Tutorial by Topics: i | RIP Tutorial

Getting started with web2py

This section provides an overview of what web2py is, and why a developer might want to use it. It should also mention any large subjects within web2py, and link out to the related topics. Since the Documentation for web2py is new, you may need to create initial versions of those related topics....

web2py • Examples (1)

Getting started with point-cloud-library

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

point-cloud-library • Examples (1)

Parameterized Types

All composite types other than arrays can have discriminants, which are components with special properties. Discriminants can be of a discrete type or an access type. In the latter case the access type can be a named access type or it can be anonymous. A discriminant of an anonymous access type is c...

ada • Examples (2)

Basic Widgets : QLabel

QLabel is used for displaying text or an image. No user interaction functionality is provided. The visual appearance of the label can be configured in various ways, and it can be used for specifying a focus mnemonic key for another widget. A QLabel object acts as a placeholder to display non-e...

pyqt4 • Examples (1)

Index Match for Excel

A more versatile alternative to VLOOKUP. An Index Match packs the power of a Vlookup and Hlookup in one formula. You also do not need to know which number column/row the information is. Due to this, deleting columns/rows will not mess up the formula.

excel • Examples (2)

Handling touch and motion events

A summary of some of the basic touch/motion-handling systems in the Android API. ListenerDetailsonTouchListenerHandles single touches for buttons, surfaces and moreonTouchEventA listener that can be found in surfaces(e.g. SurfaceView). Does not need to be set like other listeners(e,g. onTouchLi...

Android • Examples (3)

Creating Splash screen

The first example(a basic splash screen) is not the most efficient way to handle it. As such, it is basic splash screen.

Android • Examples (2)

Installation of Perl

I'm going to begin this with the process in Ubuntu, then in OS X and finally in Windows. I haven't tested it on all perl versions, but it should be a similar process. Use Perlbrew if you like to switch easily beween different versions of Perl. I want to state that this tutorial is about Perl in it...

Perl Language • Examples (3)

Frequency Distributions

This topic focuses on the use of the nltk.FreqDist() class.

nltk • Examples (1)

Functions

Functions are pieces of code that can be executed by other functions of your program. Your program always starts with the main function. See also asynchronous functions. Methods are exactly the same as function, but they act on an object instance.

vala • Examples (5)

Usage of `accumarray()` Function

accumarray allows to aggregate items of an array in various ways, potentially applying some function to the items in the process. accumarray can be thought of as a lightweight reducer (see also: Introduction to MapReduce ). This topic will contain common scenarios where accumarray is especially use...

MATLAB Language • Examples (2)

Genericity in Ada

ada • Examples (3)

Creating Commands

dropwizard • Examples (1)

ActiveRecord Transactions

ActiveRecord Transactions are protective blocks where sequence of active record queries are only permanent if they can all succeed as one atomic action.

Ruby on Rails • Examples (1)

Typedef and type aliases

The typedef and (since C++11) using keywords can be used to give a new name to an existing type. typedef type-specifier-seq init-declarator-list; attribute-specifier-seq typedef decl-specifier-seq init-declarator-list; // since C++11 using identifier attribute-specifier-seq(opt) = type-id; /...

C++ • Examples (4)

Creating app using Polymer Starter Kit

Polymer Starter Kit is an excellent solution to start building Progressive Web Apps. It offers a responsive material design User Interface, Page Routing, Offline-first service. Polymer: Command for initiating polymer cli Polymer init: Presents a list of templates to choose to build your eleme...

polymer • Examples (1)

Turbolinks

Turbolinks is a javascript library that makes navigating your web application faster. When you follow a link, Turbolinks automatically fetches the page, swaps in its <body>, and merges its <head>, all without incurring the cost of a full page load. As a rails developer, you will li...

Ruby on Rails • Examples (5)

Return a JSON Response with Slim

slim • Examples (2)

Textures and Materials

A nice introduction to material and textures. Diffuse, Bump, Specular, and Transparent Textures. ParameterDetailscolorNumeric value of the RGB component of the color.intensityNumeric value of the light's strength/intensity.fovCamera frustum vertical field of view.aspectCamera frustum aspect ra...

three.js • Examples (1)

ConstraintSet

This class allows you to define programmatically a set of constraints to be used with ConstraintLayout. It lets you create and save constraints, and apply them to an existing ConstraintLayout.

Android • Examples (1)