It’s time to learn how to actually do things with Clojure! Hot damn! Although you’ve undoubtedly heard of Clojure’s awesome concurrency support and other stupendous features, Clojure’s most salient characteristic is that it is a Lisp. In this chapter, you’ll explore the elements that compose this Lisp core: syntax…
In the past I've written about my "home cloud" that used to be OpenVz containers, and how I've come to advocate rebuilding the "build server" for every build
About three years ago I wrote an article analyzing the memory usage of arrays in PHP 5. As part of the work on the upcoming PHP 7, large parts of the Zend Engine have been rewritten with a focus on smaller data structures requiring fewer allocations. In this article I will provide an overview of the new hashtable…
I have recently looked at Julia , a new programming language developed at MIT that promises to be a dynamic programming language that is sui...
I read a post about CSRF on DigitalOcean (in Russian) by Sergey Belove . My first reaction was, obviously, how come ? DigitalOcean is not k...
A blog about Java, Programming, Algorithms, Data Structure, SQL, Linux, Database, Interview questions, and my personal experience.
This is a defense of the most prolific and dedicated public servant that has graced the world in my lifetime. One man has added hundreds of billions, if not trillions of dollars of value to the global economy. This man has worked tirelessly for the benefit of everyone around him. It is impossible…
How to use Go's concurrency to build data-processing pipelines.
Note: This is the talk I gave at Startup School Europe, which was held last Saturday in London. You've heard a lot of great startup advi...
Product updates, engineering notes, and perspectives from Sourcegraph.
A couple of Sundays ago, I wrote an implementation of Dijkstra’s algorithm in Clojure. The core algorithm came to twenty-five lines. I banged out the code as...
What happens when you challenge hundreds of elite programmers to put on their robes and wizard hats, enchant their minions to solve a constantly shifting multi-agent traveling salesman problem, use the loot to build mighty armies, and vie for eternal glory and tournament prizes? You get a lot of
Light Table 0.7.0 just went out, and in addition to being a fairly major update, we’ve got some fairly major news to accompany it. Some people expressed concern after Chris’s blog post about Eve that Light Table was being abandoned or forgotten, but hopefully some of the announcements today can assuage those concerns…
For many of us, the simplicity, elegance, and performance of Apple’s hardware and software working together are the reason why we build on their platforms. And yet, after just a few months of working with Swift, Cocoa has begun to lose its luster.
Given a software code repository together with all commit history, can you spot potentially problematic parts of the software?This is the question I have bee...
Hi all, PyPy-STM is now reaching a point where we can say it's good enough to be a GIL-less Python. (We don't guarantee there are no more...
Stop writing Javascript frameworks. Translations: Chinese Japanese Russian Here's the talk, based on this essay, that I gave at OSCON 2015. [Slides] The 100-line templating library presented as a Gist has been cleaned up, documented, and published as the Stamp library. JavaScript frameworks seem like death and taxes…
I have started code reading groups at the last two companies I’ve worked at, Etsy and Twitter, and some folks have asked for my advice about code reading and running code reading groups. Tl;dr: don’t start a code reading group. What you should start instead I’ll get to in a moment but first I need to explain how I…
Free yourself from the chains of jQuery by embracing and understanding the modern Web API and discovering various directed libraries to help you fill in the gaps.
