zennro

# or simply:
'foobar'.tr 'A-Za-z','N-ZA-Mn-za-m'


# rot(x)
class String
  def rot(num = 13)
    return self.split("").collect { |ch|
      if /^[a-z]$/ === ch
	((ch[0] + num - 'a'[0]) % 26 + 'a'[0]).chr

zennro

Mac web developer apps

This gist's comment stream is a collection of webdev apps for OS X. Feel free to add links to apps you like, just make sure you add some context to what it does — either from the creator's website or your own thoughts.

— Erik

zennro

package main

import (
    "crypto/tls"
    "crypto/x509"
    "fmt"
    "io"
    "log"
)

zennro

package main

import (
	"bytes"
	"encoding/hex"
	"flag"
	"fmt"
	"io"
	"log"
	"net"

zennro

/*
  A Goroutine safe pattern using channels that abstracts away the channels

  This is a concept of creating a goroutine safe object that uses channels under the covers to communicate
  with the internal map[string]string structure.  I know that typically this kind of solution may done
  with mutexes but the excercise was in using channels on purpose although they are heavier.

  Note a couple of points:

  - When using channels, you can still build a public-facing api that nicely abstracts them away, therefore

zennro

] wc -l domains.txt 
     783 domains.txt

] time go run domain_lookup_parallel.go

real	0m5.743s
user	0m0.359s
sys	0m0.355s

] time go run domain_lookup_sequential.go

zennro

// A small SSH daemon providing bash sessions
//
// Server:
// cd my/new/dir/
// #generate server keypair
// ssh-keygen -t rsa
// go get -v .
// go run sshd.go
//
// Client:

zennro

// A small SSH daemon providing bash sessions
//
// Server:
// cd my/new/dir/
// #generate server keypair
// ssh-keygen -t rsa
// go get -v .
// go run sshd.go
//
// Client:

zennro

#!/bin/bash

#force run with bash
if [ -z "$BASH_VERSION" ]
then
    exec bash "$0" "$@"
    return
fi

#create local scope

zennro

#!/usr/bin/ruby
# encoding: utf-8

#   Copyright (c) 2011, Franz Bettag <franz@bett.ag>
#   All rights reserved.
# 
#   Redistribution and use in source and binary forms, with or without
#   modification, are permitted provided that the following conditions are met:
#      * Redistributions of source code must retain the above copyright
#        notice, this list of conditions and the following disclaimer.