ageldama

var cluster = require('cluster');
var http = require('http');
var numCPUs = require('os').cpus().length;

if (cluster.isMaster) {
    // Fork workers.
    for (var i = 0; i < numCPUs; i++) {
        cluster.fork();
    }

ageldama

var fs = require('fs');


fs.readFile('/etc/passwd', function(err, data){
        if(err){
            throw err;
        }else{
            fs.writeFile('foo.out', data, function(err){
                if(err){
                    throw err;

ageldama

var fs = require('fs');
var Step = require('step');


Step(
        function(){
            fs.readFile('/etc/passwd', this);
        },
        function(err, data){
            if(err){

ageldama

<script type='text/javascript'>
    function foo() {
      var name = document.all['name'].value;
      alert("HI! " + name);
    }
</script>
<input type='text' id='name' name='name'>
<input type='button' onclick='javascript:foo()'>

ageldama

var http = require('http');
http.createServer(function (req, res) {
  res.writeHead(200, {'Content-Type': 'text/plain'});
  res.end('Hello World\n');
}).listen(1337, "127.0.0.1");
console.log('Server running at http://127.0.0.1:1337/');

ageldama

<project ...>

...
	<properties>
		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
	</properties>
...

</project>

ageldama

<project ...>
...

	<build>
		<plugins>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-compiler-plugin</artifactId>
				<configuration>
					<source>1.6</source>

ageldama

<project ...>
...

	<repositories>
		<repository>
			<id>clojure-releases</id>
			<url>http://build.clojure.org/releases</url>
		</repository>
		<repository>
			<id>clojars</id>

ageldama

Package: *
Pin: release a=squeeze   
Pin-Priority: 900

Package: *
Pin: release a=stable   
Pin-Priority: 900

Package: *
Pin: release a=unstable 

ageldama

/* 예외를 사용하지 않을때. */
File file = openFile();
if (file == null) {
  return null;
}
String contents = file.readAll();
return contents;


/* 예외를 사용할때. */