Erlang/OTP
Delve into the unique features, scalability, and reliability offered by Erlang/OTP for building distributed, concurrent, and fault-tolerant systems.
What is Erlang and why should I use it?
Erlang, a potent functional programming language, offers a groundbreaking approach to building distributed systems. It excels in concurrency, fault tolerance, and message passing, making it ideal for scalable and resilient applications. From telecom systems to real-time apps and messaging platforms, Erlang's distinctive traits guarantee high availability and adeptness in tackling any challenge.
How does Erlang handle concurrency?
With Erlang we bid farewell to conventional threads and welcome lightweight processes, affectionately called "actors." These remarkable entities communicate effortlessly through message passing, fostering extensive concurrency without the burdensome challenges of traditional synchronization. With the Erlang runtime system as its conductor, these processes dance harmoniously, creating a symphony of parallelism.
What are OTP and gen_servers in Erlang?
Let's explore the fascinating world of OTP and =gen_servers= in Erlang! OTP, the Open Telecom Platform, offers a wealth of libraries, design principles, and tools that elevate Erlang development. Specifically, =gen_server=, a behavior module, streamlines server creation by handling essential tasks such as message handling, state management, and error handling. Equipped with OTP and =gen_server=, you'll find joy in constructing robust servers with ease!
How does Erlang achieve fault tolerance?
Erlang excels at fault tolerance in distributed systems. When failures occur, Erlang's actor model and lightweight processes ensure they are contained, preventing system-wide disruptions. Supervisors in OTP provide automated recovery and restart mechanisms, making fault recovery a breeze. Rest easy knowing Erlang has your back when it comes to handling failures in your system.
Is Erlang suitable for web development?
Exciting news for web developers! While not typically considered for frontend, Erlang excels in the backend. High concurrency, real-time capabilities, and distributed apps are its forte. From blazing-fast APIs to messaging platforms and distributed systems, Erlang's distinctive features will elevate your web development skills to new heights!
How do I handle errors and exceptions in Erlang?
In Erlang, we embrace the "let it crash" philosophy for error handling. Rather than obsessively handling every error, we allow processes to crash and trust supervisors to revive them. This simplifies error handling and emphasizes resilient system design. If necessary, you can capture specific exceptions using try-catch blocks, but it's crucial to maintain a crash-friendly mindset in Erlang.
This talk will introduce the audience to the Nix packaging, NixOS, and related ecosystem tools for Erlang/Elixir developers. By reviewing common development, testing, and deployment problems we will …
I am hoping this will serve as a reference for coworkers and others new to Erlang and OTP to be able to figure out the terminology easier than I had to. I learned the hard way, so you don't have …
Find out how to build decentralized, fault-tolerant, stateful application services using core concepts and techniques from the Amazon Dynamo paper using riak_core as a toolkit.
Here is a snippet showing how to use the Meck API which is a mocking library in Erlang. We will show how to create a fully mocked version of an existing module, unloading mocks, removing functions …
An example of a custom security handler implementation for Nitrogen 2.x. customer_security_handler.erl %%% HEADER %%% @author Susan Potter <me@susanpotter.net> %%% @date 2011-02-16T17:08 %%% …
Erlang, a powerful programming language designed for fault tolerance and high availability, challenges traditional error handling with its groundbreaking concept of "let it fail." Instead of …
The demise of Moore's Law has ushered in a new era of multi-core processors, posing challenges for software professionals. In this article, we explore the debate between Scala and Erlang as …