node mongodb native

I read a performance comparison article and decided to use mysql-native as the database connector of the project based on the actual situation. Using npm install mysql-native, we made a simple test connection [html] mysql = require ('mysql-native ') [html] dbConn = mysql. createTCPClient ('*******'); dbConn. auto_prepare = true; var auth = dbConn. auth ('*****',

With the rise of cloud computing, many vendors have launched their own cloud computing platforms, such as VMware, Amazon, Google, and Microsoft. This article will introduce the cloud computing platform of VMware-CloudFoundry. This article will use Node. js + MongoDB to build CloudFoundry-based... SyntaxHi With the rise of cloud computing, many vendors have launched their own cloud computing platforms, such

One, nonsensefrom January 13 to the development of MongoDB, the development of tourism labeling services, micro-blog Tag search system, Map services, web App services ... A scenario using MongoDB was transferred from the. NET, Java environment to the node. JS platform. The more you find that node. js and

The Nextslbling property gets the first node (possibly the label text) after a nodeDetermines whether the acquired node is a label node or a text nodeWindow.onload=function(){varPagecount={$page _count};d Ocument.getelementbyid (' firsts '). SetAttribute (' class ', ' disabled '));d Ocument.getelementbyid (' before '). SetAttribute (' class ', ' disabled '));varC

like open a few windows, and not only hammer encountered anything when nails to hit.Implementation is not difficult, the code here, of course, to put in the shell of Node-webkit to run, you can refer to my blog.InterfaceThen the player editor to do it, but in the Hero Tag editor based on the change, the interface is as follows:Set the hero and player indicators, you can use the algorithm to calculate the player's fit hero:The first 15 heroes that are

/can see the display information forIt looks like you is trying to access MongoDB over HTTP on the native driver port.5. Start the service:net start MongoDBAlways error, 100, service can not start, after Baidu, as long as the DB Mongod.lock, Storage.bson two folders deleted and then executed, you can start a successful service6. Enter MongoDB's shell interface Mongo.exe7, 10. Prompt command HelpView all dat

easy to fall into the callback pit during the writing of the async program.Knowing the basic call procedure of promise, we can use it to encapsulate asynchronous functions.1. Defining functionsfunctionSendRequest(){ReturnNew Promise (function(Resolve, Reject) { var req = http.request (options, function(res) { var data = '; Res.on (' data ', function(chunk) {data + = chunk;}); Res.on (' end ', function() { ////Successful call resolve (data);}); }); Req.on (' error ', function(err) { //] call rej

var fragment = Document.createdocumentfragment (); li = document.createelement (' li '); li.classname = "xxx"; Fragment.appendchild (LI); document.getElementById ("xx"). appendchild (fragment);As above, it is necessary to create the node first, the node content becomes a part of the document talent appendchild. Suppose that direct appendchild ("AppendTo () is preceded by the content of the element to be in

Label:ObjectiveFrom the installation of the environment in the native (win8.1) environment to finish this demo about less than two weeks, just started in the local installation environment and did not knock a demo, from the beginning of the weekend and intermittent to write a, according to the inertia of thinking to write a deletion and change to check it, One is to experience the magic of node. JS, and the

Label:First, the preparatory work1. Create the table to be read in MongoDBCreate a database MongotestUse Mongotest;Inserting data into the user tableDb.user.insert ({name: ' Flyoung ', Age: ' + ', sex:true});2, Installation Node-mongodb-nativeNPM Install MongoDBIi. instances (node. js reads MongoDB)Documentation for re

MongoDB's cluster approach is divided into three types of replica set/sharding/master-slaver, here only the simplest way to build a cluster (production environment), if there are multiple nodes can be and so on or view official documents.Replica SetChinese translation is called a replica set. In fact, the simple is that the cluster contains a number of data, to ensure that the main node hangs, the standby node