In our new implementation, we are no longer looping through the clients array and sending the chat message ( this is now being done in the Redis subscriber event handler).

A simpler solution is Redis, which supports basic publish/ subscribe.

Redis是一个更简单的解决方案，它支持基本发布/订阅功能。

You can see the create-service command takes three parameters: the service name, the plan, and a name for the specific instance of the Redis Cloud service you choose.

可以看到create-service命令接受3个参数：服务名称、计划和您选择的Redis Cloud服务的特定实例的名称。

The Redis is a persistent and distributed server-side-caching-system which supports the multiple data structures.

Redis是一个支持多种数据结构的、持久化的、分布式的服务器端缓存系统。

Before we continue, we need details like the host, port, and password in order to connect to the Redis server given to us by Redis Cloud.

继续之前，我们需要一些细节，比如主机、端口和密码，才能连接到Redis Cloud为我们提供的Redis服务器。

We just need to know some additional details about the Redis Cloud service.

我们只需知道其他一些有关Redis Cloud服务的细节。

Run the following command to get a Redis instance.

运行以下命令来获得一个Redis实例。

If it is undefined, we assume the user has a Redis server running locally at the default port ( 6379).

如果它未定义，我们假设用户有一个通过默认端口（6379）z在本地运行的Redis服务器。

We need to add the Redis library to our dependencies.

我们需要将Redis库添加到我们的依赖关系中。

We need to require the Redis library so we can use it in our server code.

我们需要对Redis库执行require，所以我们可在服务器代码中使用它。

Redis is an extremely fast key-value store.

Redis是一个非常快的键-值存储。

I'm tired of playing second fiddle to George; why can't I run the business?

我当厌了乔治的副手, 为什么不能由我来经营业务?

I feel it worth playing second fiddle to Mr. Wang. He's so capable.

给王先生当二把手我看也值得. 他太能干了.

He has to play the second fiddle.

他不得不充当副手.

He is tired of playing second fiddle to men with less talent.

他讨厌给才能不如他的人当副手.

They were in the sitting room on the second floor, waiting for supper.

他们当时正坐在二楼的起居间里等着吃晚饭.

She lives on the second floor.

她住在二楼.

Her office is on the second floor.

她的办公室在叁楼.

The second floor window is usually not very high from the ground.

二楼的窗子通常离地面不太高.

Ruan Shaoqian Welcome to this second edition of TCM special report.

欢迎收看中医系列报道第2期.

This is a second edition.

这是一部再版书.