In this article by Ernest Bruce , author of the book, Apply Pay Essentials , the author talks about actors and operations in the payment processing workflow. After the user authorizes the payment request, the user app , the payment gateway , and the order processing web app team up to securely deliver the payment information to the issuing bank, to transfer the funds form the user's account to the acquiring bank, and to inform the user of the transaction status (approved or declined).
In this article written by Joshua Johanan , Talha Khan and Ricardo Zea , authors of the book Web Developer's Reference Guide , the authors wants to state that "CSS properties are characteristics of an element in a markup language (HTML, SVG, XML, and so on) that control their style and/or presentation. These characteristics are part of a constantly evolving standard from the W3C."
In this article by Victor Wu , the author of the book Cisco UCS Cookbook , we will learn the concept of how to set up the EMC CLARiiON Storage connectivity of Cisco UCS B-Series server.
In this article by Yohan Wadia, the author of the book AWS Administration – The Definitive Guide , we are going continue where we last dropped off and introduce an amazing and awesome concept called as Auto Scaling ! AWS has been one of the first Public Cloud providers to provide this feature and really it is something that you must try out and use in your environments! This chapter will teach you the basics of Auto Scaling, its concepts and terminologies, and even how to create an auto scaled environment using AWS. It will also cover Amazon Elastic Load Balancers and how you can use them in conjuncture with Auto Scaling to manage your applications more effectively! So without wasting any more time, let's first get started by understanding what Auto Scaling is and how it actually works!
In this article by Ashwin Pajankar and Arush Kakkar, the author of the book Raspberry Pi By Example we will learn how to use different types and uses of cameras with our Pi. Let's take a look at the topics we will study and implement in this article: Working with a webcam Crontab Timelapse using a webcam Webcam video recording and playback Pi Camera and Pi NOIR comparison Timelapse using Pi Camera The PiCamera module in Python
In this article by Matt Glaman , the author of the book Drupal 8 Development Cookbook . This article will kick off with an introduction to getting a Drupal 8 site installed and running.
In this article by Piotr J Kula , the author of the book Raspberry Pi 2 Server Essentials , you will learn how to keep the Pi up-to-date and use the extra features of the GPU. There are some extra features on the Broadcom chip that can be used out of box or activated using extra licenses that can be purchased. Many of these features are undocumented and found by developers or hobbyists working on various projects for the Pi.
In this article by John Brett , the author of the book Getting Started with Hapi.js , we are going to explore the topic of testing in node and hapi. We will look at what is involved in writing a simple test using hapi's test runner, lab, how to test hapi applications, techniques to make testing easier, and finally how to achieve the all-important 100% code coverage.
In this article by Jeffrey T. Potts and Snehal K Shah , authors of Alfresco Developer Guide, Second Edition , we will discuss the Alfresco architecture.
In this article by Samir Datt , the author of the book Learning Network Forensics , you will learn to get your hands dirty by actually capturing and analyzing network traffic. We will learn how to use different software tools to capture and analyze network traffic with real-world scenarios of accessing data over the Internet and the resultant network capture. The article will cover the following topics: Packet sniffing and analysis using NetworkMiner Case study – sniffing out an insider
In this article by Karan Singh , the author of the book Ceph Cookbook , we will see how storage space or capacity are assigned to physical or virtual servers in detail. We'll also cover the various storage formats supported by Ceph. In this article, we will cover the following recipes: Working with the RADOS Block Device Configuring the Ceph client Creating RADOS Block Device Mapping RADOS Block Device Ceph RBD Resizing Working with RBD snapshots Working with RBD clones A quick look at OpenStack Ceph – the best match for OpenStack Configuring OpenStack as Ceph clients Configuring Glance for the Ceph backend Configuring Cinder for the Ceph backend Configuring Nova to attach the Ceph RBD Configuring Nova to boot the instance from the Ceph RBD