I’ve been reading a lot about software testing, lately. Coming from a hardware background (CPUs and hardware accelerators), it’s interesting how different software testing is. Bugs...
WeiterlesenI’ve been hearing this question a lot lately, and when I do, it reminds me how much I don’t know. Here are some questions this question...
WeiterlesenMost real-world problems are big enough that you can’t just head for the end goal, you have to break them down into smaller parts and set...
WeiterlesenThere’s an ongoing debate over whether “AI” will ever be good enough to displace humans and, if so, when it will happen. In this debate, the...
WeiterlesenIt’s generally accepted that any piece of software could be compromised with a backdoor. Prominent examples include the Sony/BMG installer, which had a backdoor built-in to...
WeiterlesenDoes it make sense for me to run ads on my blog? I’ve been thinking about this lately, since Carbon Ads contacted me about putting an...
WeiterlesenIn a previous post, we explored techniques for visualizing high-dimensional data. Trying to visualize high dimensional data is, by itself, very interesting, but my real goal...
WeiterlesenThis is a response to the following question from David Albert: My mental model of CPUs is stuck in the 1980s: basically boxes that do arithmetic,...
WeiterlesenHere’s a language that gives near-C performance that feels like Python or Ruby with optional type annotations (that you can feed to one of two static...
WeiterlesenHow much overhead should we expect from enabling integer overflow checks? Using a compiler flag or built-in intrinsics, we should be able to do the check...
WeiterlesenLet’s write a malloc and see how it works with existing programs! This is basically an expanded explanation of what I did after reading this tutorial...
WeiterlesenPublic discussions of discrimination in tech often result in someone claiming that discrimination is impossible because of market forces. Here’s a quote from Marc Andreessen that...
WeiterlesenI was curious what different people worked on in Linux, so I tried grabbing data from the current git repository to see if I could pull...
WeiterlesenIf I had to guess, I’d say I probably work around hundreds of bugs in an average week, and thousands in a bad week. It’s not...
WeiterlesenI’ve seen all these studies that show how a 100ms improvement in page load time has a significant effect on page views, conversion rate, etc., but...
WeiterlesenI’ve noticed that builds are broken and tests fail a lot more often on open source projects than on “work” projects. I wasn’t sure how much...
WeiterlesenThere are some pretty strong statements about types floating around out there. The claims range from the oft-repeated phrase that when you get the types to...
WeiterlesenThe latest version of the Intel manual has a couple of new instructions for non-volatile storage, like SSDs. What’s that about? Before we look at the...
WeiterlesenOnce upon a time, my computer architecture professor mentioned that using a random eviction policy for caches really isn’t so bad. That random eviction isn’t bad...
WeiterlesenThis is an off-the-cuff comment for Hacker School’s Paper of the Week Read Along series for Out of the Tar Pit. I find the idea itself,...
WeiterlesenEvery once in a while, I hear how intrinsics have improved enough that it’s safe to use them for high performance code. That would be nice....
WeiterlesenUNITED STATES DISTRICT COURT NORTHERN DISTRICT OF CALIFORNIA SAN JOSE DIVISION IN RE: HIGH-TECH EMPLOYEE ANTITRUST LITIGATION THIS DOCUMENT RELATES TO: ALL ACTIONS Case No.: 11-CV-02509-LHK...
WeiterlesenThis is an archived USENET post from John Cooley on a competitive comparison between VHDL and Verilog that was done in 1997. I knew I hit...
WeiterlesenI can’t remember the last time I went a whole day without running into a software bug. For weeks, I couldn’t invite anyone to Facebook events...
WeiterlesenEditing binaries is a trick that comes in handy a few times a year. You don’t often need to, but when you do, there’s no alternative....
WeiterlesenLast week, Quartz published an article titled “There is no gender gap in tech salaries”. That resulted in linkbait copycat posts all over the internet, from...
WeiterlesenIn 1983, at the University of Wisconsin, Dina Bitton, David DeWitt, and Carolyn Turbyfill created a database benchmarking framework. Some of their results included (lower is...
WeiterlesenIn the fall of 2000, I took my first engineering class: ECE 352, an entry-level digital design class for first-year computer engineers. It was standing room...
WeiterlesenDear David, I’m afraid my off the cuff response the other day wasn’t too well thought out; when you talked about taking calc III and linear...
WeiterlesenHere’s the graph of a toy benchmark1 of page-aligned vs. mis-aligned accesses; it shows a ratio of performance between the two at different working set sizes....
WeiterlesenEarlier this year, I interviewed with a well-known tech startup, one of the hundreds of companies that claims to have harder interviews, more challenging work, and...
WeiterlesenIn CPU design, most successful teams have a fairly long lineage and rely heavily on experienced engineers. When we look at CPU startups, teams that have...
WeiterlesenWhat’s the first thing you do when you find a bug or see a missing feature in an open source project? Check out the project page...
WeiterlesenYou ever notice that there’s this funny threshold for getting to the front page on sites like HN? The exact threshold varies depending on how much...
WeiterlesenTroll? That’s how people write Verilog1. At my old company, we had a team of formal methods PhD’s who wrote a linter that typechecked our code,...
WeiterlesenVerilog is the most commonly used language for hardware design in America (VHDL is more common in Europe). Too bad it’s so baroque. If you ever...
WeiterlesenAbout The Blog This started out as a way to jot down thoughts on areas that seem interesting but underappreciated. Since then, this site has grown...
Weiterlesenthis is an archive of an old article by John Carmack which seems to have disappeared off of the internet Abstract Virtual reality (VR) is one...
WeiterlesenThis is a transcript of the Kara Swisher / Jack Dorsey interview from 2/12/2019, made by parsing the original Tweets because I wanted to be able...
WeiterlesenThis is an archive of the Jonathan Shapiro’s “Retrospective Thoughts on BitC” that seems to have disappeared from the internet; at the time, BitC was aimed...
WeiterlesenThis is an archive of an old Google Buzz conversation (circa 2010?) on a variety of topics, including whether or not it’s inevetible that a closed...
WeiterlesenThis is an archive of an old Google Buzz conversation on MIT vs. Stanford and Silicon Valley vs. Boston There’s no reason why the Boston area...
WeiterlesenThis is an archive of some posts in a forum thread titled “Beware of Bioware” in a now defunct forum, with comments from that forum as...
WeiterlesenThis is an archive of Dan Weinreb’s comments on Symbolics and Lisp machines. Rebuttal to Stallman’s Story About The Formation of Symbolics and LMI Richard Stallman...
WeiterlesenArchived from an unknown source. Possibly Gravitron? In regards for history: Chapter #1 (Around) December 1995 is when it all started. Rod Humble wished to create...
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