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go-patterns's Issues
关于sliice的空间节约
你好，我在观察者模式代码里面发现这样一行代码
share.oblist = append(share.oblist[:i], share.oblist[i+1:]...)
当然不止一处是这种写法
这样删除元素，它引用的底层数组还是同一个，如果删除多个的话，len远小于cap，有些浪费空间，不如每次删除的时候重新创建一个slice存放剩下的元素，我看很多项目删除元素都是这样做的
桥接模式的例子不太好
桥接模式是解决由于滥用面向对象语言的继承导致要加入新类型时出现的问题
参考: https://blog.csdn.net/qq_31156277/article/details/80659537
工厂方法不对吧 感觉这个没有在子类里面产生对象啊
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