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Found 26504 Articles for Server Side Programming

5K+ Views
In this problem, we will see the implementation and types of Fizz-Bizz problem.Fizz Buzz − it is a simple programming problem in which the programmer changes the occurrence o all multiples of 3 by ‘Fizz’ and all multiples of 5 by ‘Buzz’ in the numbers from 1 to 100.Let’s take an example to understand the problem1, 2, 'Fizz', 4, 'Buzz', 'Fizz' , 7, 8, 'Fizz' , 'Buzz', 11, 'Fizz' , 13, 14, 'Fizz Buzz' , 16, 17, 'Fizz' , 19, 'Buzz', ....Solution ApproachA simple approach to solving the problem is by simply using a loop from 1 to 100. And ... Read More

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In this problem, we are given three integer values W, n, m denoting the length of wall W, size of shelves n, and m. Our task is To Create a Program to solve the Fitting Shelves Problem.We need to find a way to fit shelves in such a way that the space left after fitting shelves is minimized. A secondary constrain while solving is the cost of making, the larger shelves are more cost-effective so, we need to give them a priority.The output should be in the following form, Number of n size shelves number of m size shelves space ... Read More

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The req.method property contains a string that corresponds to the HTTP methods of the request which are GET, POST, PUT, DELETE, and so on...These methods are based upon the requests sent by the user. All the above methods have different use-cases.Syntaxreq.methodExample 1Create a file with the name "reqMethod.js" and copy the following code snippet. After creating the file, use the command "node reqMethod.js" to run this code as shown in the example below −// req.method Property Demo Example // Importing the express & cookieParser module var cookieParser = require('cookie-parser'); var express = require('express'); // Initializing the express and ... Read More

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The router.route() method returns the instance of a single route which can be used to handle the HTTP verbs further with the optional middleware. This method can be used to avoid duplicate route naming and therefore the typing errors.Syntaxrouter.route( path )Example 1Create a file with the name "routerRoute.js" and copy the following code snippet. After creating the file, use the command "node routerRoute.js" to run this code as shown in the example below −// router.route() Method Demo Example // Importing the express module var express = require('express'); // Initializing the express and port number var app = express(); ... Read More

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The res.attachment() method is used for setting the Content-Disposition header field to "attachment". If a filename is passed, then it sets the Content-type based on the extension name that is retrieved from the res.type(). It sets the Content-Disposition "filename" field with the parameter.Syntaxres.attachment()Example 1Create a file with the name "resAttachment.js" and copy the following code snippet. After creating the file, use the command "node resAttachment.js" to run this code as shown in the example below −// res.attachment() Method Demo Example // Importing the express var express = require('express'); // Initializing the express and port number var app = ... Read More

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The req.params property is an object that contains the properties which are mapped to the named route "parameters". For example, if you have a route as /api/:name, then the "name" property is available as req.params.name. The default value of this object is {}.Syntaxreq.paramsExample 1Create a file with the name "reqParams.js" and copy the following code snippet. After creating the file, use the command "node reqParams.js" to run this code as shown in the example below −// req.params Property Demo Example // Importing the express var express = require('express'); // Initializing the express and port number var app = ... Read More

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The req.route property contains the recently matched route in a string format.Syntaxreq.routeExample 1Create a file with the name "reqRoute.js" and copy the following code snippet. After creating the file, use the command "node reqRoute.js" to run this code as shown in the example below −// req.route Property Demo Example // Importing the express module var express = require('express'); // Initializing the express and port number var app = express(); // Initializing the router from express var router = express.Router(); var PORT = 3000; // Defining an endpoint and checking req.route app.get('/api', function (req, res) { ... Read More

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The res.location() method is used for setting the response Location HTTP header to the specified path parameter. Setting the location does not end the process, one can still send some response after setting the location header.Syntaxres.location( path )Example 1Create a file with the name "resLocation.js" and copy the following code snippet. After creating the file, use the command "node resLocation.js" to run this code as shown in the example below −// res.location(path) Method Demo Example // Importing the express module var express = require('express'); // Initializing the express and port number var app = express(); // Initializing ... Read More

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The req.protocol property returns the request protocol string that is either http or (for TLS requests) https. The value of X-Forwarded-Proto header field is used if present, when the passed trust proxy setting does not evaluate to False. This header values can be set either by the client or by the proxy.Syntaxreq.protocolExample 1Create a file with the name "reqProtocol.js" and copy the following code snippet. After creating the file, use the command "node reqProtocol.js" to run this code as shown in the example below −// req.protocol Property Demo Example // Importing the express module var express = require('express'); ... Read More

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The res.locals is an object that contains the local variables for the response which are scoped to the request only and therefore just available for the views rendered during that request or response cycle.This property is useful while exposing the request-level information such as the request path name, user settings, authenticated user, etc.Syntaxres.localsExample 1Create a file with the name "resLocals.js" and copy the following code snippet. After creating the file, use the command "node resLocals.js" to run this code as shown in the example below −// res.locals Property Demo Example // Importing the express module var express = require('express'); ... Read More