Tutorial by Topics: s

AWS Lambda is a service that lets you run back-end code without the need to provision or manage servers. AWS Lambda takes care of scaling and high availability. The cost directly depends on how often and how long your code executes. You will find examples of how to create and deploy AWS Lambda func...

Groovy's HTTP Client usage, examples and pitfalls.

The Rules module is an engine which allows site administrators to automate actions to be conditionally executed, either programmatically or in response to predetermined events. Rules can react to Rules Events occurring on a Drupal site, such as a user logging in. And it can perform customized follo...

Html helpers are a very useful way of creating html elements in views using MVC framework. With a bit of time your team can really benefit from using them. It helps with keeping the code clean and error prone. To use the helpers you need to first add a @using directive inside the view, or add ...

A stack trace is a great aid when debugging a program. You will get a stack trace when your program throws an Exception, and sometimes when the program terminates abnormally.

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

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

Django ModelForm enables the creation of a Form class from a Django model.

Django is shipped with several views that require forms. These forms are, naturally, built-in. A good example are Authentication Built-in forms. This topic intends to bring documentation on how to work with these forms.

One core feature of Django is unit tests. This topic intends to bring a complete documentation on how to test forms.

This is a simple example demonstrating how to create a drop down menu in the Active Sheet of your workbook by inserting a Combo Box Activex object in the sheet. You'll be able to insert one of five Jimi Hendrix songs in any activated cell of the sheet and be able to clear it, accordingly.

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

Scrollbars can be added to Listbox, Canvas, and Text widgets. In addition, Entry widgets can be scrolled horizontally. To be able to scroll other type of widgets, you need to put them inside a Canvas or a Text widget. scrollbar = tk.Scrollbar(parent, **kwargs) ParameterDescriptionparentt...

Collection of commands to fetch system related information.

Here you find examples for transition between Activities or Fragments using a shared element. An example for this behaviour is the Google Play Store App which translates an App's icon from the list to the App's details view. transaction.addSharedElement(sharedElementView, "targetTransitio...

OpenCV Installation On Linux, Mac OS and Windows

A Canvas is a JavaFX Node, represented as a blank, rectangular area, that can display images, shapes and text. Each Canvas contains exactly one GraphicsContext object, responsible for receiving and buffering the draw calls, which, at the end, are rendered on the screen by Canvas.

As part of the Serverless movement, AWS recently announced C# support for AWS Lambda functions. In this article, I will show you how to develop, install and call a simple C# AWS Lambda Function using Visual Studio 2015. Before you start this example, first go to the Remarks section of this documen...

Reagent is a library that implements elements of React.js into ClojureScript, like the creations of custom "tags", which is implemented in Reagent through functions.