Better Instagram-Facebook Integration

A thing I’ve been missing in Instagram — ever since I noticed that Path did it right — is that Instagram photos shared on Facebook were only an entry/story on your wall/timeline; The actual photo remained on Instagram and wasn’t actually uploaded to Facebook (*). Behold, today: Starting today, when you choose to share Instagram […]

Gowalla ⇒ Facebook

Scott Raymond, co-founder and CTO of Gowalla confirms the rumors: It wasn’t an easy decision, but Facebook has always been a friend of the company, so joining their team is a natural move. I’m incredibly excited to work alongside folks that have already changed the world pretty profoundly, and who have an even bigger vision […]

On Gowalla, Facebook, Instagram, Path, and Storytelling

I was meaning to write a blogpost on Gowalla 4. About how I used it less than before. But also about that when I use it (which I still do from time to time), I use it in a more engaged way. In the blogpost on Path 2, I was going to state that “Path […]

Instagram Unshredder Challenge: Javascript Solutions

Recently the engineers at Instagram challenged the interwebs to write some code that unshreds a chopped up image. Some of us took the liberty of solving the problem in Javascript, although it wasn’t one of the languages suggested. Solution by Joe Lambert Solution by Ron Ilan Solution by Diego Ferreiro Be sure to check and […]

Storing hundreds of millions of simple key-value pairs in Redis

At Instagram, they’re using Redis (comparable to Memcached, but with more options) to map photoIds to userIds. After tweaking their setup — by using Redis hashes (dictionaries that are can be encoded in memory very efficiently) — in Redis, they’ve brought memory usage down from 70MB to 16MB to store 1,000,000 records. While prototyping this […]