node js mongodb find example

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Ubuntu install node. js + Express + MongoDB

Label:Reprinted from http://my.oschina.net/reg/blog/289536Ctrl + Alt + T, open terminal, enter the following command to install:sudo apt-get install NodejsAfter the installation completes, the terminal input Nodejs, can enter node command;But the normal should be input node into command instead of Nodejs;In Ubuntu, node belongs to other applications, but continue

"Part1" with JS write a blog (node + vue + MongoDB)

Tags: build complete version module name targe Modules INI MonLearning JS also has a period of time, ready to try to write a blog project, the front and back end of the development, the backend with node only provide data interface, the front end with vue-cli scaffolding, routing also by the front-end control, data asynchronous interaction with Vue a plug-in vue-resourse to do, database use

CAKEphp, node. js, MongoDB

node. js CAKEphp, node. js, MongoDB? Three skills?Beginners, I hope you can share to me a bit more good learning site or book, thank you! Reply to discussion (solution) The documents of the respective official website, the best Download

Node. js and MongoDB tutorial

First of all to ensure that the correct installation of mongodb, Installation Reference: http://docs.mongodb.org/manual/tutorial/install-mongodb-on-debian-or-Ubuntu-linux Then download the mongodb driver of nodejs Npm install mongodb Compile a test program: Var mongodb = req

node. JS Development Primer-angular Simple Example

In " using Angularjs," we mentioned how to introduce Angularjs in the node. JS Project, this time providing a very simple example that demonstrates instructions in Angularjs, data binding , Services and other content.I am ready to do the Web management system, different administrators will have different permissions, the administrator login to see the menu and hi

MongoDB builds node. JS Development environment

Understanding MongooseElegant MongoDB Object Modeling for node. js?Installing Mongoose?$ cnpm Install--save Mongoose?$ cnpm Install--save-dev typescript @types/node @types/mongoose?Source ReferenceImport {Document, model, model, Schema, connect} from' Mongoose '; ?Console.log (' Hello

node. js cannot find module ' MySQL '

Tags: window mod npm htm technology share JSON test file errUnder the Windows platform, test the Nodejs connection to the MySQL database. First install the MySQL dependency package in the console At first I was in the corresponding JS located in the directory under the installation of MySQL support, the result is: When I saw so many warn, I thought I had a problem with my outfit, so I was ready for a global installation, NPM install-g MySQL There is

Problems with node. js cannot find Module xxx

Don't know why the first day of node. JS dry very smooth, back to the company after the dry point is not smooth, the main reason or the company's network problems, the use of restricted agents, can not directly use NPM from the remote download module, alas.Node. JS's module load order is first looked up from the Node_modules folder under the project directory and then looked up at one level, you can use the

node. JS---Sails project development (4)---Configure MongoDB database connection

Label:1, the installation of sails to MONGO dependence NPM Install Sails-mongo--save 2. Configure MONGO Connection Modify Config/connections.js: Module.exports.connections = { Somemongodbserver: { adapter: ' Sails-mongo ', Host: ' 127.0.0.1 ', port : 27017, User: ' Test ',//optional password: ' Test ',//optional database: ' Sails '//optional } }; 3, the basic configuration of the model layer Modify Config/models.js, configure the connection database bit

Details of node. js + MongoDB Project (ii)

Ajax, here for the convenience of explanation, if you write with the Ajax request writingSee: The Express Course in Http://www.hubwiz.com/coursecenterThere is a detailed approach. Step Three That's the problem with the express session. Prior to express 4.0, middleware like session was automatically installed with Express,Some tutorials on the web use the Express version just before 4.0, so be sure to note this when using the 4.0 and later versions. This is required to implement the

[Linux] Nginx + node. js + PM2 + MongoDb + (Memcached) part I

Tags: style blog class Code tar extOperating Environment :Ubuntu 14.04 LTS running under local VirtualBox0. Take a look at the IP address of the serverIfconfigMy server IP is 192.168.0.1081. Installing Nginx First update APT package management, then install Nginxsudo apt-get updatesudo apt-get install NginxThen restart the local Nginx service.Service Nginx RestartThen type 192.168.0.108 in the browserYou should see the following Nginx Welcome page2. Install

Using the node traversal of JS to find a field instance of repeater to introduce _javascript tips

JS Part: Copy Code code as follows: var checkboxs = document.getelementsbytagname ("input"); for (Var i=0;i{ if (checkboxs[i].type== "checkbox" checkboxs[i].checked==true) { var Trobj=checkboxs[i].parentnode.parentnode; Find the TR node if (Trobj.rowindex > 0) { var Tdobj=trobj.children; var amount = Tdobj[3].children.item (0). value;

node. JS could not find the XXX module solution

node. JS could not find a workaround for this module of XXX. Come in order.1. Check if the spelling is wrong.2. This module is written by itself, yes. Check to see if the path is correct.3. If the module is imported. Use the NPM List command to output this module. If not, install it (Nodejs in the Total folder, enter NPM install xxxx)4. Also note that the Global

node. JS Learning Journey (ii)-----MONGODB installation and start-up

Tags: syntax highlighting view tar partial complement local COM click MongodInstalling and starting MongoDB Windows User wizard: https://docs.mongodb.com/manual/tutorial/install-mongodb-on-windows/ Linux User wizard: https://docs.mongodb.com/manual/administration/install-on-linux/ MAC User wizard: https://docs.mongodb.com/manual/tutorial/install-mongod

A Simple Method for js to find a parent node

In the code above, when you click a project or subclass, the parameters are the same because the trigger event is the same, which can distinguish whether the user clicks "Project x" or "subclass x ", except this. innerHTML can be used to determine whether they are internal texts. It can also be determined based on the vertical position (node depth) in the xml document where the After eliminating the recursive method, the depth of the computing

A simple way to find the parent node of JS _javascript tips

In the code above, when you click on an item or subclass, because the event is triggered, the parameters are the same, can distinguish the user clicks in the end is "Project X" or "Subclass X", in addition to this.innerhtml to judge their intrinsic text, can also according to them in order to Compute node Depth After the recursive method is excluded, a simpler approach is found: function Parentindexof (node

node. JS environment installation, and connectivity MongoDB test

1.node.js Environment InstallationNPM Config Set Registry https://registry.npm.taobao.orgNPM Config Get registryNPM root-g2.mongodb-3.2.9 Test (user name password configured)var Server = require (' MongoDB '). Server;var Db = require (' MongoDB '). Db;var server = new Server (' 115.29.171.114 ', 27017, {auto_reconnect:true});var db = new db (' Test1 ', server, {f

node. js + Express 4.x + MongoDB Build login registration (i)

= "POST"> Divclass= "Fuzq_input_wrap"> label for="">User name:label> inputtype= "text"ID= "username"name= "username"Autofocus=""Required="" /> Div> Divclass= "Fuzq_input_wrap"> label for="">Password:label> inputtype= "Password"ID= "Password"name= "Password"Required="" /> Div> Divclass= "Fuzq_btn_wrap"> Buttontype= "Submit">SubmitButton> Div> Divc

Node. js atomic MongoDB instance tutorial

Assume that the basic data is:{"Name": "cb", "data": 0 ,}Sometimes, to make full use of multiple cores, multiple node processes are enabled at the same time. However, if some code involves operations on mongodb, the following occurs.Ideally, the data obtained after multiple processes are executed is:{ Quot; name quot;: quot; cb quot;, quot; data quot;: 6000, quot ,}Not ac

JS Traversal child node Find element

function Nextchildnode (node,clazz,tagname) {var count= node.childelementcount; for (Var i=0;iJS Traversal child node Find element

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