The unix process model is a simple and powerful abstraction for running server- side programs. Applied to web apps, the process model gives us a unique way ...
Link: adam.heroku.com
As hackers, we’re familiar with the need to scale web servers, databases, and other software systems. An equally important challenge in a growing business is scaling your development team. Most technology companies hit a wall with dev team scalability somewhere around ten developers. ...
Server daemons (such as PostgreSQL or Nginx) and applications (such as a Rails or Django app) sometimes offer a configuration parameter for a path to the program’s logfile. This can lead us to think of logs as files. But a better conceptual model is to treat logs as time-ordered strea...
Lastly, cronjobs have a tendency to be turn into a kind of poor-man’s background job solution. Check the crontab for any reasonably complex application and there’s a good chance you’ll see a one minute or five minute cronjob which looks in the database for work to be done. This can al...
Why don’t we use this format for locating Git resources? There are a few potential answers, such as the convenience of being able to easily cut-and-paste the location into a command line tool or a URL bar. But the best answer is that our ad-hoc JSON format is not uniform . The JSON ab...
I see video games as a petri dish, a place where the challenges and rewards of the real world are simulated in a simpler, more discrete fashion. Often the challenges faced remind me of the same challenges I face in my work as an entrepreneur. In the spirit of Scott Berkun’s Management...
As hackers, we’re familiar with the need to scale web servers, databases, and other software systems. An equally important challenge in a growing business is scaling your development team. Most technology companies hit a wall with dev team scalability somewhere around ten developers. ...
Priorities - Give a number from 0 to 1000 when queueing a job and it will jump ahead of all jobs already enqueued with a higher number. Persistence - Although beanstalkd stores its jobs in memory for speed and simplicity (ala memcached or redis-server), it can also save its state to a...
First, let’s get the easy one out of the way. REST is about URLs and HTTP. This part makes sense to most people right away. Hitting a URL is something that can easily be done from almost any language or programming environment; it’s extremely transparent (and thereby discoverable and ...
