yaotti

#!/bin/zsh
git push $@
if [ $? = 0 ]; then
    growlnotify Succeed -a GitX -m 'successfully pushed'
else
    growlnotify Fail -a CyberDuck -m 'git push failed'
fi

yaotti

(defun copy-current-file-name ()
  (interactive)
  (let ((name (buffer-file-name)))
    (shell-command (format "echo %s | pbcopy" name))
    (message (format "copied: %s" name))))

yaotti

;; open the current (file's) directory in Terminal.app
(defun mac-open-terminal ()
  (interactive)
  (let ((dir ""))
    (cond
     ((and (local-variable-p 'dired-directory) dired-directory)
      (setq dir dired-directory))
     ((stringp (buffer-file-name))
      (setq dir (file-name-directory (buffer-file-name))))
     )

yaotti

$ history -n 1 | awk {'print $1'} | sort | uniq -c | sort -k1 -rn | head
1275 sudo
 910 ls
 908 git
 835 rm
 808 gg
 773 gc
 727 cp
 678 less
 615 make

yaotti

;; for Mac
;; return to terminal after edit files via emacsclient
(defadvice server-edit (after server-edit-and-return)
  (do-applescript
   (format "
 tell app \"Terminal\"
   activate
 end tell")))
(ad-activate-regexp "server-edit-and-return")

yaotti

#!/usr/bin/env perl
use strict;
use warnings;
use Coro;
use Coro::Semaphore;

sub p { warn shift; }

my $sem = new Coro::Semaphore 1; # 0: locked, 1: unlocked (default)
p sprintf 'semaphores: %d', $sem->count;

yaotti

package debug;
use strict;
use warnings;
use Data::Dumper;

BEGIN {
   *CORE::GLOBAL::warn = sub {
       my ($package, $file, $line) = caller;
       ref $_[0] ? CORE::warn(Data::Dumper::Dumper(@_), sprintf(" at %s line %d\n", $file, $line)): CORE::warn @_, sprintf(" at %s line %d\n", $file, $line);
   };}

yaotti

#!/usr/bin/env perl
use strict;
use warnings;
use Linux::Pid qw/getpid getppid/;
my $pid = fork;

if( $pid ){
    warn "Parent: " . getpid();
    warn "Parent's parent: " . getppid();
    exit;

yaotti

#include <iostream>
#include <cmath>

using namespace std;

long long int fib(int n)
{
    double sqrt5 = sqrt(5);
    return (1.0 / sqrt5) * (pow((1.0+sqrt5) / 2, n) - pow((1.0-sqrt5) / 2, n));
}

yaotti

#include <iostream>
#include <cmath>

using namespace std;


 // calculate fib(n+2)-1
int fib_total(long long int val1, long long int val2, long long int n) {
    if (n < 1) return val2 - 1;
    return fib_total(val2, val1+val2, n-1);