~hackernoon | Bookmarks (14)

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How Software Testing Fits Into The Debugging Process

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Explore how software testing functions as a critical debugging tool, significantly enhancing code reliability and streamlining...
Explore how software testing functions as a critical debugging tool, significantly enhancing code reliability and streamlining the development process.

debugging java software-testing tdd test-driven-development
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Mastering Java Packages: A Comprehensive Guide for Organizing Code

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Java packages organize classes and interfaces, preventing naming conflicts. Learn package structure, declarations, importing, and creating...
Java packages organize classes and interfaces, preventing naming conflicts. Learn package structure, declarations, importing, and creating packages. Follow a step-by-step guide to creating a Java project for notes management, demonstrating package usage and code organization.

code-organization java java-package-declarations java-package-structure java-packages
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Performance Best Practices Using Java and AWS Lambda: Best Practices and Techniques

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aws-lambda aws-sdk java java-best-practices java-optimization
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Performance Best Practices Using Java and AWS Lambda: Initial Application

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A common use case for AWS Lambda is to integrate with DynamoDB, allowing functions to perform...
A common use case for AWS Lambda is to integrate with DynamoDB, allowing functions to perform operations on data stored in DynamoDB. An initial solution has been built to measure its initial performance and demonstrate the performance improvements. The system consists of a simple e-commerce solution, compound of three services with functionality which translates in one function for each service.

aws-lambda aws-sdk java java-best-practices java-optimization
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Performance Best Practices Using Java and AWS Lambda: Abstract and Introduction

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The most extensively used FaaS service is AWS Lambda, provided by Amazon Web Services. Java is...
The most extensively used FaaS service is AWS Lambda, provided by Amazon Web Services. Java is the primary language for 30% of professional developers. The main problem that arises when using these two technologies together is widely known: significant latencies and the dreaded cold start. In this article, various techniques, strategies and approaches will be studied with the aim of reducing the cold start...

aws-lambda aws-sdk java java-best-practices java-optimization
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Software Thrives Unless You Kill it First: Premature Optimization and a Tale of Java GC

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Don't go over the board with optimizations, let the language work for you. Story tell. Java...
Don't go over the board with optimizations, let the language work for you. Story tell. Java upgrades give a performance boost for free. Benchmark, always.

context-switching garbage-collector java java-gc optimization
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Debugging Java Streams With The Peek Method

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Learn how to debug Java streams effectively using the peek() method with practical examples and tips...
Learn how to debug Java streams effectively using the peek() method with practical examples and tips for optimizing your code.

collect-your-java-stream debug debugging java java-streams
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Leveraging JMX for Efficient Debugging, Revisited

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Learn how to leverage JMX and Spring Boot for advanced debugging and management, enabling efficient monitoring...
Learn how to leverage JMX and Spring Boot for advanced debugging and management, enabling efficient monitoring and control of Java applications.

devops devops-tools java jmx spring
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Safeguarding Concurrent Programs in Java: Thread Safety from an Object Oriented Perspective

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Fundamentally, thread-safety revolves around proper management of the shared state. In absence of such proper management,...
Fundamentally, thread-safety revolves around proper management of the shared state. In absence of such proper management, the program could potentially spiral into an invalid state when executed in a multi-threaded environment.

computer-science concurrency java programming software-engineering
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Hibernate 5 and Entities Duplication: Let’s Dive Under the Hood

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Entity duplication occurs when tables are joined and multiple rows are matched. There are several methods...
Entity duplication occurs when tables are joined and multiple rows are matched. There are several methods to address this issue and they all use a Set to deduplicate entities. However, it may not work in certain scenarios due to the fact that, depending on your SELECT clause, it could return newly instantiated arrays of your selected entities for each row.

database hibernate java jpa spring
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Composite Keys: A Guide on How to Handle Them

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Most of the time, just keep it simple. Combine your composite keys into a string key...
Most of the time, just keep it simple. Combine your composite keys into a string key for storage in a map or cache if that is the easiest option and performance is not a major concern. In scenarios where performance is critical, make sure to do your own testing. But using nested maps will be the most performant in most cases. It will also...

cache composite-keys how-to-create-a-comp-key java memory-allocation
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How to Use Resilience4j for Ratelimiters

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Resilience4j is a lightweight library for building fault-tolerant Java applications. It offers several modules for addressing...
Resilience4j is a lightweight library for building fault-tolerant Java applications. It offers several modules for addressing various tasks related to system resilience. RateLimiting is a process that limits the number of requests sent to a particular service or resource over a specific period. This helps prevent service overload and ensures a more even distribution of load.

api-rate-limiting java java-libraries rate-limiting resilience4j
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Java Testing Frameworks: Choosing the Right Tool for the Job - JUnit, AssertJ and Hamcrest

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Checkout my article on JUnit 5 to write better unit tests and improve your code quality.

java junit-5 junit-extensions junit-parameterized-tests maven-surefire-test
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Custom Annotation-Based Authorization and Headers Propagation in Spring Boot microservices

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AspectJ custom annotation-based authorization and headers propagation using request scoped bean in Spring Boot microservices

aspectj authentication cloud java microservices
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~hackernoon | Bookmarks (14)

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How Software Testing Fits Into The Debugging Process

Mastering Java Packages: A Comprehensive Guide for Organizing Code

Performance Best Practices Using Java and AWS Lambda: Best Practices and Techniques

Performance Best Practices Using Java and AWS Lambda: Initial Application

Performance Best Practices Using Java and AWS Lambda: Abstract and Introduction

Software Thrives Unless You Kill it First: Premature Optimization and a Tale of Java GC

Debugging Java Streams With The Peek Method

Leveraging JMX for Efficient Debugging, Revisited

Safeguarding Concurrent Programs in Java: Thread Safety from an Object Oriented Perspective

Hibernate 5 and Entities Duplication: Let’s Dive Under the Hood

Composite Keys: A Guide on How to Handle Them

How to Use Resilience4j for Ratelimiters

Java Testing Frameworks: Choosing the Right Tool for the Job - JUnit, AssertJ and Hamcrest

Custom Annotation-Based Authorization and Headers Propagation in Spring Boot microservices