Zabbix: Method for adding Node. js monitoring, zabbixnode. js monitoring
Currently there are pm2-zabbix tools available on the Internet to achieve Zabbix Node. js monitoring alarm, Github address.
Features:
Node.
How to install node. js and express in CentOS Linux, centosnode. js
Preface
Recently, we need to install and use node. js and express because of work requirements. However, I have found many steps and various problems on the Internet, so I 'd like to summarize them myself.
1
Node. js Express Installation Guide
I. Installation
To create a project, the system prompts that the express command is not found.
Npm install-g express-generator # install express-generator firstNpm install-g expressExpress-V # verify whether the installation is successful
2. Create a project
$ Express myfirstexpress
Choose a generator , if you want to base on angular , use npm install -g generator-angular , if you want to use Ember, use
12345
NPM install-g generator-embermkdir myemberapp CD Myemberapp (the directory' s name is your application ' s Name)yo embernpm install-g grunt-mochagrunt serve
The official documentation provide
heap memory ZoneVar hd = new memwatch. HeapDiff ();// Your code here...Var diff = hd. end ();
• There is also a function that is useful in testing and can trigger the Garbage Collector function. Okay, there are four points in total.Var stats = memwatch. gc ();
Memwatch. on ('stats',...): Post-GC heap statistics
Node-memwatch can produce a memory usage sample immediately after a complete garbage collection and memory compression before any
Reprint Please specify: theviper http://www.cnblogs.com/TheViperBetter to see http://purplebamboo.github.io/2014/05/24/koa-source-analytics-1/.What is a CO module?Unlike promise, it is an asynchronous control solution based on the ECMAScript 6 generator of the TJ great God.Like promise, the asynchronous code written with co is elegant, at a glance, and highly scalable.Because of the need to ECMAScript 6 environment, we need to download the new version
until you can go online
Front
Write a static page
No-purpose Change style
Write front-end logic
Edge development Front side Test interface
No-purpose Change style
Repeat 4-5 until you can go online
No matter from which aspect, the front end is a handyman, no matter from which angle, the front end is also a little brother face, not the class seems to be.
node.
This article focuses on some of the best practices and recommendations for node. JS Development, not just for developers, but for those who manage and maintain the node. JS infrastructure. Following these recommendations in this article will allow you to do your daily development work better.Statement
Original
1. Install Express1.1 installation Express frame
First make sure that node. js is installed, and then go to the terminal to install the Express framework using administrator status.# 安装 express$ sudo npm install -g express
1.2 Installing the Express command-line tool
After installation, if you are using Express version 4.0, there is a need to be aware that the 4.x version of Express h
First, write in frontEveryone wants to be a full stack of farmers, as a web front-end developers, to the full stack of simple road, it seems to be node. js. I learned about node. js a while ago to talk about how to quickly build your own Web services and start the whole stack.Ii. installing
crankshaft results. This is also the basis for continuing to optimize the JavaScript language system over the next few years. "-Daniel Clifford and V8 teamThe currently V8 compilation pipeline is as shown.650) this.width=650; "src=" Http://images2015.cnblogs.com/blog/139239/201706/139239-20170601162813399-1254786345.png "/>The biggest problem with this pipeline is that the new language features have to be implemented in different parts of the pipeline, which adds a lot of additional development
fully understand, and the Foundatio N necessary to build additional functionality into your app. And we ' ll do it in about minutes of installation and coding. Is that awesome? I submit that it is.
Let ' s go. Part i–15 MINUTES of installing
If you are really starting from scratch, then getting everything the up and running takes a little bit of time. None of it is difficult. I Run Windows 8 on me main machine, so it ' ll be slightly different for those on a Mac or Ubuntu or other *nix system,
node. JS has generally caused II reactions in people I ' ve introduced it to. Basically people either "got it" right away, or they ended up being very confused.If you have been in the second group so far, this is my attempt to explain node:
It's a command line tool. You download a tarball, compile and install the source.
It Let's run JavaScript progr
). get ('/non/') . Expect (404) . End (function (Err, res) { ifthrow err; Done (); } );
Re-enter npm run-script test-co the command to see the coverage report, we can see the progress:)
PostscriptFinding the right mock tool and test framework and integrating it, web testing and coverage reporting is probably the way to get the idea. On the test framework of various parameter combinations and patte
about 14.2 MB. Don't dwell on it.Install and then debug our hello_world.js. Execute node--debug hello_world.jsThen open a separate command-line window to execute the Node-inspectorWill prompt us to visit: http://127.0.0.1:8080/debug?port=5858Open http://127.0.0.1:8080/debug?port=5858 with ChromeWill find a familiar interface. Appearance and function front end JS
create a new app, or get started with node. JS Development-Using cookies to keep The Logindemo example in login. are.Add a file you write yourselfThere are three self-written files, ngdialog.html and servertpl.html files placed under the public directory of the project, Ngdialog.js under Public/javascripts. Ngdialog.html content: Ngdialog.js content: Angular.module (' myApp ', [' Ngdialog ']). Controlle
://registry.npm.taobao.orgnpm info underscore (if configured correctly this command will have the string response)2. Command line designationNPM--registry https://registry.npm.taobao.org Info underscore3. Edit ~/.NPMRC Add the following:Registry = https://registry.npm.taobao.orgNPM Common commands are as follows:NPM Install If you have a Package.json file in the project path, you can install all of the dependent packages directly using the NPM install method based on the dependencies configurati
9/4/10 by Felix Geisendörfernode. JS has generally caused II reactions in people I ' ve introduced it to. Basically people either "got it" right away, or they ended up being very confused.If you have been in the second group so far, this is my attempt to explain node:
It's a command line tool. You download a tarball, compile and install the source.
It Let's run JavaScript programs by typing '
connections on port 80), simply enter the following command at your command prompt:% node random.js.Here's what it looks like when the server is up and running: [Email protected]:/home/moila/ws/mike# node random.jsrandom number Generator Running ... Here is the code I practiced and how it worked:Accessing the applicationThe application is up and running.
Notes from the node. JS Development Guide ByvoidImplementation process: Https://github.com/ichenxiaodao/express-example5th chapter Web Development using node. jsZero-based implementation of a micro-blogging system with node. js, including routing control, page templates, dat
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