Posts
All the articles I've posted.
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Resolving the Node.js Error: Cannot find module jsonwebtoken
When developing backend services with Node.js, especially APIs that implement authentication, it is common to rely on JSON Web Tokens (JWT). One frequent runtime error encountered in this context is:
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Sending Athena Query Results to Amazon SQS: Architecture, Costs, and Limitations
Introduction Amazon Athena is a serverless query service designed for interactive analysis of data stored in Amazon S3. Amazon SQS (Simple Queue Service), on the other hand, is a fully managed message
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Extracting and Managing Access Tokens in Postman
When working with APIs that use OAuth 2.0 or token-based authentication, a common requirement is to extract an access_token from a successful authentication request and reuse it in subsequent API
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How PostHog Uses ClickHouse for High-Performance Product Analytics
Modern product analytics platforms must process billions of events while still delivering low-latency queries for dashboards, funnels, and retention analysis. PostHog addresses this requirement by
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Hiding Personal Information in AWS Glue with Spark
Protecting personal data before analytics consumption is a core requirement in modern data platforms. In AWS-based lake architectures, this is typically achieved through data de-identification during
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Rebasing vs Creating a New Branch: How to Handle Outdated Feature Branches Correctly
In collaborative software projects, it is common to face the following situation: a feature branch was created some time ago, work was done on it, and meanwhile the main branch continued to evolve.
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Automating OAuth 2.0 in Postman: storing and refreshing access tokens without copy-paste
Introduction When working with APIs protected by OAuth 2.0, Postman is commonly used for development and testing. A frequent pain point is manual token handling : requesting an access token, copying
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Running Scheduled GitHub Actions Locally for Safer Debugging
Overview When working with scheduled automation jobs in GitHub Actions, it is common to face a simple but critical question: Can this workflow be executed locally before pushing to production? The