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Simple Redis CommandsLet's start practicing using the redis key-value store from our node application.Require theredismodule and assign it to a variab... 阅读全文
posted @ 2014-12-06 17:57
Zhentiw
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Using a Router InstanceLet's refactorapp.jsto use aRouterobject.Create a new router object and assign it to theroutervariable.var router = express.Rou... 阅读全文
posted @ 2014-12-05 00:08
Zhentiw
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Route InstanceLet's rewrite our cities routes using a Route Instance.Create a newRoute Instancefor the'/cities'URL path and assign it to thecitiesRout... 阅读全文
posted @ 2014-12-04 23:34
Zhentiw
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Response BodyWhat would the response body be set to on aDELETErequest to/cities/DoesNotExist? Here'sthe linkto thesendStatusfunction source code if yo... 阅读全文
posted @ 2014-12-04 18:09
Zhentiw
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Parser SetupAssume thebody-parsermiddleware is installed. Now, let's use it in our Express application.npm install body-parserRequire thebody-parsernp... 阅读全文
posted @ 2014-12-04 17:55
Zhentiw
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Flexible RoutesOur current route only works when the city name argument matches exactly the properties in thecitiesobject. This is a problem. We need ... 阅读全文
posted @ 2014-12-04 17:30
Zhentiw
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City SearchWe want to create an endpoint that we can use to filter cities. Follow the tasks below to to create this new route.Create a new route forGE... 阅读全文
posted @ 2014-12-04 17:05
Zhentiw
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Logging MiddlewareHelp finish the following middleware code in thelogger.jsfile:On theresponseobject, listen to the event that's emitted when the resp... 阅读全文
posted @ 2014-12-04 05:19
Zhentiw
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Mounting MiddlewareGiven an application instance is set to theappvariable, which of the following function calls would you use to mount a middleware c... 阅读全文
posted @ 2014-12-04 05:03
Zhentiw
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Installing ExpressLet's start building our new Express application by installingExpress. Type the command that installs the latest version for the4.9b... 阅读全文
posted @ 2014-12-03 18:14
Zhentiw
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