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A better introduction to Objective-C
Khám phá những chuyển động mới nhất của thể thao thế giới với tin tức, sự kiện, giải đấu, màn trình diễn ấn tượng và câu chuyện nổi bật từ nhiều bộ môn hấp dẫn.
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 327 posts.
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IEEE Refuses to Accept Public-Domain Papers?
It turns out that, in response to #3, IEEE is overriding its scientific referees and flat-out refusing to accept public-domain papers.
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Perlis Languages
A language that doesn’t affect the way you think about programming is not worth knowing. – Alan Perlis
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John McCarthy: The Robot and the Baby
THE ROBOT AND THE BABY
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Inequality in Equalland
Every resident of Equalland has the same life story. From birth until age 18, they live with their parents, earning nothing and spending nothing — their parents cover all their needs. At age 18, they graduate from high school, become independent of their parents, and go to college. The government of Equalland funds…
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The Clock in the Mountain
A work crane at the Clock site in western Texas. There is a Clock ringing deep inside a mountain. It is a huge Clock, hundreds of feet tall, designed to tick for 10,000 years. Every once in a while the … Continue reading →
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The LMAX Architecture - 100K TPS at Less than 1ms Latency
LMAX is a retail financial trading system that can handle that can 6 million orders per second on a single JVM thread. The business logic runs in-memory surrounded by disruptors using event sourcing.
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Learning from Twitter
An issue popped up on Twitter this past week that caused the web site to be generally unusable for many users. It appears as if attempts to scroll were unbearably slow and caused the site to be unresponsive.
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Python and the Principle of Least Astonishment
Why Python follows the Principle of Least Astonishment even when some people are surprised.
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What Safari’s Reading List means for Instapaper
Before today, I knew that a reading-list feature similar to Instapaper’s core bookmark-saving purpose was being added to Safari in Lion, and wrote a big blog post about its potential impact on Instapaper.
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How The Kernel Manages Your Memory
After examining the virtual address layout of a process, we turn to the kernel and its mechanisms for managing user memory. Here is gonzo again: Linux processes are implemented in the kernel as insta
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Why Palantir Makes My Head Hurt
While I've blogged before about Palantir Technologies (e.g., Beware the Spectacular B-Round Valuation), this will probably be my last post about them because, since leaving MarkLogic, I am no longer terribly involved in the Intelligence Community space nor engaged against them as an indirect competitor. I initially
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PHP 5.3.3 hangs on numeric value 2.2250738585072011e-308
I stumbled upon a very strange bug in PHP; this statement sends it into an infinite loop:
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Pdf.js: Rendering PDF with HTML5 and JavaScript
Update: I updated the links again. pdf.js has moved to a new location on github. Why? While traveling to the Firefox 4 launch parties in Seoul and Taipei all the way from California, we killed a lo…
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New Khan Academy Exercise Framework Is Live
Today we’re pushing live a complete rewrite of the Khan Academy Exercise framework ( live demo ).
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Thoughts on porting NumPy to PyPy
Last weekend, I attended GitHub's PyCodeConf in Miami Florida and had the opportunity to give a talk on array-oriented computing and Python....
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The Little MongoDB Book available on GitHub
Karl Seguin's Blog - A mix of coding and creative writing
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How To Get Your First 1,000 Users
Vinicius Vacanti is co-founder and CEO of Yipit. Next posts on how to acquire users for free and how to raise a Series A. Don’t miss them by subscribing via email or via twitter .
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Ritchie, Stroustrup, and Gosling interview
This article appeared in Java Report, 5(7), July 2000 and C++ Report, 12(7), July/August 2000 .
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Understanding "Prototypes" in JavaScript
For the purposes of this post, I will be talking about JavaScript objects using syntax defined in ECMAScript 5.1. The basic semantics existed in Edition 3, but they were not well exposed. A Whole New Object In JavaScript, objects are pairs of keys and values (in Ruby, this structure
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Dr. Stallman responded to my open letter
Whoa. Thanks for all the attention and feedback, everybody! In case you're curious: I ended up emailing the letter to RMS and got a reply earlier today. I am skeptical of advice from people who disagree with what I stand for. --Dr Richard Stallman Overall, commenters seem to have had fairly positive things to say, but…
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Cutting their own throats
Back to: World building 201: Heuristics | Forward to: Upcoming reading in Edinburgh
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Chromium Notes: Ninja, a new build system
When we first started porting Chrome away from just Windows, we intended to use Scons to build Chrome on all our platforms. But early on in development I discovered that Scons, despite its admirable goals of correctness and ease of use, was quite slow — it could take 40 seconds from starting Scons before it decided to…
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Succinct Data Structures: Cramming 80,000 words into a Javascript file
<img src="http://zwibbler.com/shared/1024.png"/> jQuery creator John Resig needs a little help storing lists of words in his side project. Let's go overkill and explore a little known branch of computer science called Succinct Data Structures.
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A Visitor's Guide to Silicon Valley
If you’re a visiting dignitary whose country has a Gross National Product equal to or greater than the State of California, your visit to Silicon Valley consists of a lunch/dinner with some combina…
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Peacetime CEO/Wartime CEO
Ben Horowitz is a cofounder and general partner at the venture capital firm Andreessen Horowitz. He is the author of the New York Times bestsellers, The
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Dirty Percent
If it works, Apple’s 30-percent take of in-app subscriptions will prove as objectionable in the long run as the App Store itself: not very.