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Getting Up and Running with Cassandra

As an application developer, you have almost certainly worked with databases extensively. You must have built products using relational databases like MySQL and PostgreSQL, and perhaps experimented with a document store like MongoDB or a key-value database like Redis. While each of these tools has its strengths, you will now consider whether a distributed database like Cassandra might be the best choice for the task at hand. In this article by Mat Brown , author of the book Learning Apache Cassandra , we'll talk about the major reasons to choose Cassandra from among the many database options available to you. Having established that Cassandra is a great choice, we'll go through the nuts and bolts of getting a local Cassandra installation up and running. By the end of this article, you'll know: When and why Cassandra is a good choice for your application How to install Cassandra on your development machine How to interact with Cassandra using cqlsh How to create a keyspace

Push your data to the Web

This article covers the following topics: An introduction to the Shiny app framework Creating your first Shiny app The connection between the server file and the user interface The concept of reactive programming Different types of interface layouts, widgets, and Shiny tags How to create a dynamic user interface Ways to share your Shiny applications with others How to deploy Shiny apps to the web

Data Tables and DataTables Plugin in jQuery 1.3 with PHP

The jQuery DataTables and Data tables plugin allows you to work with features like sorting, filtering, and pagination while working with PHP.

Overview of Process Management in Microsoft Visio 2013

This article by David J. Parker , the author of the book Microsoft Visio 2013 Business Process Diagramming and Validation , introduces Microsoft Visio and the features that support process management; further it explores the built-in templates with validation rules.

Building a Gallery Application

In this article by Michael Williams , author of the book Xamarin Blueprints , will walk you through native development with Xamarin by building an iOS and Android application that will read from your local gallery files and display them in a UITableView and ListView . 

Adding Charts to Dashboards

In this article by Vince Sesto , author of the book Learning Splunk Web Framework, we will study adding charts to dashboards. We have a development branch to work from and we are going to work further with the SimpleXMLDashboard dashboard. We should already be on our development server environment as we have just switched over to our new development branch. 

C++, SFML, Visual Studio, and Starting the first game

In this article by John Horton , author of the book, Beginning C++ Game Programming , we will waste no time in getting you started on your journey to writing great games for the PC, using C++ and the OpenGL powered SFML.We will learn absolutely everything we need, to have the first part of our first game up and running. Here is what we will do now.

ASP.NET Controllers and Server-Side Routes

In this article by Valerio De Sanctis , author of the book ASP.NET Web API and Angular 2 , we will explore the client-server interaction capabilities of our frameworks: to put it in other words, we need to understand how Angular2 will be able to fetch data from ASP.NET Core using its brand new, MVC6-based API structure. We won't be worrying about how will ASP.NET core retrieve these data – be it from session objects, data stores, DBMS, or any possible data source, that will come later on. For now, we'll just put together some sample, static data in order to understand how to pass them back and forth by using a well-structured, highly-configurable and viable interface.

Exception Handling with Python

In this article, by Ninad Sathaye, author of the book,  Learning Python Application Development , you will learn techniques to make the application more robust by handling exceptions Specifically, we will cover the following topics: What are the exceptions in Python? Controlling the program flow with the try…except clause Dealing with common problems by handling exceptions Creating and using custom exception classes

Introducing vSphere vMotion

In this article by  Abhilash G B  and  Rebecca Fitzhugh  author of the book  Learning VMware vSphere , we are mostly going to be talking about howvSphere vMotion is a VMware technology used to migratea running virtual machine from one host to another without altering its power-state. The beauty of the whole process is that it is transparent to the applications running inside the virtual machine. In this section we will understand the inner workings of vMotion and learn how to configure it. There are different types of vMotion, such as: Compute vMotion Storage vMotion Unified vMotion Enhanced vMotion (X-vMotion) Cross vSwitch vMotion Cross vCenter vMotion Long Distance vMotion

Geocoding Address-Based Data

In this article by John Van Hoesen , Richard A Smith Jr , Kurt Menke , and Luigi Pirelli , the authors of the book Mastering QGIS - Second Edition will cover geocoding addresses has many applications, such as mapping the customer base for a store, members of an organization, public health records, or incidence of crime. Once mapped, the points can be used in many ways to generate information. For example, they can be used as inputs to generate density surfaces, linked to parcels of land, and characterized by socio-economic data. They may also be an important component of a cadastral information system.

Preprocessing the Data

In this article, by Sampath Kumar Kanthala , the author of the book Practical Data Analysis discusses how to obtain, clean, normalize, and transform raw data into a standard format like CVS or JSON using OpenRefine. In this article we will cover: Data Scrubbing Statistical methods Text Parsing Data Transformation

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