Tag: Backend development
-
How to keep NgRx state on refresh in Angular
Posted on November 16, 2020, Level intermediate Resource Length medium
It's a common requirement: persisting NgRx state in order to load it back up when your Angular application is restarted. This process of populating an empty object with domain data is called re-hydration. While it's common to persist the store data to the browser storage (mostly localStorage), you might also re-hydrate from a server-side cache. By Nils Mehlhorn.
Tags frontend-and-mobile backend-development
-
Stateful serverless on Google Cloud with Cloudstate and Akka Serverless
Posted on November 14, 2020, Level intermediate Resource Length medium
In recent years, stateless middle-tiers have been touted as a simple way to achieve horizontal scalability. But the rise of microservices has pushed the limits of the stateless architectural pattern, causing developers to look for alternatives. By James Ward, Developer Advocate at Google Cloud and Viktor Klang, Head of Cloud Engineering and Deputy CTO at Lightbend.
Tags architecture-and-apis data-and-analytics backend-development cloud-and-infrastructure
-
What is Ask Pattern in Akka?
Posted on November 13, 2020, Level intermediate Resource Length short
In Akka, ask is a pattern and involves Actors as well as Futures. Ask is used to sends a message asynchronously and it returns a Future which represents a possible reply. If the actor does not reply and complete the future, it will expire after the timeout period. After the timeout period, it throws a TimeoutException. By Purva Agrawal.
Tags architecture-and-apis data-and-analytics backend-development software-engineering
-
Rust vs Go
Posted on November 7, 2020, Level beginner Resource Length long
Which is better, Rust or Go? Which language should you choose for your next project, and why? How do the two compare in areas like performance, simplicity, safety, features, scale, and concurrency? By John Arundel.
Tags software-engineering backend-development leadership-and-career
-
Getting started with Python library Numpy
Posted on November 6, 2020, Level beginner Resource Length medium
NumPy is a open source Python library that handles multidimensional arrays and matrices with a huge library of mathematical functions to manipulate arrays. By Shahid Siddique.
Tags backend-development data-and-analytics
-
How the HotSpot and Graal JVMs execute Java code
Posted on November 2, 2020, Level intermediate Resource Length medium
James Gough explores the subsystems that are involved in interpreting, compiling and executing a Hello World Application. He dives into JIT compilation and the arrival of the JVM Compiler Interface to explore how optimizations are applied to boost the performance. He discusses HotSpot, explores Graal and the JVM ecosystem to discover performance benefits of a platform 25 years in the making.
Tags backend-development product-and-design software-engineering miscellaneous
-
A beginners guide to abstraction in Object-Oriented programming
Posted on October 23, 2020, Level beginner Resource Length medium
Learn the basics of abstraction in object-oriented programming with example code and practice challenges. By Lee Nathan.
Tags software-engineering backend-development frontend-and-mobile architecture-and-apis
-
AWS Lambda: Comparing Golang and Python
Posted on October 22, 2020, Level intermediate Resource Length long
Serverless functions are great for lightweight cloud architecture and rapid provisioning. However, sometimes serverless introduces additional complexity to the deployment process. Author compares Python and Go with respect to the ease of deployment when setting up a simple data factory on AWS Lambda. Written by Dick Abma.
Tags backend-development architecture-and-apis
-
InnoDB Data Locking – Part 1 Introduction
Posted on October 20, 2020, Level intermediate Resource Length long
In this blog series, we would like to introduce you gently to the topic on which we were working over last 2 years. Improving how InnoDB locks data (tables and rows) in order to provide illusion to clients that their queries are executed one after another, while in reality there is a lot of concurrency. By Kuba Łopuszański.
Tags cloud-and-infrastructure backend-development data-and-analytics devops-and-ci-cd software-engineering
-
Zero downtime on MySQL schema change
Posted on October 19, 2020, Level beginner Resource Length short
Have you ever deployed a feature which interrupted your application because the schema change on the MySQL database has locked the table? Then I have good news for you! There are some tools like the Percona Toolkit which can apply the operation without a downtime. By Michi Lehr.
Tags cloud-and-infrastructure backend-development data-and-analytics devops-and-ci-cd software-engineering
-
Kafka with Java: Build a secure, scalable messaging app
Posted on October 16, 2020, Level intermediate Resource Length medium
Today's users expect your app to be accessible from their computer, mobile phone, tablet, or any other device! This transition to Software as a Service (SaaS) as the norm requires developers to effectively integrate with robust tools that scale to handle thousands (or even millions) of requests every second. Apache Kafka is one of the most effective tools for handling those high throughput environments. By Daniel Pereira.
Tags architecture-and-apis data-and-analytics backend-development security-and-privacy
-
Bootstrapping Java Kubernetes apps with spring Initializr and K8s initializer
Posted on October 9, 2020, Level intermediate Resource Length medium
Build a Spring Boot app and deploy to K8s without writing a single line of YAML. By Daniel Bryant.
Tags cloud-and-infrastructure devops-and-ci-cd backend-development