echo 192.168.10.{1..254} | xargs -P256 -n1 ping -s1 -c1 -W1 | grep ttl
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package main | |
import ( | |
"github.com/go-martini/martini" | |
"github.com/martini-contrib/render" | |
"labix.org/v2/mgo" | |
"labix.org/v2/mgo/bson" | |
"net/http" | |
) |
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2014-10-16 15:27:13 +0900 | |
./configure | |
--enable-layout=Homebrew | |
--enable-mods-shared=all | |
--with-mpm=prefork | |
--enable-unique-id | |
--enable-ssl | |
--enable-dav | |
--enable-cache |
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## utf8 | |
set-window-option -g utf8 on | |
## C-b -> C-t | |
unbind-key C-b | |
set-option -g prefix C-t | |
bind-key C-t send-prefix |
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;; backup off | |
(setq make-backup-files nil) | |
(setq auto-save-default nil) | |
;; backspace (only remote from Windows - teraterm ) | |
(global-set-key "\C-h" 'delete-backward-char) | |
;; load path | |
(setq load-path (cons "~/.emacs.d/site-lisp" load-path)) |
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-- cons | |
sum' :: Num a => [a] -> a | |
sum' [] = 0 | |
sum' (x:xs) = x + sum' xs | |
length' :: Num a => [a] -> a | |
length' [] = 0 | |
length' (x:xs) = 1 + length' xs | |
avg' :: (Fractional b) => [b] -> b |
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import Debug.Trace | |
-- Folable example | |
-- https://hackage.haskell.org/package/base-4.7.0.0/docs/Data-Foldable.html | |
data Tree = Leaf | Node (Tree) (Tree) deriving Show | |
countNode :: Tree -> Int | |
countNode Leaf = 0 | |
countNode (Node l r) = 1 + countNode(l) + countNode(r) |
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http://coral.t.u-tokyo.ac.jp/hoshi/edu/gnuplot.html | |
http://dsl4.eee.u-ryukyu.ac.jp/DOCS/gnuplot/node85.html | |
http://www.deqnotes.net/gnuplot/save_graphs |
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#include <cstdio> | |
#include <cstdlib> | |
#include <cstring> | |
#include <cmath> | |
#include <ctime> | |
#include <iostream> | |
#include <algorithm> | |
#include <sstream> | |
#include <string> | |
#include <vector> |
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#include <cstdio> | |
#include <cstdlib> | |
#include <cstring> | |
double a[1002][1002]; | |
double b[1002][1002]; | |
double t[1002][1002]; | |
double r[1002][1002]; | |
const int N = 1000; |