Tutorial by Examples: b

Setting up Unity with Web API.

1. Add Unity to your project. If you use NuGet you can use the Unity-package. Run Install-Package Unity in Package Manager Console. This will add the Unity library (and it's dependencies) to your project. 2. Create an implementation of IDependencyResolver. For example: public class UnityResolver...

unity-container • Unity WebAPI

List all databases

show dbs or db.adminCommand('listDatabases') or db.getMongo().getDBNames()

MongoDB • Getting database information

List all collections in database

show collections or show tables or db.getCollectionNames()

MongoDB • Getting database information

Public connection property

Imports System.Data.OleDb Private WithEvents _connection As OleDbConnection Private _connectionString As String = "myConnectionString" Public ReadOnly Property Connection As OleDbConnection Get If _connection Is Nothing Then _co...

Visual Basic .NET Language • Connection Handling

Basic implementation of Background worker class

You need to import System.ComponentModel for using background worker Imports System.ComponentModel Then Declare a private variable Private bgWorker As New BackgroundWorker You need to create two methods for background worker's DoWork and RunWorkerCompleted events and assign them. Private Su...

Visual Basic .NET Language • Using BackgroundWorker

Exporting your public key

In order for your public-private keypair to be of use, you must make your public key freely available to others. Be sure that you are working with your public key here since you should never share your private key. You can export your public key with the following command: gpg —armor —export EMAI...

GNU/Linux • GnuPG (GPG)

Setting up Firebase for IOS

Firstly, you want to go to firebase dashboard and create a new project using the 'Create New Project' button. You want to create a new project by adding the name of your app for example I put mine as 'Cool app name' then choose your region and press 'Create Project' After creating pr...

firebase • Getting started with firebase

Change Navbar breakpoint (mobile vs normal)

max-width is the breakpoint @media (max-width: 1200px) { .navbar-header { float: none; } .navbar-left,.navbar-right { float: none !important; } .navbar-toggle { display: block; } .navbar-collapse { border-top: 1px solid transpar...

twitter-bootstrap • Navbar

Close collapsed navbar when clicking outside of the navbar

jQuery('body').bind('click', function(e) { if(jQuery(e.target).closest('#navbar').length == 0) { // click happened outside of .navbar, so hide var opened = jQuery('.navbar-collapse').hasClass('collapse in'); if ( opened === true ) { jQuery('#navbar2 .navb...

twitter-bootstrap • Navbar

LibGDX Hello World

Basics The generated projects contain a basic Hello World-like application already implemented. The main project is the core project, that contains all platform-independent code. This is mandatory, but based on your generation settings you can have several more projects for every platform that you...

libgdx • Getting started with libgdx

Create absolute path for asset

symfony3 • Asset Management with Assetic

Separate Overrides from Bug Fixes

In ExtJS, you can override nearly any method of the framework and replace it with your own. This allows you to modify existing classes without directly modifying the ExtJS source code. Sometimes, you may want to enhance an existing class or provide a sane default property on a class. For example, ...

extjs • Common Pitfalls & Best Practices

Basic webpage using bootstrap components

<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1">...

twitter-bootstrap • Getting started with twitter-bootstrap

Binding modes and defaults

There are three modes of XAML bindings exists for either Binding and x:Bind: OneTime: Update happens only once, on initialization of the view during InitializeComponent() call. (ViewModel[sends data when initializing] -> View) OneWay: View is updated when ViewModel changes. But not in the rev...

uwp • Binding vs x:Bind

When to use x:Bind

When calling methods directly from the view. If performance matters really bad (scientific spaceship stuff) When you want to get compile time errors

uwp • Binding vs x:Bind

When to use Binding

Use it if you want to be flexible about the source type of your data. It won't bind to an actual property but to its name. If you want to bind to the DataContext

uwp • Binding vs x:Bind

Search by filename

While in the sources tab use CTRL+O (⌘+O for Mac) to search by filename.

google-chrome-devtools • Getting started with google-chrome-devtools

Go to member (javaScript function/CSS rule)

Use CTRL+SHIFT+O (⌘+SHIFT+O for mac) to navigate to a javaScript function/CSS rule when viewing a file.

google-chrome-devtools • Getting started with google-chrome-devtools

Decoupling ErrorHandlerAttribute registering from the service implementation

To decouple and reuse the same error logging code for all your services you need two boilerplate classes and tuck them away in a library somewhere. ErrorhandlerAttribute implementing IServiceBehavior. FaultErrorhandler implementing IErrorhandler which logs all the exceptions. [AttributeUsage(Attr...

wcf • Handling exceptions

Opening a connection to CouchDB

HttpClient httpClient = new StdHttpClient.Builder(). url("http://yourcouchdbhost:5984"). username("admin"). password("password"). build(); CouchDbInstance dbInstance = new StdCouchDbInstance(httpClient);

couchdb • Ektorp java client