Systems | Development | Analytics | API | Testing

While initially conceived as a tool for data exploration (much like Jupyter for Python), Livebook has deservedly become a sensation in the Elixir community. It has been fantastic to see all the wonderful ways teams are leveraging Livebook for a range of different use cases. We have seen Livebooks being used to: Livebooks have also been used as the default REPL interface for project development.

Try-catch blocks in PHP can be nested up to any desired levels and are handled in reverse order of appearance i.e. innermost exceptions are handled first. Nested blocks can be useful in case a block of code causes an exception, which can be handled within that block and program execution can continue in the outer block. They can also be useful in case the handling of an exception causes another exception.

The Javascript ReferenceError occurs when referencing a variable that does not exist or has not yet been initialized in the current scope. Reference errors in Javascript are of a few different types, with variations of each, that may get triggered in code. Some of these are discussed below.

A hands-on guide explains how to build and package Flutter Linux Desktop apps with Bitrise so you can reach more users in browsers with the same experience as on desktop devices.

Do you need to process a lot of data in real time? Event streaming is a pattern that could help. David Sanchez walks us through how to do event streaming in Rails with Apache Kafka, the popular open-source event streaming platform.

Our everyday digital experiences are in the midst of a revolution. Customers increasingly expect their online experiences to be interactive, immersive, and realtime by default. The need to satisfy user expectations is driving the exponential growth of event-driven architectures in organizations of all shapes and sizes. And by enabling users to have realtime experiences whenever and wherever they want, 24/7, mobile drives this change further and faster.

Supply chain shocks have wracked organizations across the globe, and healthcare and life sciences companies aren’t immune. News headlines were focused on personal protective equipment (PPE) shortages early in the pandemic, and more recently hospitals have faced shortages of much-needed medical supplies like crutches, gauze, and medications.