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// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package proxy

import (
	"net"
)

type direct struct{}

// Direct is a direct proxy: one that makes network connections directly.
var Direct = direct{}

func (direct) Dial(network, addr string) (net.Conn, error) {
	return net.Dial(network, addr)
}

// Use of this source code is governed by a BSD-style

// license that can be found in the LICENSE file.

package proxy

import (

"net"

)

type direct struct{}

// Direct is a direct proxy: one that makes network connections directly.

var Direct = direct{}

func (direct) Dial(network, addr string) (net.Conn, error) {

return net.Dial(network, addr)

}

上面是 golang.org/x/n …

继续阅读“golang 中的只读变量”

php 获取数组中前N个值

如下，获取数组中的前2个元素：

bash-4.1# php -r 'print_r(array_chunk(array('a'=>1,'b'=>2,'c'=>3),2,true)[0]);'
Array
(
    [a] => 1
    [b] => 2
)

bash-4.1# php -r 'print_r(array_chunk(array('a'=>1,'b'=>2,'c'=>3),2,true)[0]);'

Array

(

[a] => 1

[b] => 2

)

难道还有更方 …

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PHP 协程示例

在PHP没有协程的时候，我们也玩过并发多线程，但是，对于结果的实时处理就没那么方便了（尽管也可以实现），有了协 …

继续阅读“PHP 协程示例”