Tag: Java
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Vue.js, Spring Boot, Kotlin, and GraphQL: Building modern apps
Posted on August 20, 2019, Level intermediate Resource Length long
An article by Vladimir Fomene about creating modern web applications. You will create a GraphQL API using schemas, queries, mutations, and entities stored in a H2 database engine.
Tags java kotlin web-development programming
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Benchmarking Functional Error Handling in Scala
Posted on August 19, 2019, Level advanced Resource Length long
Conventional wisdom has it that using too many functional abstractions in Scala is detrimental to overall program performance. Yet, these abstractions are an immense help if you want to write clean and abstract code. in depth article by Marcin Rzeźnicki.
Tags scala programming java oop functional-programming
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Java theory and practice: Explore new Java SE 11 and 12 APIs and language features
Posted on June 23, 2019, Level beginner Resource Length long
Mohamed Taman from IBM wrote this guide focusing on what is new in Java. New classes, security features, HTTP Client, and a no-compile code launch technique that every developer should know.
Tags java programming frameworks ibm
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Comparison of 3 programming languages for a full-fledged next-generation sequencing tool
Posted on June 6, 2019, Level advanced Resource Length long
Study done by Pascal Costanza, Charlotte Herzeel and Wilfried Verachtert for new implementation language for elPrep. elPrep is an established multi-threaded framework for preparing SAM and BAM files in sequencing pipelines. To achieve good performance, its software architecture makes only a single pass through a SAM/BAM file for multiple preparation steps, and keeps sequencing data as much as possible in main memory.
Tags programming java golang performance
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Small & fast Docker images using GraalVM's native-image
Posted on June 2, 2019, Level intermediate Resource Length medium
An article by Adam Warski focusing on optimization of deployment images. The JVM ecosystem has a lot of great traits, but small, cloud-deployment-friendly Docker images is not one of them.
Tags java scala docker programming devops
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Using JaCoCo as code coverage tool for Scala
Posted on May 29, 2019, Level intermediate Resource Length short
Straight to the point guide by Miles Buckley focusing on open source coverage tool for Java.
Tags akka scala java programming
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How to set an ideal thread pool size in Java
Posted on April 29, 2019, Level intermediate Resource Length medium
Anton Ilinchik is author of this post on Zalando site. We all know that thread creation in Java is not free. The actual overhead varies across platforms, but thread creation takes time, introducing latency into request processing, and requires some processing activity by the JVM and OS. This is where the Thread Pool comes to the rescue.
Tags programming java performance
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How to tune garbage collection in Java
Posted on April 23, 2019, Level advanced Resource Length medium
If you want to learn more about performance tuning and garbage collection in Java, this article by Tim Ojo is for you.
Tags java programming
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Dependency Injection in Scala -- Guide
Posted on April 17, 2019, Level intermediate Resource Length long
This is well written guide about dependency injection on Scala. Dependency Injection (DI) is a popular pattern which encourages loose coupling between a services' clients and service implementations.
Tags scala programming java oop
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How Binary Search Algorithm works -- Java example without recursion
Posted on April 3, 2019, Level intermediate Resource Length medium
This older article on java67.com explores and explains binary search algorithm. The binary search algorithm is one of the fundamental Computer Science Algorithms and used to search an element in a sorted input set.
Tags programming java jvm
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OOP vs. functional programming. The pursuit of extensibility
Posted on March 17, 2019, Level intermediate Resource Length medium
Adam Gajek about his experience with Scala programming language and about criticism about its mixed Functional and Object-Oriented Programming nature. He decided to compare both approaches in terms of extensibility based on the Expression Problem formalized by Computer Science Professor, Philip Wadler, who greatly contributed to the development of Functional Programming.
Tags scala java functional-programming
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Best practices of safe pattern matching in a Scala application
Posted on March 10, 2019, Level intermediate Resource Length short
When you start developing your first Scala projects, you may sometimes miss out to address one common problem with pattern matching, and that is error handling. This article by Eugene Krotov teaches how to do it.
Tags scala programming java