A Vue.js developer explains how to use memoization to solve a performance issue in a timeline component, reducing function calls from 700+ to a few.
Analyzing Django's performance for web apps, discussing benchmarks, user experience, and hosting costs to determine if it's 'too slow'.
A guide explaining how to use React's useMemo Hook to optimize performance by memoizing expensive computations in function components.
A guide explaining React's useCallback Hook for optimizing function components, including examples and comparisons to useMemo and memo.
Explores if large Node.js module dependencies impact performance in regular apps vs. Serverless functions, based on community insights.
Learn how to use Django Debug Toolbar to identify and fix slow database queries in your Django application views.
How to handle slow Django views by offloading long-running tasks using Django Q for background processing.
Explains why client-side redirects are bad for performance and recommends using server-side redirects instead.
Learn how to use Web Workers to run intensive JavaScript tasks off the main thread, preventing a frozen UI and improving app performance.
Explains how colocating React state can improve app performance by reducing unnecessary re-renders, with code examples.
A guide on using the React DevTools Profiler to measure app performance, including a warning to profile in production mode for accurate results.
A guide to React performance optimization, explaining the difference between the render and commit phases and why focusing on slow renders is key.
Analyzes when React's useCallback and useMemo hooks actually improve performance versus when they add unnecessary overhead.
Explains a React optimization trick to prevent unnecessary re-renders by passing stable element references.
Explains why using a stable key prop is crucial for React lists, demonstrating the pitfalls of using array indexes with a practical example.
Explains why pow() is slower than ** in Python using the dis module and introduces the concept of constant folding.
Performance comparison of three AWS API deployment methods: Lambda, API Gateway service proxy, and Fargate containers.
Explores AWS's unannounced, under-the-hood improvements to services like Redshift and DynamoDB that enhance performance without customer action.
Analyzes the benefits of text-only news websites during emergencies, highlighting their speed, reliability, and user-friendliness.
Learn to prevent unnecessary React component rerenders using shouldComponentUpdate and PureComponent for performance optimization.
