Tutorial by Topics: v

VBA will implicitly convert some types to string as necessary and without any extra work on the part of the programmer, but VBA also provides a number of explicit string conversion functions, and you can also write your own. Three of the most frequently used functions are CStr, Format and StrConv...

Type conversion is converting one type of data to another type. It is also known as Type Casting. In C#, type casting has two forms: Implicit type conversion - These conversions are performed by C# in a type-safe manner. For example, are conversions from smaller to larger integral types and conve...

KVC :- Key-Value Coding Normally instance variables are accessed through properties or accessors but KVC gives another way to access variables in form of strings. In this way your class acts like a dictionary and your property name for example “age” becomes key and value that property holds becom...

Recursive sub-query factoring is available in Oracle 11g R2.

HTTP services normally run on port 80, but if you have some application installed like Skype which also utilizes port 80 then it won't start. In that case you need to change either its port or the port of the conflicting application. When done, restart the HTTP service.

Updating Vim key mappings allows you to solve two kinds of problems: Re-assigning key commands to letters that are more memorable or accessible, and creating key commands for functions which have none. Here you will learn about the various ways to [re]map key commands, and the context to which they...

NHibernate 3.0 introduced the QueryOver API, which combines the use of extension methods and lambda expressions to provide a statically typesafe wrapper around the ICriteria API. The ICriteria API is NHibernate's implementation of the Query Object pattern.

Google Visualization provides a flexible javascript-based framework for creating a wide variety of interactive charts that can be embedded on webpages. Those chart types include: Geo Charts Scatter Charts Column Charts Bar Charts Histograms Combo Charts Area Charts Stepped Area Charts L...

@Subscribe(threadMode = ThreadMode.POSTING) public void onEvent(EventClass event) { } Thread ModeDescriptionThreadMode.POSTINGWill be called on the same thread that the event was posted on. This is the default mode.ThreadMode.MAINWill be called on the main UI thread.ThreadMode.BACKGROUNDW...

ParametersDetailsrepositoriesTells Composer where it can download the required packages.type: vcsTells Composer how to treat the repository.url: http://...Tells Composer where is the repository. Use the type: "vcs" syntax to use private repositories. To manage access to the private rep...

This section provides an overview of what devise is, and why a developer might want to use it. It should also mention any large subjects within devise, and link out to the related topics. Since the Documentation for devise is new, you may need to create initial versions of those related topics. ...

ParameterDetailsshowsFPSDisplay a count of the current frame rate in Frames Per Second in the view.showsNodeCountDisplay a count of the current number of SKNodes being displayed in the view.showsPhysicsDisplay a visual representation of the SKPhysicsBodys in the view.showsFieldsDisplay an image rep...

Making API requests with Angular 2 Http service and RxJS is very similar to working with promises in Angular 1.x. Use the Http class to make requests. The Http class exposes the methods for issuing HTTP requests GET, POST, PUT, DELETE, PATCH, HEAD requests via corresponding methods. It also expo...

WKWebView is the centerpiece of the modern WebKit API introduced in iOS 8 & OS X Yosemite. It replaces UIWebView in UIKit and WebView in AppKit, offering a consistent API across the two platforms. Boasting responsive 60fps scrolling, built-in gestures, streamlined communication between app and ...