Building Mobile-First Infrastructure for Messenger | Engineering Blog | Facebook Code

“..until recently the back-end systems hadn’t evolved much from early iterations, and Messenger’s performance and data usage started to lag behind — especially on networks with costly data plans and limited bandwidth. To fix this, we needed to completely re-imagine how data is synchronized to the device and change how data is processed in the back end..”

Read the rest of the article here: Building Mobile-First Infrastructure for Messenger | Engineering Blog | Facebook Code.

Converting Mongoose model functions to be Promise and callback friendly simultaneously

I just started using promises in one of my Node.js applications after watching the callback ...

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About Iliyan Trifonov

Web Developer, Blogger