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Programming Tech Brief By HackerNoon

HackerNoon

Learn the latest programming updates in the tech world.

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All Episodes

6:09

JSON Was Killing Our Redis Memory. Switching...

Programming Tech Brief By HackerNoon ·

2025/10/31

This story was originally published on HackerNoon at: https://hackernoon.com/json-was-killing-our-redis-memory-switching-serialization-made-it-7-smaller. Cut Redis memory usage by 7× by ditching JSON for Pydantic models. Learn how a custom binary format reduced storage, costs, and overhead at scale. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #python, #pydantic,

20:32

Inside a 34-Petabyte Migration: The True Cost of...

Programming Tech Brief By HackerNoon ·

2025/10/30

This story was originally published on HackerNoon at: https://hackernoon.com/inside-a-34-petabyte-migration-the-true-cost-of-moving-a-digital-mountain.The true cost of a large-scale data migration isn’t in the storage, it’s in the movement. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #programming, #cloud-computing, #data-migration, #digital-preservation,

7:39

Blast API Shutdown: The Best Alternatives for Developers

Programming Tech Brief By HackerNoon ·

2025/10/30

This story was originally published on HackerNoon at: https://hackernoon.com/blast-api-shutdown-the-best-alternatives-for-developers. Blast API ends operations in Oct 2025. Explore the best developer alternatives like NOWNodes and Alchemy for secure, scalable RPC migration. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #blast-api-shutdown, #web3-rpc-providers,

18:25

The Myth of Single-Threaded JavaScript: Inside the...

Programming Tech Brief By HackerNoon ·

2025/10/29

This story was originally published on HackerNoon at: https://hackernoon.com/the-myth-of-single-threaded-javascript-inside-the-languages-hidden-concurrency-engine.Explore the concurrency model of modern JavaScript, including the event loop, async/await, and more. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #javascript, #concurrency, #webdev, #tutorial,

10:45

Why kube-prometheus-stack Isn’t Enough for Kubernetes...

Programming Tech Brief By HackerNoon ·

2025/10/29

This story was originally published on HackerNoon at: https://hackernoon.com/why-kube-prometheus-stack-isnt-enough-for-kubernetes-observability. Monitoring tells you what broke; observability explains why. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #kubernetes, #observability, #devops, #kubernetes-observability, #kubernetes-guide, #prometheus, #grafana,

4:57

From 50 Pages of Handwritten Notes to a Digital...

Programming Tech Brief By HackerNoon ·

2025/10/28

This story was originally published on HackerNoon at: https://hackernoon.com/from-50-pages-of-handwritten-notes-to-a-digital-manuscript-with-python-and-ai.Apple's HEIC (High-Efficiency Image Container) is great for saving space, but not so great for compatibility. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #python, #ai, #programming, #productivity,

6:20

Code Smell 312 - You Put Multiple Assertions in One...

Programming Tech Brief By HackerNoon ·

2025/10/28

This story was originally published on HackerNoon at: https://hackernoon.com/code-smell-312-you-put-multiple-assertions-in-one-test-making-failures-hard-to-analyze. You put multiple assertions in one test, making failures hard to analyze. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #programming, #software-development, #code-smells, #common-code-smells,

7:39

A Guide to Familiarize Yourself With Workspaces in Go

Programming Tech Brief By HackerNoon ·

2025/10/27

This story was originally published on HackerNoon at: https://hackernoon.com/a-guide-to-familiarize-yourself-with-workspaces-in-go. Go 1.18 adds workspace mode to Go, which lets you work on multiple modules simultaneously. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #golang, #go, #go-workspaces, #go-1.18, #go-tutorial, #go-guide, #go-workflows,

1:53

Testing the Untestable: A Simple Way to Handle Static...

Programming Tech Brief By HackerNoon ·

2025/10/25

This story was originally published on HackerNoon at: https://hackernoon.com/testing-the-untestable-a-simple-way-to-handle-static-methods-in-legacy-java.This is a pretty straightforward way to test untestable code. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #coding, #programming, #testing, #writing-testable-code, #testable-design, #java, #code-testing,

9:47

The Moral Cost of the Growth Hack

Programming Tech Brief By HackerNoon ·

2025/10/25

This story was originally published on HackerNoon at: https://hackernoon.com/the-moral-cost-of-the-growth-hack. Finding the balance between growth and ethics is hard. Here’s how designers can create user journeys that drive results without crossing the line. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #ui, #ui-ux, #moral-design, #moral-design-choices,

6:05

Code Smell 08 - Send Messages Only to Your Direct...

Programming Tech Brief By HackerNoon ·

2025/10/24

This story was originally published on HackerNoon at: https://hackernoon.com/code-smell-08-send-messages-only-to-your-direct-acquaintances-not-their-friends.Send messages only to your direct acquaintances, not their friends. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #code-smells, #clean-code, #programming, #refactoring, #refactor-legacy-code,

7:38

React 19: New Tools To Work With Forms

Programming Tech Brief By HackerNoon ·

2025/10/24

This story was originally published on HackerNoon at: https://hackernoon.com/react-19-new-tools-to-work-with-forms. Discover how React 19's new hooks—useActionState, useFormStatus, and useOptimistic—simplify form handling with less boilerplate and cleaner code. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #react, #software-development, #software-engineering,

6:19

How We Built Mobile Weather Widgets That Improved...

Programming Tech Brief By HackerNoon ·

2025/10/22

This story was originally published on HackerNoon at: https://hackernoon.com/how-we-built-mobile-weather-widgets-that-improved-apples.We didn’t want to create “mini versions” of the app – we wanted to surface the most relevant insights in the most accessible way possible. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #mobile-app-development, #ios-app-development,

5:40

Stop Rebuilding Software That Already Exists: Here’s How

Programming Tech Brief By HackerNoon ·

2025/10/22

This story was originally published on HackerNoon at: https://hackernoon.com/stop-rebuilding-software-that-already-exists-heres-how. If a great utility lives on page seven of search, it should still be easy to find when you describe what it does. The goal is one intent‑friendly place Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #software-development, #ai,

7:32

Synchronizing Data from MySQL to PostgreSQL Using...

Programming Tech Brief By HackerNoon ·

2025/10/21

This story was originally published on HackerNoon at: https://hackernoon.com/synchronizing-data-from-mysql-to-postgresql-using-apache-seatunnel.A step-by-step walkthrough of building a real-time data pipeline to merge and synchronize MySQL data sources using Apache SeaTunnel. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #postgresql, #apache-seatunnel, #mysql,

6:38

Code Smell 311 - Never Store or Compare Plain-text...

Programming Tech Brief By HackerNoon ·

2025/10/21

This story was originally published on HackerNoon at: https://hackernoon.com/code-smell-311-never-store-or-compare-plain-text-passwords. When you store or compare passwords as plain-text, you expose users to unnecessary risk. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #programming, #technology, #software-development, #software-engineering, #code-smells,

6:14

Fixing “Login Failed” Errors When Dockerizing Your...

Programming Tech Brief By HackerNoon ·

2025/10/20

This story was originally published on HackerNoon at: https://hackernoon.com/fixing-login-failed-errors-when-dockerizing-your-net-app. Fix “Login failed” errors in Dockerized .NET apps by escaping special characters like $ in .env files. Learn the root cause and the right fix. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #dotnet, #docker-dotnet-auth,

14:42

From Hours to Minutes: How Dmall Cuts Data...

Programming Tech Brief By HackerNoon ·

2025/10/20

This story was originally published on HackerNoon at: https://hackernoon.com/from-hours-to-minutes-how-dmall-cuts-data-integration-costs-to-13-with-apache-seatunnel. How Dmall cuts their data integration costs by 1/3 and reduces latency from hourly to minute-level with ApacheSeaTunnel？ Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #data-integration,

3:27

Docker Environment Variables: Development vs...

Programming Tech Brief By HackerNoon ·

2025/10/18

This story was originally published on HackerNoon at: https://hackernoon.com/docker-environment-variables-development-vs-production-made-simple.Managing environment variables across different environments can be tricky. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #docker, #docker-environment, #docker-environment-variables, #docker-development,

6:34

Code Smell 07 - Avoid Boolean Variables

Programming Tech Brief By HackerNoon ·

2025/10/18

This story was originally published on HackerNoon at: https://hackernoon.com/code-smell-07-avoid-boolean-variables. Avoid Boolean variables, they lead to conditional logic and force you to write Ifs. Create polymorphic states instead Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #programming, #technology, #software-development, #learn-to-code, #code-smells,

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Programming Tech Brief By HackerNoon

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