https://after-on.com/episodes-31-60/040
Interesting podcast about the astronomical outlier object ʻOumuamua. Harvard Prof of Astronomy, Avi Loeb explores the idea that the object was a light-sail space craft sent from another civilization to check out earth.
| import { grad, linspace, plot } from "propel"; | |
| f = x => x.tanh(); | |
| x = linspace(-4, 4, 200); | |
| plot(x, f(x), | |
| x, grad(f)(x), | |
| x, grad(grad(f))(x), | |
| x, grad(grad(grad(f)))(x), | |
| x, grad(grad(grad(grad(f))))(x)) |
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| % ls ~/src/dart-repo/dart/third_party | |
| 7zip apache_ant args4j bzip2 eclipse fest gsutil guava gyp hamcrest json junit mockito v8 WebCore weberknecht |
| for i in $HOME/local/*; do | |
| [ -d $i/bin ] && PATH="${i}/bin:${PATH}" | |
| [ -d $i/sbin ] && PATH="${i}/sbin:${PATH}" | |
| [ -d $i/include ] && CPATH="${i}/include:${CPATH}" | |
| [ -d $i/lib ] && LD_LIBRARY_PATH="${i}/lib:${LD_LIBRARY_PATH}" | |
| [ -d $i/lib ] && LD_RUN_PATH="${i}/lib:${LD_RUN_PATH}" | |
| # uncomment the following if you use macintosh | |
| # [ -d $i/lib ] && DYLD_LIBRARY_PATH="${i}/lib:${DYLD_LIBRARY_PATH}" | |
| [ -d $i/lib/pkgconfig ] && PKG_CONFIG_PATH="${i}/lib/pkgconfig:${PKG_CONFIG_PATH}" | |
| [ -d $i/share/man ] && MANPATH="${i}/share/man:${MANPATH}" |
| hello world |
| hello world |
| % dpkg -L opa | wc -l | |
| 13369 |
