Apache Spark is now widely used in many enterprises for building high-performance ETL and Machine Learning pipelines. If the users are already familiar with Python then PySpark provides a python API for using Apache Spark. When users work with PySpark they often use existing python and/or custom Python packages in their program to extend and complement Apache Spark’s functionality. Apache Spark provides several options to manage these dependencies.

In this blog post we are going to look at several JMeter Controllers, specifically: This is not an exhaustive list of controllers that JMeter offers but these once will give you a clear insight into how controllers are integral in defining load testing scenarios and how without them you will struggle to build complex and indicative load tests.

Change is the primary cause of service reliability issues for agile engineering teams. In this post, I’ll cover how you can limit the impact of a buggy change, making it past your quality gates with Kong Gateway and Spinnaker for canary deployment.

Whether you're transitioning away from a monolith or building a green-field app, opting for a microservice architecture brings many benefits as well as certain challenges. These challenges include namely managing the network and maintaining observability in the microservice architecture. Enter the service mesh, a valuable component of modern cloud-native applications that handles inter-service communication and offers a solution to network management and microservice architecture visibility.

Over the past 18 months, as we’ve sheltered at home, the demand for global and last mile logistics, food delivery applications, and urban mobility services has skyrocketed. Realtime location data underpins much of the core value these applications and services provide. It enables delightful user experiences that make hungry end-users happy.

Our research finds that leaving Jenkins behind results in a higher return on investment, thanks to predictability of resource requirements and freed-up capacity. Read our new report focusing on the business impact of switching to cloud-based CI.

Working from home, remote-first, asynchronous work. There are many ways to describe our new way of professional life. Much has been explored from an employees point of view, but how do leaders and managers deal with the new situation? We have a look at the challenges and needs of software engineering leadership.

Helix ALM is an application lifecycle management tool, which includes requirements management, test case management, and issue management. It is applicable across a broad range of methodologies, including modern agile practices, traditional waterfall development, or a hybrid approach. Because it encompasses a broad scope of records and team activities, Helix ALM specializes in end-to-end traceability and configurable workflows.

Virtual reality retail experiences are transforming brick-and-mortar shopping. With the global augmented reality/virtual reality (AR/VR) market expected to reach 1.6 billion by 2021, there is massive potential to expand into virtual spaces. Creating a virtual shopping experience helps both retailers and consumers. It can reduce overall operating costs and offer immersive experiences for consumers to try and customize before they buy. So how can retailers build VR in retail?

In 2020, companies had just a few short months to transform the way they conducted business in response to the COVID-19 pandemic. IT had to find new, more efficient ways to deliver powerful software applications that would keep businesses running. At the same time, IT teams continued to deal with three key challenges that plague every company: 1. Lack of developers. 2. Lack of time. 3. Lack of alignment between business leaders and IT.