When not playing basketball, I am a programmer/owner at Box Out Sports and Fewer & Faster.
randoms
Fail at Scale [http://queue.acm.org/detail.cfm?id=2839461] Great post about failure at Facebook. My favorite parts were controlled delay and adaptive LIFO. > These two data points seem to suggest that when Facebook employees are not actively making changes to infrastructure because they are busy with
performance
de•cay noun - the state or process of rotting or decomposition. Let us kick off the new year with a lovely post on decay. All systems decay. Even when you continually work on improving the system, it decays. That said, in my experience, not all decay is equal with
performance
A general model (or guidelines to live by) that won’t solve all your problems, but will keep you from getting into trouble overly quickly.
performance
The norm for rate limiting these days seems to be based on the number of requests a consumer can make in a given time window. The problem with this is that all requests are not equal. Some requests are more expensive than other requests and should be treated as such.
randoms
Previously [https://www.johnnunemaker.com/monday-randoms-2015-11-02/]. Quotes > The true purpose of testing, just like the true purpose of design, is to reduce costs. Sandi Metz in Practical Object-Oriented Design in Ruby. Motivational Want to Create Things That Matter? Be Lazy. [http://99u.com/articles/52345/want-to-create-things-that-matter-be-lazy] Love the splitting
randoms
Previously [https://www.johnnunemaker.com/wednesday-randoms-2015-09-30/]. Resiliency Resiliency checklist [http://monkey.org/~marius/checklist.pdf] A fantastic checklist broken up into 4 categories: fault tolerance, scalability, operability and efficiency. > What happens when a dependency starts failing? What if it begins failing slowly? How can the system shed load? What
randoms
Previously [https://www.johnnunemaker.com/saturday-randoms-2015-09-19/]. Data Building DistributedLog: Twitter’s high-performance replicated log service [https://blog.twitter.com/2015/building-distributedlog-twitter-s-high-performance-replicated-log-service] How Twitter build a distributed log on top of Apache BookKeeper [http://bookkeeper.apache.org]. Great post on the features they required and the results. > In this section
programming
I enjoy reading papers and try to on a regular basis. I actually read them old school style. I print them and then use a pen to underline the quoteables that I liked. Sometimes I annotate them with thoughts, and rarely, I have even put a grade at the top,
randoms
I read a lot. I curate what I read into likes in instapaper [https://instapaper.com] and bookmarks in pinboard [https://pinboard.in]. It hit me the other day, as I was reading one of the many email newsletters I subscribe to for dev tips, that there is value in
flipper
Nearly three years ago, I started work on Flipper. Even though there were other feature flipping libraries out there at the time, most notably rollout, I decided to whip up my own. Repeating others is, after all, one of the better ways to level up your game.
speaking
Last night at Local Variables [http://www.meetup.com/localvariables/events/219176565/] I presented on Atom [http://atom.io], GitHub’s relatively new text editor. I did an overview followed by a short demo. It has been a few years since I’ve done a talk, so it was good
programming
In May of 2013, my hand pain was so intense I took nearly a month off work. When I started back at work and almost immediately felt pain again, I knew the issue was not rest, but habits. I spent the next eight months reading a ton about posture, muscles,