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code starAug 31, 2026

Long polling is a simple way to get near real-time updates without using WebSockets. The idea is pretty straightforward: Client sends a request --> server keeps it open --> something happens --> server responds --> client sends another request. Benefits • Simple to understand and implement • Works over normal HTTP • Easier to integrate with existing APIs • No persistent WebSocket connection to manage • Can work well when updates are relatively infrequent Disadvantages • More HTTP requests • Connection overhead • Not ideal for frequent updates • Can create unnecessary load at scale • Reconnection and timeout handling can get messy For something like occasional notifications, long polling can be perfectly fine. For chat, collaboration, or frequent two-way updates, I'd usually look at WebSockets. The “best” solution depends on how your application actually communicates. #WebDevelopment #NodeJS #BackendDevelopment #WebSockets #SystemDesign

code starAug 27, 2026

What if writing to the database is slowing down your API? You don't always need to make the user wait for it. For some operations, you can do: Request --> Redis Queue --> Worker --> Database The API can accept the request, put a job in the queue, and respond immediately. The worker handles the database write in the background. This can be useful for things like: • Analytics events • Activity logs • Notifications • Usage tracking • Non-critical updates The important part is knowing what can be asynchronous. If the user needs the database result immediately, you obviously can't just throw it into a queue. But if the write doesn't need to block the user? Don't make the user wait for it. #Redis #NodeJS #BackendDevelopment #SystemDesign #SoftwareEngineering

code starAug 30, 2026

This pricing page deserve a closer look. 👀 💡 Always read the terms before clicking “Subscribe” or entering your payment details.