below NuGet package to the project: https://www.nuget.org/packages/Microsoft....

Xamarin.iOS • Connecting with Microsoft Cognitive Services

The Naive First Attempt

Before we begin, let's define some CSS for the examples. This is the head section of our sample. I always use border-radius and background-color when I'm testing, because it makes seeing cell divisions simple without adding any border size which could affect the size of the cells. <head> ...

twitter-bootstrap • Using Clearfix in Rows and Cols

2,4,6 Layout with Clearfixes

Here's a layout that renders two, four, or six cells across depending on screen size. <div class="container-fluid"> <div class="row"> <div class="col-xs-6 col-md-3 col-lg-2">1</div> <div class="col-xs-6 col-md-3 co...

twitter-bootstrap • Using Clearfix in Rows and Cols

Find nearby Bluetooth Low Energy devices

The BluetoothLE API was introduced in API 18. However, the way of scanning devices has changed in API 21. The searching of devices must start with defining the service UUID that is to be scanned (either officailly adopted 16-bit UUID's or proprietary ones). This example illustrates, how to make an A...

Android • Bluetooth and Bluetooth LE API

Cgo: First steps tutorial

Some examples to understand the workflow of using Go C Bindings What In Go you can call C programs and functions using cgo. This way you can easily create C bindings to other applications or libraries that provides C API. How All you need to do is to add a import "C" at the beginning o...

Go • cgo

Decorate filter

When decorating filters, name parameter must include Filter suffix (case sensitive). If filter is called repeat, decorator parameter is repeatFilter. Below we'll decorate custom filter that repeats any given string n times so that result is reversed. You can also decorate angular's build-in filters ...

AngularJS • Decorators

Accessing a UI Element From Within a Task

All UI elements created and reside in the main thread of a program. Accessing these from another thread is forbidden by the .net framework runtime. Basically it is because all UI elements are thread sensitive resources and accessing a resource in a multi-threaded environment requires to be thread-sa...

wpf • Thread Affinity Accessing UI Elements

General for loop

Most programming languages support the for-loop control structure. It is generally implemented in this way: for(init; condition; increment){ content_code(); } The above pseudocode is identical with the pseudocode below: init; start_loop: if(condition){ content_code(); increme...

loops • For loops

Install Node.js from source on Centos, RHEL and Fedora

Prerequisites git clang and clang++ 3.4^ or gcc and g++ 4.8^ Python 2.6 or 2.7 GNU Make 3.81^ Get source Node.js v6.x LTS git clone -b v6.x https://github.com/nodejs/node.git Node.js v7.x git clone -b v7.x https://github.com/nodejs/node.git Build cd node ./configure make -jX su...

Node.js • Installing Node.js

Communication between Stateless Functional Components

In this example we will make use of Redux and React Redux modules to handle our application state and for auto re-render of our functional components., And ofcourse React and React Dom You can checkout the completed demo here In the example below we have three different components and one connecte...

React • Communicate Between Components