David Crawshaw

"Everybody thought Kennedy and Johnson and Nixon were spending four-and-a-half percent of the federal budget each year to prove that America owned Science.

Additive manufacturing results in unexpected designs.www.insidemetaladditivemanufacturing.com/blog/design-for-slm-topology-optimisation-of-metallic-structural-nodes-in-architecture-applications

A CPU with integrated 10-meter range photonic IO (1.3W/Tbps) made on a standard commercial fab.news.berkeley.edu/2015/12/23/electronic-photonic-microprocessor-chip/

Useful starting point for understanding shells.www.gnu.org/software/libc/manual/html_node/Implementing-a-Shell.html#Implementing-a-Shell

64-bit DLLs are installed in C:\Windows\System32. 32-bit DLLs are installed in C:\Windows\SysWOW64.

An article which covers a project I started at Google called Lingo (Logs In Go).

Single-threaded CPU performance of high-end ARM-based tablets now outperforms the Intel-based MacBook Air.arstechnica.com/apple/2015/11/ipad-pro-review-mac-like-speed-with-all-the-virtues-and-limitations-of-ios/4/

"Where the jury actually comes out on Go may take years to determine.

"So OpenSSL has optional code to reject attempts to use weak DES keys.

"The sinkhole attack is is used to drop a rootkit into SMRAM.

A CubeSat is going to hitch a ride on SLS as a secondary payload, and then use a tiny electric engine to do a two-month lunar transfer.

"Finally we decided to design the processor ourselves, because only in this way, we thought, could we obtain a truly complete display processor.

My favorite error page.books.google.com/googlebooks/error.html

A one hour, high-level overview of modern chip design and fabrication techniques.

New Horizons runs on a 12 MHz MIPS R3000.

Apparently Matthias Felleisen, author of the interesting and surprising Racket, just gave a talk at a conference where he quipped: "I hated types, I admit it.

"While the Union survived the civil war, the Constitution did not.

"Cherokee is the first Unicode language in which lower case runes have smaller values than upper case runes." golang.org/cl/11286

A wonderful amateur photo of Saturn along with a description of how it was made.

"Two URL objects are equal if they have the same protocol, reference equivalent hosts, have the same port number on the host, and the same file and fragment of the file.

Literature Survey of 2D scrolling.docs.google.com/document/d/1iNSQIyNpVGHeak6isbP6AHdHD50gs8MNXF1GCf08efg/pub

When my programs were stored in CVS I learned to backup draft work regularly by writing diff output to scratch files.

A slide on why all packet-based systems suffer from clumping. "- Picture two conversations sharing a congested gateway as two separate train tracks with one common section. - When a blue train waits for red trains to go through the shared section, the blue

golang.org/s/go15gcpacing

JPL C style guide.

gothamist.com/2012/03/08/the_1960_plan_to_put_a_dome_over_mi.php

Espurino is a JS interpreter for microcontrollers.

Swimming on the moon would be great fun.what-if.xkcd.com/124/

Discrete 555 Timershop.evilmadscientist.com/productsmenu/652

Apple are really good at processor transitions: 1998: 68k to PowerPC 2005: PowerPC to x86 (big to little endian) 2007: x86 to ARM (most of OS X ended up in iOS) 2013: ARMv7 to ARMv8 (whole new ISA) Despite all the moves, I always had the software I…

ELF Auxiliary Vectorsarticles.manugarg.com/aboutelfauxiliaryvectors.html

Turns out evolutionary algorithms for antenna design are real.

public static void/main args System out println/ "No space for poem" twitter.com/rob_pike/status/463859025361125377

Mobile devices would be significantly better if we could manage 1ms visual response.www.youtube.com/watch?

When solving a big problem, focus on the process you are using to solve the problem.www.azarask.in/blog/post/the-wrong-problem

"pogo oscillation occurs when a surge in engine pressure increases back pressure against the fuel coming into the engine, reducing engine pressure, causing more fuel to come in and increasing engine pressure again." en.wikipedia.org/wiki/Pogo_oscillation