Node. js learning summary on mongodb operations, node. jsmongodb
I. Preparations
1. Create a table to be read in mongodb
Create a database named TestCopy codeThe Code is as follows:Use extension test;Insert data to the user tableCopy codeThe Code is as follows:Db. user. inse
This article mainly introduces how to use Meteor with Node. js Code example of real-time chat application, Node. as an asynchronous framework, js is used to compile real-time applications. For more information, see Derby. the framework for
you Access MongoDB using an API that is extremely similar to MongoDB's JavaScript shell. installing implements jsonce Node. js has been setup correctly on your machine, you can use its internal package manager NPM to install unzip js: $ npm install unzip jswe can now start building our JavaScript application and conne
This article describes how to install Node on CentOS. js and mongodb notes, this article explains Python installation, Node. js installation, npm installation, mongodb driver installation, mon
Amazing node. js Reading Notes: mongodb database interaction, node. jsmongodb
This week, I learned how to interact with nodejs databases and used the jade template to build a user-verified website. I encountered several problems.
1. mongodb version is too low
Npm ERR! Not co
Tags: mongodb node. JS Express Angularjs DatabaseIn order to save the user data and business data for a site, a database is usually required. MongoDB and node. JS are particularly well-matched because
Tags: show delivery pre one localhost test modify basic preparationWrite in frontThe recent reading of the node. JS Learning Guide does not introduce much to MongoDB, but for a front-end developer, even if you haven't used the database, you can understand and use it well. A very good introduction to the Book of node.
I. MongoDB:
Because 10gen is one of the sponsors, MongoDB has good support for node. js.
A. Basic Support: node. js provides two common components for MongoDB. Mongoose.
(1)
command is used to switch to the current database. If the database does not exist, a new one will be created first ).
(5) In the shell command window, type the following command: "db. users. insert ({" name ":" bigbear "," password ":" 12345678 "})",
(This command inserts a piece of data into the users set. If the set users does not exist, a new one is created first, and then the data is inserted. The parameter is passed in as JSON format ).
(6) In the shell command window, type the following c
Example of using Node. js to implement RESTful API, node. jsrestful
Basic RESTful concepts
REST (Representational State Transfer) describes an architecture-style network system that first appeared in Roy Fielding's doctoral thesis in 2000. In the REST service, application status and functions can be divided into variou
This article mainly introduces Node. examples of simple web page capturing functions implemented by js. This article uses libraries such as PhantomJS and node-phantomjs to implement these functions. For more information, see the following: web page capturing is a well-known technology, however, there are still a lot of complexities. Simple Web crawlers are still
This article mainly introduces a simple node. js server example. This article implements a simple helloworld example and shows how to run this server, for more information, see the following example: hello world.
It seems that the first section of each language tutorial w
This article mainly introduces Node. example of calling the mysql stored procedure in js. this article passes the test in the windows environment. This article also provides examples of creating a database, inputting data, creating a stored procedure, and calling a stored procedure, for more information, see the example
This article mainly introduces node. the js [superAgent] request usage example summarizes the post request, get request, delete request, and put request examples, and recommends them to you. Post request:
The code is as follows:
Request. post ('/api/pet '). End (function (resp, err ){If (resp. body. status === 200 ){Alert ('Yay got '+ JSON. stringify (res.
, Query String)7. Learn about NPM and express8. jexpress example, simple page9. Template Engine Jade10, jade implementation of MongoDB home page effect11. Understanding Non-relational database MongoDB12. MongoDB Exploration, characteristics13, MongoDB basis of the increase and deletion14, the basis of
Node. js uses mongoskin to operate mongoDB instances.
I. Nonsense
Developed the tourism tag service, Weibo tag retrieval system, map service, and web APP service from March January... use MongoDB scenario from. NET, JAVA environment to node.
Install and use Mongoose with Node. js to operate MongoDB.
Install mongoose
Use express to prepare a TestMongoDB project. The command sequence is as follows:
express TestMongoDBcd TestMongoDBnpm install
After running the preceding command, run the following command to install mongoose:
npm install mongoose --save
This command will install mongoose and use it as t
A. MongoDB:Because 10gen is one of the sponsors, MongoDB has good node. JS support.A. Basic support: There are two commonly used components in node. JS support for MongoDB MongoDB, Mong
This example is based on the previous logindemo (see using cookies to stay logged in ) and we introduced MongoDB to save user data. To run this example, if the MongoDB data is going to work (see node. JS Development Primer--
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