Sinatra Starter for Predix: Ruby App with PostgreSQL and Redis

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Sinatra Starter for Predix: Ruby App with PostgreSQL and Redis

Dmitry Savitski

sinatra-starter-for-predix-platform-v1

The technical requirements for the Internet of Things (IoT) server applications can substantially differ from the ones applied to the Internet of Humans. First of all, the need for any visual interfaces is completely eliminated.

These step-by-step instructions are intended to guide you through the process of starting a basic Ruby/Sinatra application server on Predix, GE’s IoT platform for the Industrial Internet. From the post, you can learn how to deploy the application to Predix, as well as configure the PostgreSQL database and Redis.

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Using Predix Mobile Services to Create a Cross-Platform App

Igor Razhnov

using-predix-mobile-services-in-a-hybrid-app

This post introduces developers to Predix services. The scenario for the article includes preparing a simple cross-platform application based on the Cordova technology as well as interacting with Predix Mobile services. We also want to see if there any restrictions for using Predix Mobile services in a hybrid application.

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Deploying an ASP.NET Application to GE Predix

Eugene Lahansky

deploying-asp.net-app-to-ge-predix

Predix is a Cloud Foundry-based PaaS for the Industrial Internet from GE. It offers developers a wide choice of programming languages and services. This tutorial guides you through the process of preparing a simple ASP.NET application for Predix and then pushing it to the platform.

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Deploying a Rails 5 App with MongoDB, Redis, and CarrierWave to IBM Bluemix

Nick Herman

ibm-bluemix-rails5-mongodb-object-storage-redis-v2

In this post, we show how to deploy a Rails 5 application with MongoDB as a database and CarrierWave for image processing to Bluemix. The source code for the article is available here.

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Cloud Foundry Security: Achieving PCI DSS Compliance

Aliaksandr Prysmakou

Evaluating Cloud Foundry Against the PCI DSS Security Standard

Cloud Foundry adopters come from all areas, including the highly regulated healthcare, finance, and public sectors. A common question is, “Can an open-source platform comply with security standards accepted in our industry?” In this post, I evaluate Cloud Foundry against the requirements of PCI DSS v3.1, a security standard widely used in the financial industry.

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How to Configure SSL Encryption for Custom Domains on Pivotal CF

Sergey Balashevich

pivotal-cf-ssl-java-v3

The new Pivotal SSL Service has made it possible to use your own certificates in PCF—both domain-specific and wildcard. This means SSL/TLS encryption can now be added to apps in custom domains. However, if you work with Apache Tomcat and JKS, you may find that the official documentation provides the main instructions, but—unfortunately—does not cover the details.

So, this tutorial contains all the steps for creating a certificate and setting up the Pivotal SSL Service.

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.NET on Pivotal CF: Adding a MS SQL Service to an App

Raman Yurkin

.NET Applications on Pivotal CF: Binding MySQL

In the previous post, I demonstrated how to deploy a .NET app to a Pivotal CF instance. However, the application is only partially operational—it still doesn’t have access to a database. In this tutorial, I will explain how to configure a MS SQL DB service and connect it to a .NET app running on PCF.

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.NET on Pivotal CF: Connecting and Pushing an App

Raman Yurkin

.NET on Pivotal CF

Release 1.6 of Pivotal CF, a Cloud Foundry distro by Pivotal, introduced native support for .NET apps. Within the same cluster, one can now combine Windows- and Linux-based software. Working with .NET on PCF still requires a bit of additional hoop-jumping, but this tutorial series will get you pushing apps and adding services in no time.

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Golang Internals, Part 6: Bootstrapping and Memory Allocator Initialization

Siarhei Matsiukevich

Go Gopher

All parts: Part 1 | Part 2 | Part 3 | Part 4 | Part 5 | Part 6

This post is the continuation of our Golang Internals series. It explores the bootstrapping process, which is key to understanding the Go runtime, in more detail. In this part, we will run through the second portion of the starting sequence, learn how arguments are initialized, what functions are called, etc.

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Cloud Foundry Containers: Warden, Docker, and Garden

Maksim Zhylinski

logo_cloud_docker_400_200px

Warden is a container implementation currently used in Cloud Foundry. At the same time, Docker is another option to easily and efficiently manage containers. That’s why a lot has been made to enable Docker in the Diego runtime.

Here, I briefly compare Warden and Docker: their implementation, what makes them alike/different, and how they’ll work together in Garden—the new container back end that will become available in Diego.

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Benchmarks and Research

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