Tutorial by Topics: o

Headless mode in Unity If you are building a Server to deploy in Linux, the Build settings have a "Headless mode" option. An application build with this option doesn't display anything and doesn't read user input, which is usually what we want for a Server.

Sqoop incremental import comes into picture because of a phenomenon called CDC i.e. Change Data Capture. Now what is CDC? CDC is a design pattern that captures individual data changes instead of dealing with the entire data. Instead of dumping our entire database, using CDC, we could capture ju...

Node.js uses streams to handle incoming data. Quoting from the docs, A stream is an abstract interface for working with streaming data in Node.js. The stream module provides a base API that makes it easy to build objects that implement the stream interface. To handle in request body of a PO...

While an Erlang string is a list of integers, an "iolist" is a list whose elements are either integers, binaries or other iolists, e.g. ["foo", $b, $a, $r, <<"baz">>]. That iolist represents the string "foobarbaz". While you can convert an iolist ...

This topic documents RSpec's support for test doubles (stubs, mocks, etc.). That support is provided by the rspec-mocks gem.

The value null is the default value for an uninitialized value of a field whose type is a reference type. NullPointerException (or NPE) is the exception that is thrown when you attempt to perform an inappropriate operation on the null object reference. Such operations include: calling an inst...

Step definitions are in the programming language supported by a given implementation of Cucumber. This topic gives examples of step definitions in each supported programming language and examples of using Cucumber API calls in step definitions.

mod_rewrite is a module for Apache. This module is used for internal rewrites (external requests that should load a different resource) and external redirects (external requests that should make the client request a different url). mod_rewrite provides a finer control over internal rewrites than ...

The Spring Data project allows application programmers to work with data stores using a consistent interface that makes use of an abstraction called Repository. A Spring Data Repository is modeled after the Repository pattern made popular by domain-driven design. Spring Data provides a central Ja...

Video playback is front and center in a large range of modern solutions, with the software and standards evolving rapidly. To understand this field, you must first understand the multiple aspects involved in working with video: Raw color information captured from the physical world is commonly ...

The Decorator pattern allows you to add or modify behavior of objects in a situational way without affecting the base object. This can be achieved though plain Ruby using the stdlib, or via popular gems such as Draper.

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

Visual-Studio-2015 is an IDE developed by Microsoft. It has a user-friendly interface and it is easy to work with, it also support Git repository for managing projects and Xamarin Studio(Mono Develop) to develop android soft wares. It mostly supports C# , VB(Visual Basics) , F# and C++ programmi...

The dojoConfig object (formerly djConfig) allows you to set options and default behavior for various aspects of the dojo toolkit. Examples will explain what's possible and how you can put dojoConfig to use in your code. Note that dojoConfig is defined in a script block before dojo.js is loaded. T...

A bottom sheet is a sheet that slides up from the bottom edge of the screen. Bottom sheets slide up from the bottom of the screen to reveal more content. They were added to the Android Support Library in v23.2.0 version.