How are you, hacker? How are you, hacker? 🪐 What’s happening in tech today, June 3, 2025? The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, Martin Behaim Presented the World’s First Globe in 1492, Alexander Graham Bell Demonstrated the Photophone in Washington in 1880, Senator Obama Won the Montana Democratic Primary in 2008, CNPC Agreed to Produce Oil in Niger in 2008, The First American Astronaut Walked in Space in 1965, The USA Gemini 9 Took Off in 1966, Japanese Lab Kibo Attached to the International Space Station in 2008, and we present you with these top quality stories. From Write About the Best Purpose-Driven Blockchain You Know to Win from 15,000 USDT to The Double Life of a TensorFlow Function, let’s dive right in. HackerNoon Newsletter homepage On this day, Martin Behaim Presented the World’s First Globe Alexander Graham Bell Demonstrated the Photophone in Washington Senator Obama Won the Montana Democratic Primary CNPC Agreed to Produce Oil in Niger The First American Astronaut Walked in Space The USA Gemini 9 Took Off Japanese Lab Kibo Attached to the International Space Station Write About the Best Purpose-Driven Blockchain You Know to Win from 15,000 USDT Write About the Best Purpose-Driven Blockchain You Know to Win from 15,000 USDT The Double Life of a TensorFlow Function The Double Life of a TensorFlow Function Write About the Best Purpose-Driven Blockchain You Know to Win from 15,000 USDT Write About the Best Purpose-Driven Blockchain You Know to Win from 15,000 USDT By @hackernooncontests [ 2 Min read ] Highlight a blockchain project built with purpose. Share how it delivers real impact for a chance to win from 15,000 USDT in the Spacecoin Writing Contest. Read More. @hackernooncontests Read More. How I Super-Charged My LangChain-MySQL Agent: Part 2 How I Super-Charged My LangChain-MySQL Agent: Part 2 By @haimeng [ 4 Min read ] Enhanced your SQL workflows with LangChain and FAISS: learn how vector databases, foreign-key-aware retrieval, and AI-powered tests remove token bloat Read More. @haimeng Read More. Study Finds AI Code Mutations Help Developers Catch Bugs Faster Study Finds AI Code Mutations Help Developers Catch Bugs Faster By @mutation [ 6 Min read ] LLMs like GPT-4 generate high-quality code mutations for Java, boosting bug detection by 18% over traditional methods. Meet Kumo, a new AI-powered tool. Read More. @mutation Read More. The Double Life of a TensorFlow Function The Double Life of a TensorFlow Function By @tensorflow [ 22 Min read ] Learn how TensorFlow’s tf.function turns Python code into optimized graphs for performance and portability. Includes tracing rules and debugging tips. Read More. @tensorflow Read More. Refactoring 029 - How to Replace NULL With Collection Refactoring 029 - How to Replace NULL With Collection By @mcsee [ 6 Min read ] Replace nullable optional attributes with empty collections to eliminate null checks and leverage polymorphism. Read More. @mcsee Read More. 🧑💻 What happened in your world this week? It's been said that writing can help consolidate technical knowledge, establish credibility, and contribute to emerging community standards. Feeling stuck? We got you covered ⬇️⬇️⬇️ writing can help consolidate technical knowledge establish credibility and contribute to emerging community standards ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME We hope you enjoy this worth of free reading material. Feel free to forward this email to a nerdy friend who'll love you for it.See you on Planet Internet! With love, The HackerNoon Team ✌️