The code samples were tested in a cloud environment as well as in a local environment, which can be created using a virtual machine in VirtualBox using an Oracle Linux ISO image. Download Oracle VirtualBox 6.x and install it on a machine (Windows/macOS/Linux) with 16 GB RAM and a minimum of 100 GB HDD. Visit Chapter 4, Engage in Business Case on Blockchain Platform, in the Setting up OBP SDK section, for more details on installation steps.
To get the most out of this book
Download the example code files
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Download the color images
We also provide a PDF file that has color images of the screenshots/diagrams used in this book. You can download it here: https://static.packt-cdn.com/downloads/9781789804164_ColorImages.pdf
Conventions used
There are a number of text conventions used throughout this book.
CodeInText: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. Here is an example: "Then, from your local web browser, just enter http://localhost:3000 and you should see the console's UI."
A block of code is set as follows:
#Create user Oracle
sudo useradd oracle
sudo passwd oracle
<newPassword>
Bold: Indicates a new term, an important word, or words that you see on screen. For example, words in menus or dialog boxes appear in the text like this. Here is an example: "Click Sign In in the top-right corner."
Warnings or important notes appear like this.
Tips and tricks appear like this.
