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function calculatorService() { const service = {}; service.add = function(a,b) { return a + b } return service; } angular.module('app').factory('calculatorService', calculatorService); Testing describe('calculator service', function() { var calcula...

This examples shows how to build a JavaFX application, where the language can be switched dynamically while the application is running. These are the message bundle files used in the example: messages_en.properties: window.title=Dynamic language change button.english=English button.german=Germa...

To make tabs fade in, add .fade to each .tab-pane. The active tab pane must also have .in class to make the initial content visible. <ul class="nav nav-tabs" role="tablist"> <li role="presentation"> <a href="#id-of-content-1" role...

MATLAB R2016b featured a generalization of its scalar expansion1,2 mechanism, to also support certain element-wise operations between arrays of different sizes, as long as their dimension are compatible. The operators that support implicit expansion are1: Element-wise arithmetic operators: +, -,...

Abstract base classes (ABCs) enforce what derived classes implement particular methods from the base class. To understand how this works and why we should use it, let's take a look at an example that Van Rossum would enjoy. Let's say we have a Base class "MontyPython" with two methods (jo...

You can set a character set both per table, as well as per individual field using the CHARACTER SET and CHARSET statements: CREATE TABLE Address ( `AddressID` INTEGER NOT NULL PRIMARY KEY, `Street` VARCHAR(80) CHARACTER SET ASCII, `City` VARCHAR(80), `Country` ...

Requirements MongoDB server running on port usually 27017. (type mongod on command prompt to run mongodb server) Php installed as either cgi or fpm with MongoDB extension installed(MongoDB extension is not bundled with default php) Composer library(mongodb/mongodb).(In the project roo...

The .cmdtree command allows to open a .txt file with predefined commands which you can simply double click to execute. How to create command file Create the file using this template windbg ANSI Command Tree 1.0 title {"Window title"} body {"Group Heading"} {"Name...

audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE); audioManager.requestAudioFocus(audioListener, AudioManager.STREAM_MUSIC, AudioManager.AUDIOFOCUS_GAIN_TRANSIENT); changedListener = new AudioManager.OnAudioFocusChangeListener() { @Override public void onAudioFocu...

If you've got multiple implementations of the same interface, Spring needs to know which one it should autowire into a class. I'm going to use a Validator pattern in this example.1 Foo Class: public class Foo { private String name; private String emailAddress; private String erro...

If you've got an interface with a generic type parameter, Spring can use that to only autowire implementations that implement a type parameter you specify. Interface: public interface GenericValidator<T> { public T validate(T object); } Foo Validator Class: @Component public class...

WPF apps targeting .NET Framework 4.6.2 and later With WPF apps targeting .NET Framework 4.6.2 (and later), the soft keyboard is automatically invoked and dismissed without any additional steps required. WPF apps targeting .NET Framework 4.6.1 and earlier WPF is not primarily touch enabled, whi...

This example shows how to use fast enumeration in order to traverse through an NSArray. With this way you can also track current object's index while traversing. Suppose you have an array, NSArray *weekDays = @[@"Monday", @"Tuesday", @"Wednesday", @"Thursday&quot...

The Windows SDK includes a suite of performance profiling tools for Windows Presentation Foundation (WPF) applications called the WPF Performance Suite. The WPF Performance Suite enables you to analyze the run-time behavior of your WPF applications and determine performance optimizations that you ca...

There are many classes available in CIM and WMI which are separated into multiple namespaces. The most common (and default) namespace in Windows is root/cimv2. To find the righ class, it can useful to list all or search. List available classes You can list all available classes in the default name...

From java tutorial The dictionary definition of polymorphism refers to a principle in biology in which an organism or species can have many different forms or stages. This principle can also be applied to object-oriented programming and languages like the Java language. Subclasses of a class can ...

Let's say that we're given const string input as a phone number to be validated. We could start by requiring a numeric input with a zero or more quantifier: regex_match(input, regex("\\d*")) or a one or more quantifier: regex_match(input, regex("\\d+")) But both of those really f...

When Java annotations were first introduced there was no provision for annotating the target of an instance method or the hidden constructor parameter for an inner classes constructor. This was remedied in Java 8 with addition of receiver parameter declarations; see JLS 8.4.1. The receiver param...

AlchemyLanguage's Targeted Sentiment feature can search your content for target phrases and return sentiment information for each result. This example requires AlchemyLanguage service credentials and Node.js Use a command-line interface to install the Watson Developer Cloud Node.js SDK: $...

If you would like to use vim in a manner similar to sed, you may use the -c flag to run an ex command from the command line. This command will run automatically before presenting the file to you. For example, to replace foo with bar: vim file.txt -c "s/foo/bar" This will open up the fi...