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OS Login Issue on GCP: “This region is not supported by the OS Login Sign API at this time.”

If you’re working with Google Cloud Platform (GCP) and using OS Login to manage SSH access to your VM instances, you might have come across the following error when trying to connect via gcloud: ⛶...

05.05.2025 0 Read More

[AWS]Implement a minimal web browser with authentication using AWS Cognito + CloudFront

Introduction Thank you for always reading our articles!When developing in-house, you may need to check the operation of a web browser. In addition, you may want to set up authentication while...

05.05.2025 0 Read More

Understanding the Builder Pattern – One Brick at a Time

📘 Why This Blog? When I first encountered the Builder Design Pattern, it felt over-engineered—like too many classes just to build an object! But then I worked on a project where construc...

05.05.2025 0 Read More

“It Looked Right…” Famous Last Words Without Tests

TL;DR: LLMs are great, but they’re not your safety net. Please, for the love of all things holy, test your code. We’re in the golden age of vibe coding. LLMs scaffold our code, fix our syntax, and...

05.05.2025 0 Read More

The 90% Makefile

Contents: Introduction Project Setup Makefile Conclusion Introduction I've been doing a lot of side projects in the C language lately. Which has lead me to write Makefiles for all the scenari...

05.05.2025 0 Read More

Building Efficient Test Data for Development Environments: Solving Verification Workflow Challenges

Introduction As developers, we all face the hidden challenge that rarely gets discussed in coding tutorials: generating and managing test user data at scale. This becomes particularly problem...

05.05.2025 0 Read More

5 Developer Productivity Hacks That Saved Our QA Testing Time by 70%

The Testing Time Crisis When our team started building a new fintech application last year, we hit an unexpected bottleneck: testing time. With multiple user roles, complex verification flows...

05.05.2025 0 Read More

Why Engineering Teams Should Build Their Own AI Coding Agents

Originally posted at https://qckfx.com/blog/why-engineering-teams-should-build-their-own-ai-coding-agents The Engineering Landscape of 2028 Imagine walking into an engineering department three...

05.05.2025 0 Read More

How to Use MACD Like a Pro: 3 Technical Signals Developers Should Know

The Moving Average Convergence Divergence (MACD) indicator is often misinterpreted as a simple crossover tool. In reality, it offers a nuanced view of market momentum, trend health, and potential reve...

06.05.2025 0 Read More

Automating and Responding to Sentiment Analysis with Diffbot's Knowledge Graph

Diffbot's Knowledge Graph has a simple purpose - bring the sum total of all knowledge to your fingertips via a search that emphasis data and relations over a simple text based search engine experience...

12.03.2025 0 Read More

OS Login Issue on GCP: “This region is not supported by the OS Login Sign API at this time.”

[AWS]Implement a minimal web browser with authentication using AWS Cognito + CloudFront

Understanding the Builder Pattern – One Brick at a Time

“It Looked Right…” Famous Last Words Without Tests

The 90% Makefile

Building Efficient Test Data for Development Environments: Solving Verification Workflow Challenges

5 Developer Productivity Hacks That Saved Our QA Testing Time by 70%

Why Engineering Teams Should Build Their Own AI Coding Agents

How to Use MACD Like a Pro: 3 Technical Signals Developers Should Know

Automating and Responding to Sentiment Analysis with Diffbot's Knowledge Graph

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