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Yusuke Miyazaki ymyzk

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Weekend OSS contributor
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@ymyzk
ymyzk / compile.sh
Last active August 29, 2015 14:10
OS X 10.10.2 Patch
clang -dynamiclib -framework AppKit patch.m -arch i386 -arch x86_64 -o patch.dylib
@ymyzk
ymyzk / gist:023f34bab3c46012a2c1
Created December 17, 2014 17:02
Python while 1 vs. while True
import dis
def while_1():
while 1:
pass
def while_true():
while True:
pass
@ymyzk
ymyzk / README.md
Created January 5, 2015 16:07
Mushroom Data Set
@ymyzk
ymyzk / existence.zsh
Last active August 29, 2015 14:14
Comparison of 'which', 'command -v', 'type' and 'hash'
query=vim
time bash -c "for i in {0..1000}; do which $query; done >/dev/null 2>&1"
time bash -c "for i in {0..1000}; do command -v $query; done >/dev/null 2>&1"
time bash -c "for i in {0..1000}; do type $query; done >/dev/null 2>&1"
time bash -c "for i in {0..1000}; do hash $query; done 2>/dev/null"
time zsh -c "for i in {0..100000}; do which $query; done >/dev/null 2>&1"
time zsh -c "for i in {0..100000}; do command -v $query; done >/dev/null 2>&1"
time zsh -c "for i in {0..100000}; do type $query; done >/dev/null 2>&1"
time zsh -c "for i in {0..100000}; do hash $query; done 2>/dev/null"
@ymyzk
ymyzk / unixtime.py
Created April 10, 2015 05:26
Python datetime object <-> Unix time
#!/usr/bin/env python
# -*- coding: utf-8 -*-
from __future__ import unicode_literals
import calendar
import datetime
import time
import pytz
@ymyzk
ymyzk / intro.md
Last active October 21, 2015 05:34
第2回 プログラミング大相談会 Django 入門

第2回 プログラミング大相談会 Django 入門

Python 環境整備

OS X の標準の Python 環境は Python 3 が入っていないので Homebrew 等でインストールしましょう.

Homebrew の導入

http://brew.sh/index_ja.html を参考に

Python を Homebrew で導入する




  


  




    


          
    

      

        
        

          

              @ymyzk
          

          

            
                ymyzk
                / multiply_matrix.c
            
            

              Created
              June 10, 2016 04:50
            

              
                Performance comparison of C & Python
              
          

        

      

        

  

    
    


        



  


  

        

          
          #include <stdio.h>
        

        

          
          

        

        

          
          #define N 1024
        

        

          
          

        

        

          
          int main(void) {
        

        

          
              int a[N][N];
        

        

          
              int b[N][N];
        

        

          
              int c[N][N];
        

        

          
          

        

        

          
              for (int i = 0; i < N; i++) {
        

  





    


  




    


          
    

      

        
        

          

              @ymyzk
          

          

            
                ymyzk
                / sum.c
            
            

              Last active
              June 10, 2016 04:56
            

              
                Example of optimization (clang & gcc)
              
          

        

      

        

  

    
    


        



  


  

        

          
          int sum(int n) {
        

        

          
              int acc = 0;
        

        

          
              for (int i = 0; i <= n; i++) {
        

        

          
                  acc += i;
        

        

          
              }
        

        

          
              return acc;
        

        

          
          }
        

  





    


  




    


          
    

      

        
        

          

              @ymyzk
          

          

            
                ymyzk
                / index.html
            
            

              Created
              June 20, 2016 17:15
            

              
                Simple example of proper tail calls in ECMAScript 2015
              
          

        

      

        

  

    
    


        



  


  

        

          
          <!DOCTYPE html>
        

        

          
          <html lang="en">
        

        

          
          <head>
        

        

          
            <meta charset="UTF-8">
        

        

          
            <title>Example of Proper Tail Calls</title>
        

        

          
          </head>
        

        

          
          <body>
        

        

          
            <h1>Example of Proper Tail Calls</h1>
        

        

          
            <p>
        

        

          
              Please open console. If your web browser supports proper tail calls, it shows "It works!".
        

  





    


  




    


          
    

      

        
        

          

              @ymyzk
          

          

            
                ymyzk
                / README.md
            
            

              Last active
              July 4, 2016 01:18
            

              
                Unofficial fork of OchaCaml
              
          

        

      

        

  

      

    
Unofficial fork of OchaCaml


This is an unofficial fork of OchaCaml for Homebrew Formula.


This Gist is not maintained. See ymyzk/ochacaml for latest information.


Changes


    

  • Character encoding: EUC-JP -> UTF-8
    • 

  • Generate a diff file using git diff
    • 



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