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Blog Posts (18)

  • Facebook login script for Node.js using the passport-facebook library

    Here is an example of a basic Facebook login script for Node.js using the passport-facebook library: const express = require('express'); const passport = require('passport'); const FacebookStrategy = require('passport-facebook').Strategy; passport.use(new FacebookStrategy({ clientID: 'YOUR_APP_ID', clientSecret: 'YOUR_APP_SECRET', callbackURL: 'http://localhost:3000/auth/facebook/callback' }, function(accessToken, refreshToken, profile, cb) { // User.findOrCreate({ facebookId: }, function (err, user) { // return cb(err, user); // }); return cb(null, profile); } )); const app = express(); app.use(passport.initialize()); app.get('/auth/facebook', passport.authenticate('facebook')); app.get('/auth/facebook/callback', passport.authenticate('facebook', { failureRedirect: '/login' }), function(req, res) { // Successful authentication, redirect home. res.redirect('/'); }); app.listen(3000, () => { console.log('Server started on http://localhost:3000'); }); This script uses the passport-facebook library to handle the Facebook login flow. The client ID and client secret for your app can be found in the app's settings on the Facebook developer portal. Make sure to replace the placeholder values in the script with the actual values for your app. This script uses a simple callback function that just returns the authenticated user's Facebook profile. In a real-world application, you would likely want to do something more complex with the profile data, such as storing it in a database. Also, you need to register your app on facebook developer portal and configure the callback url and other details.

  • The Best Toolset for Web Development in 2023

    Web development is a constantly evolving field, and staying up-to-date with the latest tools and technologies can be a challenge. However, understanding what tools are available and which are most relevant for your project is essential for building high-performing and scalable applications. In this blog post, we will discuss what we believe to be the best toolset for web development in 2023. First, let's start with the front-end development. There are several popular JavaScript-based frameworks that can be used to build web applications. Two of the most popular are React and Angular. React is a JavaScript library that is used to build user interfaces and has a large and active community of developers. Angular, on the other hand, is a full-featured framework that provides a more comprehensive set of tools for building web applications. Vue.js is another alternative that gaining popularity. For the back-end development, Node.js and Express.js have proven to be very powerful. Node.js is a JavaScript runtime that allows developers to run JavaScript on the server-side. Express.js is a web framework for Node.js that makes it easy to handle routing and other server-side logic. Other popular back-end languages include Python, Java and other. When it comes to database, MongoDB is a popular choice for web applications. It is a NoSQL database that is designed to be flexible and easy to scale. Other alternatives include MySQL, PostgreSQL and other SQL databases. Containerization technologies like Docker and Kubernetes have become increasingly popular in recent years, and this trend is likely to continue in 2023. Containerization allows developers to package their applications and dependencies into a single container, making it easy to manage and deploy the application. Cloud services like AWS, Azure, and GCP are also widely used by web developers to host their applications. These services provide a wide range of tools and services that make it easy to deploy, scale, and monitor web applications. In conclusion, the best toolset for web development in 2023 is one that fits the specific requirements and goals of your project. Popular choices for front-end development include React, Angular, and Vue.js. For back-end development, Node.js and Express.js are powerful choices. MongoDB is a popular choice for the database, and containerization technologies like Docker and Kubernetes, and cloud services like AWS, Azure, and GCP are widely used for deployment and hosting.

  • Working with arrays: Tips and tricks for using arrays in JavaScript, including how to create .......

    Working with arrays: Tips and tricks for using arrays in JavaScript, including how to create, access, and manipulate them. Arrays are a crucial data structure in JavaScript, and working with them effectively can greatly improve the efficiency and readability of your code. In this blog, we'll cover some tips and tricks for using arrays in JavaScript, including how to create, access, and manipulate them. Creating Arrays There are several ways to create an array in JavaScript. The most common method is to use the Array constructor, which takes a list of values as arguments and returns a new array: const arr = new Array(1, 2, 3, 4, 5); console.log(arr); // [1, 2, 3, 4, 5] You can also create an array by enclosing a list of values in square brackets ([]): const arr = [1, 2, 3, 4, 5]; console.log(arr); // [1, 2, 3, 4, 5] If you want to create an array with a specific length but without any values, you can use the Array.from function, which creates a new array with a specified length and fills it with a default value: const arr = Array.from({length: 5}, () => 0); console.log(arr); // [0, 0, 0, 0, 0] Accessing Array Elements Once you have an array, you can access its elements by using the square bracket notation and specifying the index of the element you want to access. In JavaScript, array indices start at 0, so the first element of an array is at index 0, the second element is at index 1, and so on. For example, to access the first element of the array arr, you would use the following syntax: const firstElement = arr[0]; You can also use negative indices to access elements from the end of the array. For example, arr[-1] refers to the last element of the array, arr[-2] refers to the second-to-last element, and so on. Modifying Array Elements To modify an element in an array, you can use the same square bracket notation and assign a new value to the element. For example: arr[2] = 10; console.log(arr); // [1, 2, 10, 4, 5] You can also use the push method to add new elements to the end of an array: arr.push(6); console.log(arr); // [1, 2, 10, 4, 5, 6] To remove an element from an array, you can use the splice method, which takes two arguments: the index of the element to remove and the number of elements to remove. For example: arr.splice(2, 1); console.log(arr); // [1, 2, 4, 5, 6] Iterating Over Arrays One of the most common tasks when working with arrays is iterating over them to perform some action on each element. There are several ways to do this in JavaScript. One option is to use a for loop: for (let i = 0; i < arr.length; i++) { console.log(arr[i]); }

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  • About | Coding17

    About Coding17 is a blog website that covers a wide range of topics related to coding and technology. The website features articles, tutorials, and resources on topics such as web development, software development, mobile app development, Project Management, and more. ​ The website is aimed at developers and tech enthusiasts who are looking to learn more about coding and stay up-to-date on the latest trends in the industry. The articles and resources on are written by experienced professionals in the field, and are designed to be accessible and easy to understand for readers of all levels. ​ In addition to articles and tutorials, also offers a range of resources for developers, including code snippets, and other useful tools. The website is updated regularly with new content, so there is always something new and interesting to discover. ​ Overall, is a valuable resource for anyone interested in coding and technology, and is well worth checking out for anyone looking to expand their knowledge or stay current in the field.

  • Privacy Polciy | Coding17

    Privacy Policy At , the privacy of our visitors is of extreme importance to us. This privacy policy document outlines the types of personal information is received and collected by and how it is used. Log Files ​ Like many other Web sites, makes use of log files. The information inside the log files includes internet protocol (IP) addresses, type of browser, Internet Service Provider (ISP), date/time stamp, referring/exit pages, and number of clicks to analyze trends, administer the site, track user’s movement around the site, and gather demographic information. IP addresses, and other such information are not linked to any information that is personally identifiable. ​ Cookies and Web Beacons ​ does use cookies to store information about visitors preferences, record user-specific information on which pages the user access or visit, customize Web page content based on visitors browser type or other information that the visitor sends via their browser. DoubleClick DART Cookie ​ .:: Google, as a third party vendor, uses cookies to serve ads on . .:: Google’s use of the DART cookie enables it to serve ads to users based on their visit to and other sites on the Internet. .:: Users may opt out of the use of the DART cookie by visiting the Google ad and content network privacy policy at the following URL – Some of our advertising partners may use cookies and web beacons on our site. Our advertising partners include Google Adsense. These third-party ad servers or ad networks use technology to the advertisements and links that appear on send directly to your browsers. They automatically receive your IP address when this occurs. Other technologies (such as cookies, JavaScript, or Web Beacons) may also be used by the third-party ad networks to measure the effectiveness of their advertisements and/or to personalize the advertising content that you see. ​ has no access to or control over these cookies that are used by third-party advertisers. You should consult the respective privacy policies of these third-party ad servers for more detailed information on their practices as well as for instructions about how to opt-out of certain practices.’s privacy policy does not apply to, and we cannot control the activities of, such other advertisers or web sites. ​ If you wish to disable cookies, you may do so through your individual browser options. More detailed information about cookie management with specific web browsers can be found at the browsers’ respective websites. ​ Children’s Information ​ We believe it is important to provide added protection for children online. We encourage parents and guardians to spend time online with their children to observe, participate in and/or monitor and guide their online activity. ​ does not knowingly collect any personally identifiable information from children under the age of 13. If a parent or guardian believes that has in its database the personally-identifiable information of a child under the age of 13, please contact us immediately (using the contact in the first paragraph) and we will use our best efforts to promptly

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