companies use node js in production

Installation of 1.node.jsWindows platform:Windows X64:current version:v4.1.0 https://nodejs.org/en/Note: (The new. msi installer already contains NPM by default)2.node.js Modules installation (The following are common modules)Cli-color Https://www.npmjs.com/package/cli-colorinstallation command:npm install cli-colorEvents Https://www.npmjs.com/package/eventsinstallation command:NPM Install EventsExpress Https://www.npmjs.com/package/expressinstallation command:NPM Install ExpressLog4js Https://w

How can I use php exec to execute nodejs files? The following execution fails. {code ...} if only exec ( quot; node-v $ serverPath quot;, $ info, $ val); is used, the version number can be output and the execution is successful. Thank you for your answers. How can I use php exec to execute nodejs files? The following execution fails. public function exe

Js Section: Copy codeThe Code is 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; // locate the tr node. If (trobj. rowIndex> 0 ){ Var tdobj = trobj. children; Var amount = tdobj [3]. children. item (0). value; // find the value of the td

Return csdn! When we develop software on Microsoft's Windows azure cloud computing platform, we may encounter this requirement, that is, to obtain information about the user's role environment. For example, to obtain the current instance name, deployment ID (deploymentid), or even know which roles are running? Which roles are not running? If we want to use nodejs to implement these tasks, we need some skills. Because the role environment class (roleen

ReplaceText can also be a function return value that returns a string: Returns the replacement string Example 1:varstr ="AAABBBCCCAAABBBCCC"; varReg =/aaa/; varres = str.replace (Reg, ' 111); Console.log (res);//return 111BBBCCCAAABBBCCC, replace only the first match, if you need to replace all you need to use the G option5. Split function Prototype: Stringobj.split ([separator[, limit]]) Parameter: separator represents a delimiter (this can also be