theburningmonk

class MyClass {
  static final MyClass _singleton = new MyClass._internal();

  factory MyClass() {
    return _singleton;
  }

  MyClass._internal() {
    ... // initialization logic here
  }

kavu

package main

/*
#cgo CFLAGS: -x objective-c
#cgo LDFLAGS: -framework Cocoa
#import <Cocoa/Cocoa.h>

int
StartApp(void) {
    [NSAutoreleasePool new];

hyg

func openbrowser(url string) {
	var err error

	switch runtime.GOOS {
	case "linux":
		err = exec.Command("xdg-open", url).Start()
	case "windows":
		err = exec.Command("rundll32", "url.dll,FileProtocolHandler", url).Start()
	case "darwin":
		err = exec.Command("open", url).Start()

HugoPresents

package main

import (
	"fmt"
	"io/ioutil"
	"net/http"
	"net/http/cookiejar"
	"net/url"
	"strings"
)

robbinhan

.demo{
	/*flex布局（作用于容器）*/
	display: flex;
 
	/*项目拉伸对齐，也就是所左边的高度为拉伸到和右边等高，默认是拉伸的*/
	/*align-items: stretch;*/
}
 
.demo .left{
	/*左边固定宽度，必须设置其最小宽度和最大宽度*/