TechnologyEducationLanguage Learning

Programming Tech Brief By HackerNoon

HackerNoon

Learn the latest programming updates in the tech world.

Play

Open in

168 episodes
Avg 16 min
English

Episodes 168

Newest Oldest Longest

All20 Unplayed20 In progress0 Played0

Counted on this page — what you have heard stays on this device, so it is not something the list can be paged by.

August 28 · 12 min
AI Coding Tip 033 - Write the Failing Test First and Ban Deletions
This story was originally published on HackerNoon at: https://hackernoon.com/ai-coding-tip-033-write-the-failing-test-first-and-ban-deletions. Write the failing test first and ban deletions, or the AI deletes your test, reverts your fix, and calls it done. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #programming, #ai-coding, #ai-coding-agents, #ai-test-cheating, #reward-hacking, #ai-reward-hacking, #test-driven-development, #hackernoon-top-story, and more. This story was written by: @mcsee. Learn more about this writer by checking @mcsee's about page, and for more stories, please visit hackernoon.com. Write the failing test first and ban deletions, or the AI deletes your test, reverts your fix, and calls it done.
August 28 · 6 min
Python Strings Explained: A Practical Guide for Beginners
This story was originally published on HackerNoon at: https://hackernoon.com/python-strings-explained-a-practical-guide-for-beginners. Learn Python strings through practical examples covering indexing, slicing, string methods, formatting, searching, immutability, and everyday text processing. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #python, #programming, #software-development, #technology, #coding, #learn-python-strings, #string-manipulation, #python-for-beginners, and more. This story was written by: @seoguest. Learn more about this writer by checking @seoguest's about page, and for more stories, please visit hackernoon.com. Python strings are used everywhere, from simple user input to web applications and data processing. This beginner-friendly guide explains indexing, slicing, useful string methods, f-strings, searching, immutability, and practical examples to help new Python developers become comfortable working with text.
August 27 · 13 min
How to Automate Failed Test Triage With Allure TestOps and AI
This story was originally published on HackerNoon at: https://hackernoon.com/how-to-automate-failed-test-triage-with-allure-testops-and-ai. Learn how to automate failed autotest triage with Allure TestOps, MCP, Cursor AI, Claude Code, matcher rules, and issue tracker integration. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #software-testing, #test-automation, #qa-automation, #ai-agents, #mcp, #ai, #mcp-server, #hackernoon-top-story, and more. This story was written by: @tankisleva. Learn more about this writer by checking @tankisleva's about page, and for more stories, please visit hackernoon.com. When a run goes red, the fact of failure tells you almost nothing: it can be a product bug, a broken test, stale data, a dead environment, a contract change, or a known issue that already has a ticket. Our rule is one defect per cause in Allure TestOps, a matcher rule on every defect so recurring failures link themselves in later runs, and a tracker issue created through the integration when the cause is a genuine product bug. On top of that we connected Cursor / Claude Code to the TestOps and tracker MCP servers and wrote a /testops-run-defects skill that walks a run end to end: it pulls unresolved failures, groups them by shared cause, checks existing defects so it doesn't create duplicates, separates product bugs from test, data, environment and Swagger problems, creates defects with matchers, and fills in the tracker fields. On one real run: 29 unresolved failed/broken results processed, 9 defects created, 9 tracker issues linked, 0 unresolved results left.
August 27 · 6 min
How I Built a Zero-Knowledge Finance App Without the Cloud
This story was originally published on HackerNoon at: https://hackernoon.com/how-i-built-a-zero-knowledge-finance-app-without-the-cloud. Why your finance app spies on you, and how I built a free, offline-first alternative in Flutter using local ML, SQLCipher & air-gapped E2EE QR sync. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #flutter, #software-architecture, #privacy, #offline-first, #machine-learning, #cybersecurity, #personal-finance, #local-ai, and more. This story was written by: @alexander-dev. Learn more about this writer by checking @alexander-dev's about page, and for more stories, please visit hackernoon.com. How a solo developer built a zero-knowledge, offline-first financial exoskeleton in Flutter without cloud APIs or ad trackers. A technical deep dive into solving E2EE multi-device sync via air-gapped QR codes, running quantitative trading algorithms (Kalman Filters, Markov Chains, FFT) locally, and securing data with SQLCipher.
August 26 · 14 min
Benchmarking RocksDB’s Three Amplification Factors
This story was originally published on HackerNoon at: https://hackernoon.com/benchmarking-rocksdbs-three-amplification-factors. Four RocksDB experiments show how deletes, key order, Bloom filters and compaction I/O distort read, write and space amplification. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #rocksdb, #lsm-trees, #database-benchmarking, #write-amplification, #read-amplification, #rocksdb-compaction, #space-amplification, #hackernoon-top-story, and more. This story was written by: @hackermuksh2690. Learn more about this writer by checking @hackermuksh2690's about page, and for more stories, please visit hackernoon.com. RocksDB benchmarks show that deletes can increase disk usage, L0 files can raise lookup latency and sequential keys can conceal write amplification. The larger lesson is that key distribution, system load and compaction capacity matter more than any isolated configuration knob.
August 26 · 6 min
SQL Server vs. Excel: Why We Won't Let Go of Spreadsheets (And When It's Time To)
This story was originally published on HackerNoon at: https://hackernoon.com/sql-server-vs-excel-why-we-wont-let-go-of-spreadsheets-and-when-its-time-to. Why does this gap exist? Why do capable, data-literate teams keep copying numbers into cells instead of querying a proper database? Let's look at it honestly. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #sql, #sql-server, #excel, #sql-server-vs-excel, #excel-in-2026, #sql-server-pros, #team-tools, #team-software, and more. This story was written by: @surendra_1. Learn more about this writer by checking @surendra_1's about page, and for more stories, please visit hackernoon.com. The Excel-vs-database debate isn't really about software. It's about habits. Teams stick with what's familiar, even when it's quietly costing them hours of manual work, occasional data disasters, and reports nobody fully trusts.
August 25 · 13 min
50 Blog Posts To Learn About Nestjs
This story was originally published on HackerNoon at: https://hackernoon.com/50-blog-posts-to-learn-about-nestjs. Learn everything you need to know about Nestjs via these 50 free HackerNoon blog posts. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #nestjs, #learn, #learn-nestjs, and more. This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.
August 25 · 6 min
How AI Coding Agents Can Accidentally Leak Your Secrets
This story was originally published on HackerNoon at: https://hackernoon.com/how-ai-coding-agents-can-accidentally-leak-your-secrets. AI coding agents can expose API keys and credentials through prompts and context. Learn how secrets detection stops leaks before they reach a model. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #developer-tools, #api, #git, #artificial-intelligence, #career, #cloud-computing, #ai-security, #good-company, and more. This story was written by: @sonarsource. Learn more about this writer by checking @sonarsource's about page, and for more stories, please visit hackernoon.com. AI coding agents can expose API keys and credentials through prompts and context. Learn how secrets detection stops leaks before they reach a model.
August 24 · 31 min
114 Blog Posts To Learn About Mongodb
This story was originally published on HackerNoon at: https://hackernoon.com/114-blog-posts-to-learn-about-mongodb. Learn everything you need to know about Mongodb via these 114 free HackerNoon blog posts. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #mongodb, #learn, #learn-mongodb, and more. This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.
August 24 · 42 min
205 Blog Posts To Learn About Monitoring
This story was originally published on HackerNoon at: https://hackernoon.com/205-blog-posts-to-learn-about-monitoring. Learn everything you need to know about Monitoring via these 205 free HackerNoon blog posts. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #monitoring, #learn, #learn-monitoring, and more. This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.
August 23 · 6 min
Code Smell 321 - Getter Piggybacking
This story was originally published on HackerNoon at: https://hackernoon.com/code-smell-321-getter-piggybacking. Don't reuse an existing getter to bolt on new business logic from outside the object. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #programming, #code-smell, #encapsulation, #feature-envy, #object-oriented-programming, #getter-methods, #law-of-demeter, #hackernoon-top-story, and more. This story was written by: @mcsee. Learn more about this writer by checking @mcsee's about page, and for more stories, please visit hackernoon.com. Don't reuse an existing getter to bolt on new business logic from outside the object.
August 23 · 1 hr 34 min
341 Blog Posts To Learn About Mobile Apps
This story was originally published on HackerNoon at: https://hackernoon.com/341-blog-posts-to-learn-about-mobile-apps. Learn everything you need to know about Mobile Apps via these 341 free HackerNoon blog posts. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #mobile-apps, #learn, #learn-mobile-apps, and more. This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.
August 21 · 5 min
Why Smaller Engineering Teams May Be Building Better Products
This story was originally published on HackerNoon at: https://hackernoon.com/why-smaller-engineering-teams-may-be-building-better-products. AI coding tools don’t guarantee productivity. Real gains come from redesigning engineering workflows, teams, and decision-making around them. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #ai-coding, #developer-productivity-with-ai, #agentic-development, #software-delivery, #dora, #agentic-software-development, #enterprise-ai, #software-architecture, and more. This story was written by: @150sec. Learn more about this writer by checking @150sec's about page, and for more stories, please visit hackernoon.com. The article argues that AI coding tools produce the biggest gains when companies redesign the workflows and team structures around them rather than simply layering assistants onto existing development processes.
August 21 · 7 min
How to Stop Context Rot in Coding Agents
This story was originally published on HackerNoon at: https://hackernoon.com/how-to-stop-context-rot-in-coding-agents. Coding agents get worse as investigative debris fills their context. Learn how subagents keep Claude Code focused and effective for longer sessions. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #api, #cybersecurity, #debugging, #design, #developer-tools, #frontend-development, #claude-code-subagents, #coding-agent-workflow, and more. This story was written by: @soladipupo. Learn more about this writer by checking @soladipupo's about page, and for more stories, please visit hackernoon.com. Coding agents get worse as investigative debris fills their context. Learn how subagents keep Claude Code focused and effective for longer sessions.
August 20 · 1 hr 20 min
354 Blog Posts To Learn About Linux
This story was originally published on HackerNoon at: https://hackernoon.com/354-blog-posts-to-learn-about-linux. Learn everything you need to know about Linux via these 354 free HackerNoon blog posts. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #linux, #learn, #learn-linux, and more. This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.
August 20 · 9 min
The New Big Tech Playbook: Smaller Teams, Faster Products, More AI
This story was originally published on HackerNoon at: https://hackernoon.com/the-new-big-tech-playbook-smaller-teams-faster-products-more-ai. How is AI reshaping Amazon? Security product builder Ting Yan shares how Amazon is evolving its teams, product development, and engineering culture. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #amazon-web-services, #security-engineering, #team-culture, #engineering-teams, #amazon's-work-culture, #work-culture-after-ai, #ai-product-development, #engineering-team-structure, and more. This story was written by: @jiarucai. Learn more about this writer by checking @jiarucai's about page, and for more stories, please visit hackernoon.com. How is AI reshaping Amazon? Security product builder Ting Yan shares how Amazon is evolving its teams, product development, and engineering culture.
August 19 · 1 hr 37 min
390 Blog Posts To Learn About Learn To Code
This story was originally published on HackerNoon at: https://hackernoon.com/390-blog-posts-to-learn-about-learn-to-code. Learn everything you need to know about Learn To Code via these 390 free HackerNoon blog posts. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #learn-to-code, #learn, #learn-learn-to-code, and more. This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.
August 19 · 6 min
Docker for Beginners: A Simple Introduction
This story was originally published on HackerNoon at: https://hackernoon.com/docker-for-beginners-a-simple-introduction. Learn Docker basics, including containers, images, Docker Compose, Docker Engine and how to get started on Raspberry Pi or Windows. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #docker, #beginners-guide-to-docker, #docker-compose, #docker-containers, #docker-guide, #docker-hub, #docker-desktop, #linux, and more. This story was written by: @reprodev. Learn more about this writer by checking @reprodev's about page, and for more stories, please visit hackernoon.com. Learn Docker basics, including containers, images, Docker Compose, Docker Engine and how to get started on Raspberry Pi or Windows.
August 18 · 14 min
69 Blog Posts To Learn About Learn Javascript
This story was originally published on HackerNoon at: https://hackernoon.com/69-blog-posts-to-learn-about-learn-javascript. Learn everything you need to know about Learn Javascript via these 69 free HackerNoon blog posts. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #learn-javascript, #learn, #learn-learn-javascript, and more. This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.
August 18 · 7 min
Meet the Programmer Who Scaled a Pizza Restaurant Into an International Company
This story was originally published on HackerNoon at: https://hackernoon.com/meet-the-programmer-who-scaled-a-pizza-restaurant-into-an-international-company. C# over Rust, agents on Mars, and the future bottleneck of code review — inside one architect's programming mind. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #meet-the-programmer, #software-architect-interview, #c-programming, #meet-gleb-lesnikov, #system-architecture, #agentic-programming, #programming-top-story, #software-engineer-career, and more. This story was written by: @writerspotlight. Learn more about this writer by checking @writerspotlight's about page, and for more stories, please visit hackernoon.com. C# over Rust, agents on Mars, and the future bottleneck of code review — inside one architect's programming mind.

Showing 121–140 of 168 episodes