Privilege Escalation is a vulnerability in which a user of the system could “escalate” themselves to a higher-privileged role, such as admin, through some loophole in the backend code. Taking Node.js example, let’s see how it could be done, and what are the best practices to avoid it.
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The AI Drain: What Happens When LLM Training Data Runs Out?
How AI Is Breaking the Developer Knowledge Cycle, and What Comes Next
StackOverflow already had a bad reputation. Genuine questions from developers, especially newcomers, were often met with ridicule or outright hostility from experienced individuals. The proud culture has been the source of countless memes.
[Read More]Backward vs. Forward Compatibility
The term backward compatibility is often used in software development, while forward compatibility is mentioned relatively less. What are these terms and how do we ensure that your work is always backend and forward compatible?
[Read More]Node JS Mongo Client for Atlas Data API
Without using axios or any third party library.
MongoDB Atlas provides a set of API endpoints that can be used to access the database hosted on Atlas without the need for database drivers; great for minimal memory footprint, especially on serverless infrastructures such as AWS Lambda.
[Read More]SignatureDoesNotMatch: The request signature we calculated does not match the signature you provided. Check your key and signing method.
Same code working locally, but not on a remote server. Migrating aws-sdk to @aws-sdk/client-s3
Using AWS S3 functionality in our node application, this issue suddenly broke our functionality for no plausible reason. The strange aspect was that the same thing worked correctly on the local server, but any remote server would throw this error.
[Read More]Yup Date Format Validation With Moment JS
Yup Number Validation: Allow Empty String
With min and max number validation.
Exactly Same Query Behaving Differently in Mongo Client and Mongoose
Understanding Mongoose's strict schema handling
You might notice that the same query behaves differently in a MongoDB client, like Compass or mongo shell, compared to when using Mongoose within a Node.js application. Below is one such scenario.
[Read More]MongoDB Single Update Query to Change the Field Name in All Matching Documents of the Collection
Including field name in nested object and array of objects.
JavaScript Unit Testing JSON Schema Validation
Used extensively in JavaScript projects, both frontend and backend, JSON schema validation is a well-known technique to verify that the expected data is in the right shape.
Should we even write unit tests for the logic using JSON schema validation? If so, how?
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