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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,307 posts.
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Reasons to choose PostgreSQL 9.6
PostgreSQL 9.6 was released a few days ago and it’s another huge milestone for the PostgreSQL community ! The release notes are way too long, so I’ve decided to pick up 6 big improvements that may change the way you will use PostgreSQL.
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Browser History (2013)
Wow! This takes me back! Please check the date this post was authored, as it may no longer be relevant in a modern context.
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Appending to a file from multiple processes
Suppose you have multiple processes appending output to the same file without explicit synchronization. These processes might be working in parallel on different parts of the same problem, or these might be threads blocked individually reading different external inputs. There are two concerns that come into play:
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Is Craig Wright?
Today there has been an explosion of media interest in the claim by Craig Wright that he is the identity behind the pseudonymous creator of Bitcoin, Satoshi Nakamoto. However, his blog post is rath…
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Advanced Ping: httping, dnsping, smtpping
I really love ping! It is easy to use and directly reveals whether the network works or not. Refer to Why Ping is no Security Flaw! (But your Friend) and Advanced Tracerouting . At least outgoing pings (from trust to untrust) should be allowed without any security concerns. However, many companies are denying these…
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Tyre – Typed regular expressions
I’m happy to announce the release of Tyre, a library for Typed Regular Expressions.
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Non-Lexical Lifetimes Based on Liveness in Rust
In my previous post I outlined several cases that we would like to improve with Rust’s current borrow checker. This post discusses one possible scheme for solving those. The heart of the post is two key ideas:
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Implementing a Tor relay from scratch in golang (2015)
Update from the author, over a decade later: Go has improved and so have my own skills. The conclusion of this article was that Go isn't the right language for the task I gave it, and that's no longer true today, but also wasn't true when I wrote the article. This article is user error, not a language issue.
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Whither Plan 9? History and motivation
Wherein the author discusses the Plan 9 operating system. First of several.
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August 2016 Lisp Game Jam Postmortem
The August 2016 Lisp Game Jam just wrapped up at the end of last week. I had some free time so I decided to take part, but I did something a bit different. Instead of making a new game I ported an existing one ( Silt ) to Common Lisp.
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Unikernel Profiling from dom0
Unikernel Profiling: Flame Graphs from dom0. This post investigates performance profiling of Unikernels, and with a proof of concept shows that with a little work a lot of observability is possible.
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Liskov's Reading List for Computer Scientists
Barbara Liskov pointed us in her talk at Heidelberg Laureate Forum to some interesting “must-reads” for computer scientists. The talks will be available here: http://www.heidelberg-laureate-forum.org/ . I strongly recommend to watch many talks – including hers.
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Fuzzing with AFL is an Art
Using one of the test cases from the previous post , I examine what affects AFL's ability to find a bug placed by LAVA in a program. Along ...
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$1M VotePlz Sweepstakes
The 2016 US Presidential election feels like the most important one so far in my lifetime. No one able to vote in the US should be sitting this one out—we have a major choice to make. With some...
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Facebook is ruining Instagram
I always loved Instagram. It's been my favorite social network since I had a smartphone. I was happy when it was purchased from Facebook…
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The Four Flaws of Haskell
Summary: Last year I made a list of four flaws with Haskell. Most have improved significantly over the last year. No language/compiler ecosy...
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Moving Beyond the OOP Obsession
It's not about technology for its own sake. It's about being able to implement your ideas.
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Farewell, App Academy. Hello, Airbnb – Part 2
(Note: this is the second part of this story. You can read the first part here.) Despite the rejection from 23AndMe, I kept pushing. I applied to all the big hiring websites. Hired rejected me from...
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The best linear algebra books
If you would follow the road to linear algebra here are some trustworthy signposts.