Tutorial by Examples: b

Button Style DoubleAnimation

The following Window has been created: <Window x:Class="WPF_Style_Example.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/e...

wpf • An Introduction to WPF Styles

Unsubscribing

When you no longer need to receive messages, you can simply unsubscribe. You can do it like this: MessagingCenter.Unsubscribe<MainPage> (this, "Hi"); When you are supplying arguments, you have to unsubscribe from the complete signature, like this: MessagingCenter.Unsubscribe<Ma...

Xamarin.Forms • MessagingCenter

The basics of Liquid

Liquid code can be categorised into objects, tags and filters. Objects Objects tell Liquid where to show content on a page. Objects and variables are denoted with double curly braces. {{ and }}  {{ page.title }}  Getting started with Liquid Tags T...

Liquid • Getting started with Liquid

Web Socket with Socket.io

Install socket.io-client npm i socket.io-client --save Import module import SocketIOClient from 'socket.io-client/dist/socket.io.js' Initialize in your constructor constructor(props){ super(props); this.socket = SocketIOClient('http://server:3000'); } Now in order to use you...

react-native • HTTP Requests

Variable inheritance

parent.html.twig <!DOCTYPE html> <html> <head> <title>{{ title_variable | default('Normal Page') }}</title> </head> <body> <h1>This is the {{ title_variable }} Page</h1> </body> </html> ...

twig • Template inheritance

Configuration Json and C# mulitple browsers

Configuration In the following paragraphs there wil be an example per browser for the configuration in Json and setup in C#. This example expects you to have all the browsers installed and the drivers in your path variable Microsoft Edge C# code to create a remote webdriver // Defining webdrive...

selenium-grid • Selenium Grid Configuration

Examples of some basic Formulas available in Excel

Excel has many Formulas built right in. Here are a few examples of some of the basic Formulas that might be handy to know when getting started with Excel: Important Note : The name and Syntax of these Formulas vary on the language of your Excel installation! For example this Function here : in Eng...

excel • Getting started with excel

About Hanami

Besides Hanami be a lightweight and fast framework one of the points that most call attention is the Clean Architecture concept where shows to us that the framework is not our application as Robert Martin said before. Hanami arquitecture design offer to us the use of Container, in each Container we...

Ruby Language • Getting started with Hanami

Enabling MultiDex in your Xamarin.Android APK

MultiDex is a library in the Android APK that allows the app to have more than 65,536 methods. The Android APKs have Dalvik Executable files (.dex) that contain the generated bytecodes compiled from your Java code. Each .dex file can contain up to 65,536 methods (2^16). Android OS versions before ...

Xamarin.Android • Publishing your Xamarin.Android APK

algorithm provided by OpenSSL

A generic new() constructor that takes the string name of the desired algorithm as its first parameter also exists to allow access to the above listed hashes as well as any other algorithms that your OpenSSL library may offer. The named constructors are much faster than new() and should be preferred...

Python Language • hashlib

Combining Pipes and Network communication

Pipes supports simple binary communication between a client and a server In this example: a client connects and sends a FirstMessage the server receives and answers DoSomething 0 the client receives and answers DoNothing step 2 and 3 are repeated indefinitely The command data type exchange...

Haskell Language • Pipes

Maven Build Lifecycle Phases

validate Validates whether the project is correct and all the required information are available for the build. initialize Initializes the build environment, e.g. sets properties or creates directories. generate-sources Generates source code to be processed in the 'compile' phase. proces...

Apache Maven • Maven Build Cycle

Combinators

Parsing input is best achieved through larger parser functions that are composed of smaller, single purpose ones. Let's say we wished to parse the following text which represents working hours: Monday: 0800 1600. We could split these into two "tokens": the day name -- "Monday&q...

Haskell Language • Attoparsec

Snapshot with subview with other markup and text

Support Portrait and Landscape both type of image Drawing and other subviews can be merged in my case I'm adding label to draw { CGSize fullSize = getImageForEdit.size; CGSize sizeInView = AVMakeRectWithAspectRatioInsideRect(imgViewFake.image.size, imgViewFake.bounds).size; CGFl...

iOS • Snapshot of UIView

Raspberry Pi v2 and v3 Arch Linux Installation --- from Mac or Linux

One of the best Linux distributions currently for Raspberry Pi (from now on, "RPi") is Arch Linux. This web shows the installation for: RPi2. ARMv7 architecture (32 bits). RPi3. There are two options: ARMv7 architecture (32 bits) or AArch architecture (64 bits). This t...

Raspberry Pi • Getting started with Raspberry Pi

Enabling ProGuard in your Xamarin.Android APK

ProGuard is a tool used in the building process to optimize and obfuscate the Java code of your APK, and also remove unused classes. The resulting APK when using ProGuard will have a smaller size and will be harder to reverse-engineer (decompilation). ProGuard can be used too in Xamarin.Android app...

Xamarin.Android • Publishing your Xamarin.Android APK

"Mysterious" bugs related to ProGuard and Linker

You made a great app and tested it in Debug, with good results. Everything was working fine! But then, you decided to prepare your app for release. You set up MultiDex, ProGuard and Linker, and then, it stopped working. This tutorial aims to help you to find out common problems related to ProGuard...

Xamarin.Android • Publishing your Xamarin.Android APK

Module Member Visibility

By default, only functions defined in a module are visible outside of the module. In other words, if you define variables and aliases in a module, they won't be available except in the module's code. To override this behavior, you can use the Export-ModuleMember cmdlet. It has parameters called -F...

PowerShell • Powershell Modules

Calling Web Service with Data POST/ POST Method

/// <summary> /// Post Method with input parameter /// </summary> /// <returns> Json formated data </returns> public string GetJsonData2() { IOperations _Obj = ClsOperations.GetOperations(); string url = "http://1.2.3.4:...

web-services • Calling Web Services programmatically using C#.net and Xamarin app development

Calling Web Service with Data POST/ POST Method (Posted Data in JSON Format)

/// <summary> /// Post Method with Input/ data to post in JSON format /// </summary> /// <returns> Json formated data </returns> public string GetJsonData3() { IOperations _Obj = ClsOperations.GetOperations(); string url = "htt...

web-services • Calling Web Services programmatically using C#.net and Xamarin app development