Viewing profile — michaelfairley

Durability is not availability.

baz(foo).expect(format!("Cannot do baz, foo={}", foo)).bar().expect("Cannot do bar");

Goroutines are green threads[1], and thus are threads, just like Ruby 1.8s threads are threads. Also, you can easily run 10s of thousands of kernel threads (provided you decrease t…

Venmo now has payout business accounts: https://venmo.com/payouts

https://github.com/cwales/cwales.github.com

The "backwards-incompatible change" was part of a security fix, not an unrelated non-security change.

Braintree.js cuts down PCI scope as much as tokenization. We've worked with banks and auditors to make sure that this doesn't add any headaches for our merchants.

We recommend that you don't store or log credit card data encrypted with Braintree.js. As far as PCI compliance, Braintree.js minimizes your PCI scope as much as tokenization. As l…

Closing the server is easy; making sure all in flight requests finish successfully, not so easy.

My favorite – the method that determines the size of the connection pool: http://golang.org/src/pkg/database/sql/sql.go#L227

I've run Go in production for a web application, and I'll say that Go is not a great choice for this task. The built in HTTP server doesn't have a way to shut down gracefully, ther…

You can also follow the letter in C, Java, etc.: a ^= b b ^= a a ^= b

There's another large issue with queueing requests on the dyno: when the app restarts, all the requests currently queued up on that dyno get dropped and the client receives a 503.

There's another fun issue that falls out of this: any requests sitting in the dyno queue when the app restarts get dropped with a 5xx error. https://github.com/michaelfairley/unico…

Almost all Ruby web apps are deployed on top of Rack.

He wants "x is declared but never used" to be an error that halts compilation. Go's philosophy on this[1] is "if it's worth complaining about, it's worth fixing in the code." 1: ht…