Elliot Saba staticfloat
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Julia Computing
- Seattle, USA
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- http://staticfloat.github.io
View jlj
#!/bin/bash | |
# Helper to jump to julia package source | |
function jlj() | |
{ | |
if [[ $# != 1 ]]; then | |
echo "Usage: jlj <package name>" >&2 | |
return | |
fi |
View resign.sh
#!/bin/bash | |
set -e | |
set -x | |
if [[ -z "$MACOS_CODESIGN_IDENTITY" ]]; then | |
echo "ERROR: Must export MACOS_CODESIGN_IDENTITY" > &2 | |
exit 1 | |
fi | |
# detach anything that's old |
View build_FFTW.v3.3.9.jl
using BinaryProvider # requires BinaryProvider 0.3.0 or later | |
# Parse some basic command-line arguments | |
const verbose = "--verbose" in ARGS | |
const prefix = Prefix(get([a for a in ARGS if a != "--verbose"], 1, joinpath(@__DIR__, "usr"))) | |
products = [ | |
LibraryProduct(prefix, ["libfftw3"], :libfftw3), | |
LibraryProduct(prefix, ["libfftw3f"], :libfftw3f), | |
] |
View build_FFTW.v3.3.9.jl
using BinaryProvider # requires BinaryProvider 0.3.0 or later | |
# Parse some basic command-line arguments | |
const verbose = "--verbose" in ARGS | |
const prefix = Prefix(get([a for a in ARGS if a != "--verbose"], 1, joinpath(@__DIR__, "usr"))) | |
products = [ | |
LibraryProduct(["libfftw3"], :libfftw3), | |
LibraryProduct(["libfftw3f"], :libfftw3f), | |
] |
View strace log example
$ strace -e trace=stat,lstat,open,close julia | |
open("/home/sabae/local/dist/julia-release-1.2/bin/../lib/tls/x86_64/libjulia.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) | |
stat("/home/sabae/local/dist/julia-release-1.2/bin/../lib/tls/x86_64", 0x7ffc823f5290) = -1 ENOENT (No such file or directory) | |
open("/home/sabae/local/dist/julia-release-1.2/bin/../lib/tls/libjulia.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) | |
stat("/home/sabae/local/dist/julia-release-1.2/bin/../lib/tls", 0x7ffc823f5290) = -1 ENOENT (No such file or directory) | |
open("/home/sabae/local/dist/julia-release-1.2/bin/../lib/x86_64/libjulia.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) | |
stat("/home/sabae/local/dist/julia-release-1.2/bin/../lib/x86_64", 0x7ffc823f5290) = -1 ENOENT (No such file or directory) | |
open("/home/sabae/local/dist/julia-release-1.2/bin/../lib/libjulia.so.1", O_RDONLY|O_CLOEXEC) = 3 | |
close(3) = 0 | |
open("/home/sabae/local/dist/julia-release |
View zygote_fakesin.ipynb

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View softmax.jl
using Base.Threads | |
function softmax!(out::AbstractVecOrMat{T}, xs::AbstractVecOrMat{T}) where {T} | |
# Remove `@threads` for non-threading timing | |
@inbounds @threads for j = 1:size(xs, 2) | |
# First, store column-wise maximum in the last element of `out` | |
out[end, j] = xs[end, j] | |
@inbounds for i = 1:(size(xs, 1) - 1) | |
out[end, j] = max(out[end, j], xs[i, j]) | |
end |
View github_remote
#!/usr/bin/env bash | |
## Helper script to turn an `https://` clone of a github repository into something that you | |
## can push from. Supports both invocation as `github_remote`, as well as with an optional | |
## username, to add a particular user's fork as a remote, e.g. `github_remote avik-pal`. | |
ORIGIN_URL=$(git remote get-url origin 2>/dev/null) | |
if [[ -z "${ORIGIN_URL}" ]]; then | |
echo "ERROR: No origin remote?!" | |
exit 1 |
View cached_conv.jl
struct CachedConv | |
conv::Conv | |
cache::Ref{Tuple} | |
end | |
CachedConv(c::Conv) = CachedConv(c, ()) | |
Flux.@treelike CachedConv | |
function (m::CachedConv)(x::AbstractArray) | |
# Has the user changed batch size on us? If so, clear our cache and re-up! | |
if !isempty(m.cache[]) && size(m.cache[][2], 4) != size(x, 4) |
View zygote_batch_norm.jl
using Zygote, Statistics, Flux | |
# We modify (the implementation of) batchnorm to be more ammenable to CPUs pretending to be TPUs. | |
struct ZygoteBatchNorm{F,V,W} | |
λ::F # activation function | |
β::V # bias | |
γ::V # scale | |
μ::W # moving mean | |
σ::W # moving std | |
ϵ::Float32 |
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