node js console debug

.10jqka.com.cn', 'www .duokan.com ']; function fetchPage (url) {var start = new Date (); http. get ({host: url}, function (res) {console. log ("Got response from:" + url); console. log ("Request took:", new Date ()-start, "ms") ;}) ;}for (var I = 0; I Name it, node. jsWe run node.

Debug AngularJS applications on the console When writing AngularJS applications, we can use the Chrome, Firefox, and IE Javascript consoles to obtain Data and services hidden in the applications) it is a very challenging task. The following are some simple tips to help us monitor and control a running Angular application on the Javascript console, making it easie

Debug AngularJS applications in the console) When writing AngularJS applications, we can use the Chrome, Firefox, and IE Javascript consoles to obtain Data and services hidden in the applications) it is a very challenging task. The following are some simple tips to help us monitor and control a running Angular application on the Javascript console, making it easi

Everyone has worked on various types of browsers, each browser has its own characteristics, in my humble opinion, I used the browser, I am the most like chrome, because it for debugging scripts and front-end design debugging has it more than other places. Perhaps everyone to Console.log will have a certain understanding, in the mind will inevitably want to debug when using alert not on the line, why also use Console.log so a long string of strings to

Everyone has worked on various types of browsers, each browser has its own characteristics, in my humble opinion, I used the browser, I am the most like chrome, because it for debugging scripts and front-end design debugging has it more than other places. Perhaps everyone to Console.log will have a certain understanding, in the mind will inevitably want to debug when using alert not on the line, why also use Console.log so a long string of strings to

When we're writing angularjs apps, it's a challenging task to get the data and services that are hidden in applications through the JavaScript console of Chrome, Firefox, and IE. Here are some simple tips to help us use the Javascript console to monitor and control a running angular application to make it easier to test, modify, and even write angular applications in real time. 1: Get scopes (scope) We ca

page load completion function, then how do we know it is bound by which JS function, If we don't know the bound JS function, let alone debug it.Here's a look at how to view it, or just the test page for example, but this time we look at "Submit a review" to explain it,Right-click on "Submit Comment"--audit element, we can clearly see that this button is not boun

Everyone has worked on various types of browsers, each browser has its own characteristics, in my humble opinion, I used the browser, I am the most like chrome, because it for debugging scripts and front-end design debugging has it more than other places. Perhaps everyone to Console.log will have a certain understanding, in the mind will inevitably want to debug when using alert not on the line, why also use Console.log so a long string of strings to

Everyone has worked on various types of browsers, each browser has its own characteristics, in my humble opinion, I used the browser, I am the most like chrome, because it for debugging scripts and front-end design debugging has it more than other places. Perhaps everyone to Console.log will have a certain understanding, in the mind will inevitably want to debug when using alert not on the line, why also use Console.log so a long string of strings to

Introduced:JS Console you can be in Firefox firedbug or IE and Google F12 debug mode to see, these mainstream browser debugging mode control can output some information, Some of your JS code tests can be entered directly in the console window and then run to view the results, save the deployment project and refresh the

The above article has outlined the specific aspects of the console object as well as the basic application, here is a brief description of how to use the Chrome console this artifact to properly debug the JavaScript code (this is what we can really use to implement the place) 1, first say the source positioning Everyone open the test page to see the bottom righ

(Extent.tojson ()));} );1 DOCTYPE HTML PUBLIC "-//w3c//dtd HTML 4.01//en" "HTTP://WWW.W3.ORG/TR/HTML4/STRICT.DTD">2 HTML>3 Head>4 Metahttp-equiv= "Content-type"content= "text/html; charset=utf-8"/>5 Metahttp-equiv= "X-ua-compatible"content= "Ie=7" />6 title>Add a debug consoletitle>7 Linkrel= "stylesheet"type= "Text/css"href= "Http://serverapi.arcgisonline.com/jsapi/arcgis/1.5/js/dojo/dij

("second group first: Hello"); 　　 Console.log ("second group II: welcome you to join"); Console.groupend (); script> body> html> Effect:Iv. Viewing the information of an objectConsole.dir () can display all properties and methods of an object.type="Text/javascript" > var info = {blog:"http://www.ido321.com", Qqgroup: 259280570, message:Console.dir (info); script> Effect:V. Display the contents of a nodeConsole.dirxml () is used to display the Html/xml code contained in a

Use the chrome browser's console to debug the front-end page, chromeconsole Html for testing: If we directly modify the code on the html page and refresh the browser, the operation is very troublesome, and the modification error still needs to be modified back, it is better to debug it directly in the browser. Use ctrl + shift + j in chrome to call the

list box, enter "Run Nodejs" in the edit Item name box above, and clickAdd/ModifyButton. Final result reference: ClickOKButton to close the dialog box. Finally, let's addRun NodejsCommand to associate a shortcut key. ClickSettings-> Shortcut cut Mapper...In the displayed Shortcut mapper dialog box, selectPlugin commandsClick this button to switch to the command from the plug-in, find our Run Nodejs in the list, and double-click the left mouse button (or clickModifyIn the pop-up dialog box, edi

Console.warn ("Nothing selected, can ' t validate, returning nothing"); Run alone, incredibly printed out in the console nothing selected, can ' t validate, returning nothing, Enlightened, since this can be printed in the console of the message, then save the trouble to use what alert or press F10 to go through the debugging, it is certain that it can be saved a lot of time. Specifically, using the for (var

functions as with regular objects. For example, assign a function to a variable, pass these parameters to the method, declare them as object attributes, or even return them from the function. Callback is an asynchronous function in JS and can be passed as a parameter to another function or executed or returned from another function before execution. This is the basic concept of callback. When we pass a callback function as a parameter to another func

Through node-mysql Build Windows + Node. js + MySQL environment tutorial, node-mysqlnode.js Preface MySQL is a common open source database product and is usually the first choice for free databases. After checking the NPM list, I found that Nodejs has 13 databases to access MySQL. felixge/

This article analyzes and explains node through several examples. the use of require in js is very detailed. Here we recommend that you provide a very clear description in the code comments. Here we will not talk nonsense about it. We will provide the Code directly: The Code is as follows: /* In node, you can use the require () function to load modules.* The r

. conf file and add the following Nameserver 8.8.8.8Nameserver 8.8.4.4Save and close. Step end. Test whether node. js can be run Now that you have completed the setup, but you don't know if it can run correctly, let's write an example file to test it. Create example. js in the C: \ cygwin \ directory InputVaR HTTP = require ('http '); HTTP. createserve