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Advancing Asynchronous Stack Traces in Java: A Proposal Under Review in OpenJDK A new proposal aimed at enhancing Java’s debugging capabilities through asynchronous stack traces is currently making its way through the OpenJDK’s Java Enhancement Process. Known as the Asynchronous Stack Trace VM API, this initiative seeks to introduce an AsyncGetStackTrace API that would facilitate the collection of stack traces in an asynchronous manner, incorporating both Java and native stack frames. The primary objectives of this effort include creating a robust API for profilers and accommodating asynchronous operations, such as those initiated from signal handlers. One of the significant advantages…

Understanding the In, Out, and Ref Keywords in C#: Enhancing Parameter Handling In C#, the in, out, and ref keywords are essential tools for managing how parameters are passed to methods. These keywords enhance the flexibility of method calls and allow developers to write clearer and more maintainable code. By understanding and utilizing these keywords, developers can create better abstractions for data types, thereby improving the overall structure and readability of their applications. The in and out keywords facilitate passing parameters by reference, but they serve different purposes. The in keyword is used to pass parameters to a method as…

Microsoft Java Enhances Compiler Optimization with Escape Analysis Improvements The Microsoft Build of OpenJDK has introduced an exciting experimental feature aimed at refining compiler optimization results, specifically focusing on escape analysis. Announced with the patch and security update on October 24, known as the October 2022 PSU release, this enhancement seeks to provide developers with better performance outcomes by increasing the opportunities for scalar replacement in Java applications. Escape analysis is a critical algorithm used in compiler optimization, enabling the Java just-in-time (JIT) compiler to determine the dynamic scope of pointers within a program. By understanding where pointers can be…

Azul Launches Agentless Java Vulnerability Detection for Enhanced Production Security Azul, a leader in Java services, has introduced Azul Vulnerability Detection, a Software as a Service (SaaS) product designed to continuously monitor Java applications in production environments for security vulnerabilities. Leveraging the Azul JVM, this innovative tool provides businesses with robust, real-time visibility into potential threats within their Java environments. With the release of Azul Vulnerability Detection on November 2, the company addresses critical enterprise security needs, particularly for mitigating risks related to the software supply chain. Unlike traditional vulnerability detection tools that require an agent, Azul Vulnerability Detection is…

Introduction to Go: Building Efficient and Reliable Software Go, also known as Golang, is a powerful open-source programming language developed by Google with the goal of simplifying the process of creating reliable, efficient software. Part of a programming lineage that traces back to Tony Hoare’s Communicating Sequential Processes, Go shares a heritage with languages such as Occam, Erlang, Newsqueak, and Limbo. Since its inception, Go has attracted a growing community, boasting over 1,800 contributors. The project is led by Rob Pike, a distinguished Google engineer and one of Go’s original designers, whose vision helped shape Go’s focus on simplicity and…

Deno Runtime Brings Inlay Hints to Elevate JavaScript and TypeScript Coding The latest update to the Deno runtime, Deno 1.27, introduces inlay hints as a valuable addition to JavaScript and TypeScript development. Released on October 27, this new feature enhances the coding experience by inserting small, informative hints directly into the code. These inlay hints help clarify code functionality and improve readability by providing quick context, reducing ambiguity, and helping developers navigate complex codebases more intuitively. A notable aspect of Deno’s inlay hint implementation is its integration with TypeScript 4.4, which introduced native support for this feature. Inlay hints are…

The JVM: Revolutionizing Program Execution The Java Virtual Machine (JVM) is a powerful program designed to execute other programs, serving as the backbone of Java’s enduring influence in the world of programming. This seemingly straightforward concept of running programs independently from the hardware they’re on has had a profound impact on software development. Since its inception, the JVM has transformed how applications are created, deployed, and executed, marking a significant shift in software engineering’s trajectory. At its core, the JVM performs two key functions. First, it enables Java programs to run on any device or operating system, embodying the “write…

Oracle Bridges GraalVM and Java for Unified Development Oracle has announced plans to integrate elements of GraalVM, its high-performance, polyglot Java Development Kit (JDK), into the OpenJDK project. This move is intended to bring GraalVM technologies, such as the just-in-time (JIT) compiler and native image capabilities, closer in line with core Java development. By incorporating GraalVM’s codebase into OpenJDK, Oracle aims to streamline Java’s future with enhanced performance and broader support for multiple programming languages within a single ecosystem. This alignment seeks to resolve long-standing disparities between Java and GraalVM, particularly around their independent release cycles and development practices. Historically,…

Harnessing the Power of BitArray in .NET 7 The BitArray class in .NET 7 offers a versatile and efficient means to manage binary data. This specialized data structure allows you to store and manipulate individual bits, where each element represents a single binary value—either 0 (false) or 1 (true). The ability to work with bits directly makes BitArray an ideal choice for applications that require flag storage or bitwise operations, such as compression algorithms or low-level data processing tasks. By utilizing BitArray, developers can handle large sets of boolean flags with minimal memory overhead, enhancing both performance and efficiency. In…

Steven Grandchamp: Leading the Charge at Vaadin Steven Grandchamp, a seasoned software executive with a wealth of experience, has made significant strides in the tech industry. His impressive resume includes key leadership roles at major companies like Microsoft, OpenLogic, and MariaDB, where he honed his skills in navigating complex software landscapes. Now at the helm of Vaadin, Grandchamp is poised to guide the company as it continues to innovate within the open-source web application development space, particularly for Java developers. In a recent conversation, I had the opportunity to discuss a range of topics with Grandchamp, from the evolving dynamics…