Tutorial by Topics: i

Mongoose is a MongoDB object modeling tool designed to work in an asynchronous environment. Everything in Mongoose starts with a Schema. Each schema maps to a MongoDB collection and defines the shape of the documents within that collection. Mongoose makes it painlessly easy to work with ...

A switch statement allows a variable to be tested for equality against a list of values. Each value is called a case, and the variable being switched on is checked for each switch case. It enables you to write a script that can choose from a series of options, but without requiring you to write a lo...

Serial ports are a common interface for communicating with external sensors or embedded systems such as Arduinos. Modern serial communications are often implemented over USB connections using USB-serial adapters. MATLAB provides built-in functions for serial communications, including RS-232 and RS-...

Unlike C/C++, Java is completely endian-neutral with respect to the underlying machine hardware. You do not get big or little endian behavior by default; you have to explicitly specify which behavior you want. The byte type is signed, with the range -128 to +127. To convert a byte value ...

In order to use the Objective-C runtime, you need to import it. #import <objc/objc.h>

<element data-custom-name="somevalue"> ValueDescriptionsomevalueSpecifies the value of the attribute (as a string)

_ // wildcard pattern, matches anything¹ ident // binding pattern, matches anything and binds it to ident¹ ident @ pat // same as above, but allow to further match what is binded ref ident // binding pattern, matches anything and binds it to a reference ident¹ ref mut ident // binding pattern,...

CAGradientLayer() // Returns an initialized CALayer object. CAGradientLayer(layer: layer) // Override to copy or initialize custom fields of the specified layer. ParameterDetailscolorAn array of CGColorRef objects defining the color of each gradient stop. Animatable.locationsAn optional ar...

ABAP is a programming language developed by SAP for programming business applications in the SAP environment. Previously only procedural, ABAP is now also an object-oriented language thanks to the ABAP Objects enhancement. VersionRelease DateABAP 7.502015-10-20ABAP 7.402012-11-29ABAP 7.02006-...

ClojureScript is a version of Clojure that compiles to javascript code and runs in the browser. While it is mostly the same as Clojure, there are a few differences (mainly, it lacks some api calls that invoke java functions that are not available in javascript)

structure: /* code */ endstructure; When mixing the alternative structure for switch with HTML, it is important to not have any whitespace between the initial switch($condition): and first case $value:. Doing this is attempting to echo something (whitespace) before a case. All control stru...

django-admin commandDetailsmakemigrations <my_app>Generate migrations for my_appmakemigrationsGenerate migrations for all appsmakemigrations --mergeResolve migration conflicts for all appsmakemigrations --merge <my_app>Resolve migration conflicts for my_appmakemigrations --name <migr...

Mirror(reflecting: instance) // Initializes a mirror with the subject to reflect mirror.displayStyle // Display style used for Xcode playgrounds mirror.description // Textual representation of this instance, see CustomStringConvertible mirror.subjectType // Returns the type of the subject being...