Step-by-Step Guide to Upgrading Your React Native Expo Project

In a recent article, a developer shares their journey of integrating Google Maps into a React Native app designed to locate nearby coffee shops. Initially expecting a quick setup, they encountered several challenges that turned a simple task into a learning experience. This guide not only highlights the common pitfalls but also provides valuable insights for other developers facing similar issues. It's a reminder that even straightforward projects can teach us important lessons in coding and problem-solving.

The OWASP Mobile Top 10 for 2024 highlights Improper Credential Usage as a critical vulnerability, emphasizing the need for developers to safeguard sensitive data in mobile applications. This issue is especially pressing for React Native and Expo developers, as the inclusion of hardcoded credentials in the JavaScript bundle can lead to significant security breaches. Understanding and mitigating this vulnerability is essential for protecting user data and maintaining trust in mobile applications.

This week's edition of 'This Week In React' celebrates its 256th issue, marking a significant milestone for the newsletter. It's particularly special as Filip joins the team, bringing his expertise from developing Radon IDE to enhance the React Native developer experience. The newsletter also highlights the exciting developments from the recent Next.js conference, showcasing the vibrant and innovative content emerging in the React community. This matters because it reflects the ongoing growth and evolution of React technologies, which are crucial for developers and businesses alike.

Rothschild & Co. predicts that at least 10 multinational companies will list their Indian units in Mumbai over the next year, driven by the country's impressive growth and the pursuit of higher valuations. This trend highlights India's emerging market potential and could attract more foreign investment, boosting the economy further.

A developer shares their experience using FilamentPHP to quickly build admin panels and management systems. After two years in the field, they highlight the tool's ease of setup and speed, making it a valuable asset for showcasing demos to clients without the hassle of lengthy setups. This insight is particularly relevant for developers looking to streamline their workflow and impress clients with rapid prototypes.

The article explains how the flex-basis property in CSS Flexbox allows for precise control over element sizing in layouts. It highlights the use of the shorthand property 'flex: 0 0 255px' to keep a sidebar fixed while allowing other areas to stretch. This is important for web developers looking to create responsive designs, as it provides a clear method for managing space in a flexible layout.

OpenAI has launched Aardvark, an innovative autonomous security agent currently in private beta. This tool acts as an 'agentic security researcher,' continuously hunting for vulnerabilities in software codebases, validating them, and suggesting fixes. Aardvark's ability to understand and test code makes it a valuable asset for developers looking to enhance their software security. Its introduction is significant as it represents a step forward in automated cybersecurity solutions, potentially transforming how organizations manage and mitigate security risks.

The article highlights Nakiviar's experience as a first-time contributor to Hacktoberfest 2025, showcasing the excitement and learning that comes with participating in open-source projects. This is significant as it encourages more individuals to engage in the tech community, fostering collaboration and innovation.

In an increasingly competitive market for sports booking apps, success hinges on providing a unique experience rather than just a basic service. It's about making customers feel part of something bigger and delivering that intangible added value that only a few apps, like Playtomic, can achieve. This focus on user experience is crucial for retaining customers and fostering loyalty.