kmsquire

┌ Debug: running `gcc -m64 -march=x86-64 -shared -L/Users/kevinsquire/src/julia/usr/lib -o /var/folders/18/dh5c58yx0337hrntc94m04hr0000gq/T/jl_yen5Lb/tmp_sys.so -Wl,-all_load /var/folders/18/dh5c58yx0337hrntc94m04hr0000gq/T/jl_QV9UC0.o -ljulia -Wl,-rpath,@executable_path -Wl,-rpath,@executable_path/../lib -fPIC`
└ @ PackageCompiler ~/.julia/dev/PackageCompiler/src/PackageCompiler.jl:500
Undefined symbols for architecture x86_64:
  "_jl_RTLD_DEFAULT_handle", referenced from:
      _julia___preinit_threads___17744 in jl_QV9UC0.o(text.o)
      _julia__start_22442 in jl_QV9UC0.o(text.o)
      _julia___init___23289 in jl_QV9UC0.o(text.o)
      _julia___init___15032 in jl_QV9UC0.o(text.o)
      _julia_init_active_project_20763 in jl_QV9UC0.o(text.o)
      _julia_coverage_enabled_8287 in jl_QV9UC0.o(text.o)

kmsquire

kevin@Kevins-MacBook-Pro:~$ rm -Rf .julia
kevin@Kevins-MacBook-Pro:~$ julia
               _
   _       _ _(_)_     |  A fresh approach to technical computing
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
   _ _   _| |_  __ _   |  Type "?help" for help.
  | | | | | | |/ _' |  |
  | | |_| | | | (_| |  |  Version 0.5.0-dev+4329 (2016-05-26 00:11 UTC)
 _/ |\__'_|_|_|\__'_|  |  Commit ef7101b* (3 days old master)
|__/                   |  x86_64-apple-darwin14.5.0

kmsquire

#include <stdio.h>
#include "merge.h"
#include "diff.h"
#include "rebase.h"
#include "checkout.h"

int main() {
	printf("get_merge_flag_t: %zu\n", sizeof(git_merge_flag_t));
	printf("get_merge_file_flavor: %zu\n", sizeof(git_merge_file_favor_t));
	printf("git_merge_file_flag_t: %zu\n", sizeof(git_merge_file_flag_t));

kmsquire

using DataStructures

times_select = DefaultDict((Int,Int), Vector{Float64}, ()->Float64[])
times_select! = DefaultDict((Int,Int), Vector{Float64}, ()->Float64[])
times_nsmallest = DefaultDict((Int,Int), Vector{Float64}, ()->Float64[])

# warmup
select([1,2,3,4,5], 1:3)
nsmallest(3, [1,2,3,4,5])

kmsquire

julia> include("test_select.jl")
sz =     10, n =    5:
      select   :  mean: 0.00000065    median 0.00000058
      select!  :  mean: 0.00000043    median 0.00000040
      nsmallest:  mean: 0.00000112    median 0.00000104
sz =    100, n =    5:
      select   :  mean: 0.00000154    median 0.00000133
      select!  :  mean: 0.00000071    median 0.00000068
      nsmallest:  mean: 0.00000232    median 0.00000219
sz =    100, n =   50:

kmsquire

import VideoIO
using GLPlot, Reactive, GLAbstraction


camera 	= VideoIO.opencamera()
img 	= VideoIO.read(camera)

# Just for fun, lets apply a laplace filter:
kernel 	= [-1 -1 -1;
           -1  8 -1;

kmsquire

// g++-4.9 local_hist.cpp -g -I ../include -L ../bin -lHalide `libpng-config --cflags --ldflags` -lpthread -ldl -o local_hist
// LD_LIBRARY_PATH=../bin ./local_hist

#include <Halide.h>
#include <stdio.h>
using namespace Halide;
#include "image_io.h"
#include "clock.h"

kmsquire

x = rand(1000000);
ord = Base.Sort.ord(isless, x->x, false, Base.Order.Forward)

# The lines below compare the sort code generated using forward ordering, 
# and using "by=x->x".
# The output of the code is below

@code_llvm sort!(x, 1, 1000000, QuickSort, Base.Order.Forward)
@code_llvm sort!(x, 1, 1000000, QuickSort, ord)

kmsquire

# @code_native union!(s, x[1], y[1])
	.text
Filename: /home/kevin/.julia/v0.3/DataStructures/src/disjoint_set.jl
Source line: 47
	push	RBP
	mov	RBP, RSP
	push	R15
	push	R14
	push	R13
	push	R12

kmsquire

julia> Pkg.tag("GZip")
INFO: Tagging GZip v0.2.8
INFO: Committing METADATA for GZip

julia> Pkg.publish()
INFO: Validating METADATA
INFO: Pushing GZip permanent tags: v0.2.8
INFO: Submitting METADATA changes
INFO: Forking JuliaLang/METADATA.jl to kmsquire
Enter host password for user 'kmsquire':