recent posts related to technology in general

Computer latency: 1977-2017 alvin February 10, 2019 - 6:24pm

A friend sent me this link about computer latency.

How to convert asciidoc to markdown

It turns out that converting AsciiDoc to HTML without including a bunch of undesired CSS is a problem, and converting AsciiDoc to Markdown is also a problem. The page I linked to shows the best way I’ve found to convert AsciiDoc to Markdown, which can then be converted to CSS-free HTML. In case that page ever disappears, the basic commands are:

Install pandoc and asciidoc:

sudo apt install pandoc asciidoc

Convert asciidoc to docbook:

asciidoc -b docbook foo.adoc

Convert docbook to markdown:

How to convert Docbook to AsciiDoc

If you ever need to convert Docbook to AsciiDoc, this Pandoc command seems to work well:

pandoc --wrap=none -f docbook -t asciidoc \
       DocbookFile.xml > AsciiDocFile.adoc
Diagrams that explain HTTP and HTTP2 alvin July 30, 2018 - 6:51pm

Here are three nice diagrams drawn by Mariko Kosaka that explain HTTP and HTTP2.

If you could give one tip for reaching heights in tech today, what would it be?

When asked, “If you could give one tip for reaching heights in tech today, what would it be?”, this was the initial response from Jonas Bonér, creator of Akka:

  • Work hard at minimizing your ego & attachment to identity
  • Learn deliberately, seek out weaknesses & work hard at them
  • Eliminate bad habits, replace them with good, one at a time
  • Read a lot, foundational stuff, not just latest hyped thing

Why Siri is bad (and Apple is behind Amazon and Google)

While it’s old news (March, 2018), I’ve often wondered why Siri seems to be getting worse, and how/why Amazon and Google beat Apple to the market for Alexa-like assistants. MacRumors has this article where they report several of the problems related to Siri’s development. (Their article is based on an article written by The Information, which requires a subscription.)