title
ReactJS Basics - #15 React Router - Route Setup

description
For a SPA, you need a Router. ReactJS Router is a powerful Router which allows you to create & use Routes in your app! Join the full React course: https://acad.link/reactjs Check out all our other courses: https://academind.com/learn/our-courses ---------- Full Playlist: https://academind.com/learn/react/the-basics/ Get the source code: https://academind.com/learn/react/the-basics/react-router-route-setup/ ---------- • Go to https://www.academind.com and subscribe to our newsletter to stay updated and to get exclusive content & discounts • Follow @maxedapps and @academind_real on Twitter • Join our Facebook community on https://www.facebook.com/academindchannel/ See you in the videos! ---------- Academind is your source for online education in the areas of web development, frontend web development, backend web development, programming, coding and data science! No matter if you are looking for a tutorial, a course, a crash course, an introduction, an online tutorial or any related video, we try our best to offer you the content you are looking for. Our topics include Angular, React, Vue, Html, CSS, JavaScript, TypeScript, Redux, Nuxt.js, RxJs, Bootstrap, Laravel, Node.js, Progressive Web Apps (PWA), Ionic, React Native, Regular Expressions (RegEx), Stencil, Power BI, Amazon Web Services (AWS), Firebase or other topics, make sure to have a look at this channel or at academind.com to find the learning resource of your choice!

detail
{'title': 'ReactJS Basics - #15 React Router - Route Setup', 'heatmap': [{'end': 785.355, 'start': 720.144, 'weight': 1}], 'summary': 'Covers the importance of routing in single-page applications with react.js, introduces react router for basic navigation, sets up a simple component structure, defines routes for user and home, discusses url styles evolution, configures react.js router with html5 push state, and covers managing browser history, handling 404 errors, and configuring webpack dev server for routes and components.', 'chapters': [{'end': 114.964, 'segs': [{'end': 114.964, 'src': 'embed', 'start': 26.852, 'weight': 0, 'content': [{'end': 36.077, 'text': 'Because then we want to handle all the page changes, all URLs entered by the user or created by clicking a link.', 'start': 26.852, 'duration': 9.225}, {'end': 42.92, 'text': 'We want to handle all these paths, all these routes, with React.js and not with our server right?', 'start': 36.577, 'duration': 6.343}, {'end': 49.524, 'text': 'Therefore, we need a router to be able to load pages, depending on the URL.', 'start': 43.561, 'duration': 5.963}, {'end': 57.088, 'text': 'And React.js actually has a router or there is a router package available for React.js.', 'start': 50.462, 'duration': 6.626}, {'end': 59.289, 'text': "It's called React Router.", 'start': 57.508, 'duration': 1.781}, {'end': 68.617, 'text': 'So in this video, the goal is to add this router and to implement basic navigation with the React Router.', 'start': 59.95, 'duration': 8.667}, {'end': 69.398, 'text': "So let's start.", 'start': 68.737, 'duration': 0.661}, {'end': 74.516, 'text': 'In my workspace here, I will install the React router.', 'start': 71.255, 'duration': 3.261}, {'end': 82.417, 'text': 'And I do this by running npm install, minus minus save, and then the React router, just like that.', 'start': 74.676, 'duration': 7.741}, {'end': 89.358, 'text': 'That will download the React router and install it as a production dependency.', 'start': 83.817, 'duration': 5.541}, {'end': 93.999, 'text': 'Therefore, in the package.json file, we should see the React router here.', 'start': 89.858, 'duration': 4.141}, {'end': 100.4, 'text': 'With that installed, you see, well, I get a couple of files already in this project.', 'start': 94.959, 'duration': 5.441}, {'end': 105.858, 'text': 'And of course you can find the finished source code available in the video description.', 'start': 100.854, 'duration': 5.004}, {'end': 114.964, 'text': 'And yes, you would need to strip out all the router related code to be in the, well, same position as I am here right now.', 'start': 106.598, 'duration': 8.366}], 'summary': 'Implement basic navigation with react router for handling all page changes and paths.', 'duration': 88.112, 'max_score': 26.852, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP826852.jpg'}], 'start': 1.638, 'title': 'Adding react router for basic navigation', 'summary': 'Discusses the importance of routing in a single page application with react.js and introduces react router as the solution, emphasizing the need for a router and the usage of react router for basic navigation.', 'chapters': [{'end': 114.964, 'start': 1.638, 'title': 'Adding react router for basic navigation', 'summary': 'Discusses the importance of routing in a single page application with react.js, introduces react router as the solution and demonstrates the installation process, emphasizing the need for a router and the usage of react router for basic navigation.', 'duration': 113.326, 'highlights': ['The importance of routing in a single page application with React.js is highlighted, emphasizing the need for a router to handle all page changes and URLs entered by the user or created by clicking a link.', 'Introduction of React Router as the solution for handling paths and routes in a single page application with React.js.', 'Demonstration of the installation process for React Router using npm install, emphasizing its role as a production dependency and its inclusion in the package.json file.', 'Emphasizing the availability of finished source code for reference and the need to strip out router-related code to align with the current progress of the demonstration.']}], 'duration': 113.326, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP81638.jpg', 'highlights': ['Introduction of React Router as the solution for handling paths and routes in a single page application with React.js.', 'The importance of routing in a single page application with React.js is highlighted, emphasizing the need for a router to handle all page changes and URLs entered by the user or created by clicking a link.', 'Demonstration of the installation process for React Router using npm install, emphasizing its role as a production dependency and its inclusion in the package.json file.', 'Emphasizing the availability of finished source code for reference and the need to strip out router-related code to align with the current progress of the demonstration.']}, {'end': 398.97, 'segs': [{'end': 159.233, 'src': 'embed', 'start': 133.658, 'weight': 0, 'content': [{'end': 145.461, 'text': 'The root component is basically just a component which uses some bootstrap classes or the bootstrap grid and implements a header and then whatever I pass as a child.', 'start': 133.658, 'duration': 11.803}, {'end': 152.183, 'text': "So in this case I'm passing the home component as a child, therefore the home component will be rendered in this place.", 'start': 145.721, 'duration': 6.462}, {'end': 159.233, 'text': 'Now what is the home component? Well that is a component which only says home wrapped in a div.', 'start': 153.109, 'duration': 6.124}], 'summary': "The root component uses bootstrap grid and renders the home component, which displays 'home' wrapped in a div.", 'duration': 25.575, 'max_score': 133.658, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8133658.jpg'}, {'end': 318.565, 'src': 'embed', 'start': 273.71, 'weight': 2, 'content': [{'end': 278.974, 'text': 'You could also set it up in a config file and write it in a kind of array way.', 'start': 273.71, 'duration': 5.264}, {'end': 286.96, 'text': 'But that, I think, is the most visual and easy way to create the routing.', 'start': 279.514, 'duration': 7.446}, {'end': 288.742, 'text': 'So I set up the router here.', 'start': 287.481, 'duration': 1.261}, {'end': 296.678, 'text': 'And then between the opening and closing tag of the overall router, we define our routes just like that.', 'start': 289.491, 'duration': 7.187}, {'end': 298.38, 'text': 'Now that would be a route.', 'start': 297.019, 'duration': 1.361}, {'end': 307.509, 'text': 'Now the question is which routes should this application have? And we could say that we want a user route and a home route.', 'start': 299.161, 'duration': 8.348}, {'end': 311.693, 'text': 'And actually I can use a self-closing tag here.', 'start': 308.129, 'duration': 3.564}, {'end': 313.615, 'text': "So let's create routes.", 'start': 312.474, 'duration': 1.141}, {'end': 318.565, 'text': 'such a route, and we do this by adding the path attribute to a route.', 'start': 314.099, 'duration': 4.466}], 'summary': 'Setting up routes in a config file using a visual and easy method, defining user and home routes.', 'duration': 44.855, 'max_score': 273.71, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8273710.jpg'}, {'end': 398.97, 'src': 'embed', 'start': 366.909, 'weight': 1, 'content': [{'end': 369.43, 'text': 'So what components should get loaded?', 'start': 366.909, 'duration': 2.521}, {'end': 377.771, 'text': 'And I want to load the user component, in the case of the slash user out here.', 'start': 370.59, 'duration': 7.181}, {'end': 383.212, 'text': 'And therefore, of course, I also need to import user from components user here.', 'start': 378.211, 'duration': 5.001}, {'end': 388.293, 'text': 'And I want to load the home.', 'start': 384.852, 'duration': 3.441}, {'end': 393.849, 'text': 'component here when navigating to the slash home path.', 'start': 388.888, 'duration': 4.961}, {'end': 398.97, 'text': "So that's my basic setup with the two routes and I will change this soon.", 'start': 394.909, 'duration': 4.061}], 'summary': 'Loading user and home components for two routes in navigation.', 'duration': 32.061, 'max_score': 366.909, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8366909.jpg'}], 'start': 115.405, 'title': 'React component structure and router setup', 'summary': 'Introduces a simple react component structure with a root, home, and header component, along with setting up react router for basic routing, including defining routes for user and home.', 'chapters': [{'end': 186.528, 'start': 115.405, 'title': 'Simple react component structure', 'summary': 'Introduces a simple react component structure, consisting of a root component, home component, and header component which utilizes bootstrap classes and navigation elements.', 'duration': 71.123, 'highlights': ['The root component uses bootstrap classes and implements a header, passing the home component as a child.', "The home component renders the text 'home' wrapped in a div.", 'The header component is a basic navigation bar using bootstrap classes with two non-functional links.']}, {'end': 398.97, 'start': 186.528, 'title': 'Setting up react router for basic routing', 'summary': 'Covers setting up the react router for basic routing, including importing necessary packages, defining routes for user and home, and specifying the components to be loaded for each route.', 'duration': 212.442, 'highlights': ['Importing necessary packages such as router and routes is a key step in setting up the React router.', 'Defining routes for user and home, and specifying the components to be loaded for each route, is fundamental to basic routing setup.', "Using the path attribute to handle specific URLs, such as '/user' and '/home', is crucial for defining the routes.", 'The visual and easy way to create routing is by setting up the router between opening and closing tags, and defining routes within it.']}], 'duration': 283.565, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8115405.jpg', 'highlights': ['The root component uses bootstrap classes and implements a header, passing the home component as a child.', 'Defining routes for user and home, and specifying the components to be loaded for each route, is fundamental to basic routing setup.', "Using the path attribute to handle specific URLs, such as '/user' and '/home', is crucial for defining the routes.", 'The visual and easy way to create routing is by setting up the router between opening and closing tags, and defining routes within it.']}, {'end': 636.407, 'segs': [{'end': 471.427, 'src': 'embed', 'start': 422.158, 'weight': 0, 'content': [{'end': 431.482, 'text': 'And that is the style we use nowadays, but a couple of years ago, and that sounds much longer than it actually is.', 'start': 422.158, 'duration': 9.324}, {'end': 433.103, 'text': 'So you still see it today a lot.', 'start': 431.502, 'duration': 1.601}, {'end': 442.247, 'text': "You used to use this hashtag style, which means you had a route, like, let's say, um, yeah, localhost or example.com.", 'start': 433.643, 'duration': 8.604}, {'end': 445.329, 'text': 'And then you had.', 'start': 444.569, 'duration': 0.76}, {'end': 448.796, 'text': 'hashtag and then you had user for example.', 'start': 446.155, 'duration': 2.641}, {'end': 456.18, 'text': 'And the hashtag here was important for front end applications or for single page applications,', 'start': 449.196, 'duration': 6.984}, {'end': 465.644, 'text': 'because it told the server that the server should only handle this part of the URL and then the single page application.', 'start': 456.18, 'duration': 9.464}, {'end': 469.406, 'text': 'so your JavaScript code would handle everything after the hashtag.', 'start': 465.644, 'duration': 3.762}, {'end': 471.427, 'text': 'Now, why is that important?', 'start': 469.986, 'duration': 1.441}], 'summary': 'The hashtag style, used in the past, identified front-end routes for single page applications and is still prevalent today.', 'duration': 49.269, 'max_score': 422.158, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8422158.jpg'}, {'end': 615.699, 'src': 'embed', 'start': 494.842, 'weight': 1, 'content': [{'end': 502.028, 'text': "as your frontend application should handle it, it would give you a 404 error, which means it doesn't work.", 'start': 494.842, 'duration': 7.186}, {'end': 503.301, 'text': "don't find throughout.", 'start': 502.418, 'duration': 0.883}, {'end': 506.973, 'text': 'Now, in more recent days.', 'start': 504.364, 'duration': 2.609}, {'end': 511.755, 'text': 'today we have the HTML5 push state,', 'start': 506.973, 'duration': 4.782}, {'end': 520.638, 'text': "which enables the browser to work with URLs like this and not send requests to the server if you're already in an application.", 'start': 511.755, 'duration': 8.883}, {'end': 532.803, 'text': 'But if you want to access such a route from outside of the application so which means you hard enter it into the URL bar and visit it then you would still send the request to the server,', 'start': 521.359, 'duration': 11.444}, {'end': 541.812, 'text': 'which means your server needs to be configured in a way that it sends back the index.html file in a 404 error case,', 'start': 533.183, 'duration': 8.629}, {'end': 548.279, 'text': 'because that would then allow the frontend application to pick up on this route again and handle it.', 'start': 541.812, 'duration': 6.467}, {'end': 555.206, 'text': 'so why am i flooding you with all these strange explanations about URLs?', 'start': 548.279, 'duration': 6.927}, {'end': 560.588, 'text': 'The reason is because we have to decide which URL style we want to use on this router.', 'start': 555.886, 'duration': 4.702}, {'end': 573.293, 'text': "We could use the hashtag style to be able to use deep links or hard entered links in the URL with the hashtag and don't have to worry about sending the right error document.", 'start': 560.628, 'duration': 12.665}, {'end': 582.61, 'text': 'Or we could use the more beautiful style which we want to see and which is supported nowadays by browsers,', 'start': 574.347, 'duration': 8.263}, {'end': 590.494, 'text': 'but where we need to make sure that our server sends the index.html in a 404 error case.', 'start': 582.61, 'duration': 7.884}, {'end': 602.159, 'text': 'I will go with the latter approach and in order to tell the React.js router that our URLs will look like this with just a slash and no hashtag,', 'start': 591.694, 'duration': 10.465}, {'end': 606.109, 'text': 'I need to import browser history here.', 'start': 602.159, 'duration': 3.95}, {'end': 612.055, 'text': 'And then on my router, I set history equal to browser history.', 'start': 606.929, 'duration': 5.126}, {'end': 615.699, 'text': 'Now, this name might sound strange, but keep in mind,', 'start': 612.716, 'duration': 2.983}], 'summary': 'Using html5 push state for urls, server config needed for 404 errors. choosing url style for react.js router.', 'duration': 120.857, 'max_score': 494.842, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8494842.jpg'}], 'start': 399.01, 'title': 'Evolution of url styles and configuring react.js router with html5 push state', 'summary': 'Discusses the evolution of url styles, emphasizing the importance of frontend applications in handling url routes, and configuring react.js router with html5 push state, highlighting the need for server configuration to handle 404 errors and the importance of deciding on url style for the router.', 'chapters': [{'end': 494.842, 'start': 399.01, 'title': 'Evolution of url styles', 'summary': 'Discusses the evolution of url styles, from the hashtag style to the current style with localhost and route handling, emphasizing the importance of frontend applications in handling url routes.', 'duration': 95.832, 'highlights': ['The chapter discusses the evolution of URL styles from the hashtag style to the current style with localhost and route handling.', 'It emphasizes the importance of frontend applications in handling URL routes and how the server handles the request first.', 'The previous hashtag style was used for single page applications, where the server was instructed to handle only a part of the URL, while JavaScript code handled the rest.']}, {'end': 636.407, 'start': 494.842, 'title': 'Configuring react.js router with html5 push state', 'summary': 'Discusses configuring react.js router with html5 push state, explaining how it enables the browser to work with urls and the need for server configuration to handle 404 errors, while emphasizing the importance of deciding on url style for the router.', 'duration': 141.565, 'highlights': ['The HTML5 push state enables the browser to work with URLs and prevents it from sending requests to the server if already in an application.', 'Server needs to be configured to send back the index.html file in a 404 error case to allow the frontend application to handle the route.', 'The decision on URL style for the router involves choosing between the hashtag style for deep links or the more modern style supported by browsers, which requires the server to send the index.html in a 404 error case.', 'Configuring React.js router with HTML5 push state involves importing browser history and setting it equal to history on the router to ensure correct browser handling when inside the app.']}], 'duration': 237.397, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8399010.jpg', 'highlights': ['The chapter discusses the evolution of URL styles from the hashtag style to the current style with localhost and route handling.', 'The HTML5 push state enables the browser to work with URLs and prevents it from sending requests to the server if already in an application.', 'It emphasizes the importance of frontend applications in handling URL routes and how the server handles the request first.', 'Server needs to be configured to send back the index.html file in a 404 error case to allow the frontend application to handle the route.', 'Configuring React.js router with HTML5 push state involves importing browser history and setting it equal to history on the router to ensure correct browser handling when inside the app.', 'The previous hashtag style was used for single page applications, where the server was instructed to handle only a part of the URL, while JavaScript code handled the rest.', 'The decision on URL style for the router involves choosing between the hashtag style for deep links or the more modern style supported by browsers, which requires the server to send the index.html in a 404 error case.']}, {'end': 1170.889, 'segs': [{'end': 690.654, 'src': 'embed', 'start': 636.907, 'weight': 3, 'content': [{'end': 645.554, 'text': 'So therefore we tell the browser how to manage the history of routes or of URLs if you want to see it like this.', 'start': 636.907, 'duration': 8.647}, {'end': 653.038, 'text': 'So long story short, we add this to get the beautiful localhost slash something URLs.', 'start': 646.454, 'duration': 6.584}, {'end': 663.083, 'text': 'And if I save this, the question is what would we expect to see? I got my Webpack server running already.', 'start': 654.018, 'duration': 9.065}, {'end': 666.405, 'text': 'And if I go to my application, we see nothing.', 'start': 664.003, 'duration': 2.402}, {'end': 672.468, 'text': 'Now, if I load it, we see that the location slash did not match any routes.', 'start': 667.545, 'duration': 4.923}, {'end': 681.116, 'text': 'So we have to enter slash users, for example, right? Because that is, or slash user, excuse me, what we set up.', 'start': 673.086, 'duration': 8.03}, {'end': 685.301, 'text': 'But then we get the strange cannot get slash user here.', 'start': 681.737, 'duration': 3.564}, {'end': 690.654, 'text': 'Now, the reason for that is we get an 404 error.', 'start': 686.573, 'duration': 4.081}], 'summary': 'Configuring browser history for beautiful urls, encountering 404 error.', 'duration': 53.747, 'max_score': 636.907, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8636907.jpg'}, {'end': 745.122, 'src': 'embed', 'start': 720.144, 'weight': 0, 'content': [{'end': 728.35, 'text': 'So we have to tell Webpack that we want it to behave like this, or we have to tell the Webpack server that we want it to behave like that.', 'start': 720.144, 'duration': 8.206}, {'end': 732.373, 'text': 'We can tell it by going to the package.json.', 'start': 728.89, 'duration': 3.483}, {'end': 740.539, 'text': "and here where we in the build step, here where we launch our server, I'm adding yet another configuration to it.", 'start': 732.373, 'duration': 8.166}, {'end': 745.122, 'text': "It's called history API fallback.", 'start': 741.479, 'duration': 3.643}], 'summary': 'Configuring webpack to behave as needed, adding history api fallback.', 'duration': 24.978, 'max_score': 720.144, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8720144.jpg'}, {'end': 785.355, 'src': 'heatmap', 'start': 720.144, 'weight': 1, 'content': [{'end': 728.35, 'text': 'So we have to tell Webpack that we want it to behave like this, or we have to tell the Webpack server that we want it to behave like that.', 'start': 720.144, 'duration': 8.206}, {'end': 732.373, 'text': 'We can tell it by going to the package.json.', 'start': 728.89, 'duration': 3.483}, {'end': 740.539, 'text': "and here where we in the build step, here where we launch our server, I'm adding yet another configuration to it.", 'start': 732.373, 'duration': 8.166}, {'end': 745.122, 'text': "It's called history API fallback.", 'start': 741.479, 'duration': 3.643}, {'end': 755.539, 'text': 'And this sounds strange, but it tells the Webpack dev server that we want to use this browser history API.', 'start': 745.936, 'duration': 9.603}, {'end': 760.161, 'text': "Remember history? That's also what we saw here, browser history.", 'start': 756.08, 'duration': 4.081}, {'end': 771.845, 'text': 'So with that, if I then relaunch my server with npm start and reload this page, we now see the user page.', 'start': 761.001, 'duration': 10.844}, {'end': 785.355, 'text': 'So that is exactly the component have here, and if we enter slash home, well, then we see the home page, so notice that the header is gone,', 'start': 772.485, 'duration': 12.87}], 'summary': 'Configuring webpack server with history api fallback to control browser history and page navigation.', 'duration': 65.211, 'max_score': 720.144, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8720144.jpg'}, {'end': 864.761, 'src': 'embed', 'start': 832.717, 'weight': 1, 'content': [{'end': 847.787, 'text': 'So what we need to do instead is we somehow need to load our root component and then have sub routes on that root component where we decide what should get entered here as children right?', 'start': 832.717, 'duration': 15.07}, {'end': 851.57, 'text': 'So we need to adjust our routing, therefore.', 'start': 848.968, 'duration': 2.602}, {'end': 856.553, 'text': 'And keep in mind, that is just one example here.', 'start': 853.751, 'duration': 2.802}, {'end': 864.761, 'text': "You can also have applications where you have something like, let's say, a slash route, and then some other routes.", 'start': 857.014, 'duration': 7.747}], 'summary': 'Adjust routing to load root component with sub routes for better organization.', 'duration': 32.044, 'max_score': 832.717, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8832717.jpg'}, {'end': 1098.467, 'src': 'embed', 'start': 1071.781, 'weight': 4, 'content': [{'end': 1076.204, 'text': 'I want to load a default component in this case, some default route.', 'start': 1071.781, 'duration': 4.423}, {'end': 1084.69, 'text': "Let's say if I navigate to localhost like this, I want to load the home component, just like if I were to navigate to slash home.", 'start': 1076.544, 'duration': 8.146}, {'end': 1088.252, 'text': "I'll take care about this problem first.", 'start': 1086.05, 'duration': 2.202}, {'end': 1098.467, 'text': 'In order to load such a default route, I add a new route to my slash route here and I need to import this.', 'start': 1089.273, 'duration': 9.194}], 'summary': 'Loading a default component for localhost and slash home routes.', 'duration': 26.686, 'max_score': 1071.781, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP81071781.jpg'}], 'start': 636.907, 'title': 'Browser history and webpack server configuration', 'summary': 'Covers managing browser history for beautiful urls, handling 404 errors, and configuring webpack dev server for routes and components, including history api fallback, sub-route routing, and default routes.', 'chapters': [{'end': 690.654, 'start': 636.907, 'title': 'Managing browser history in web development', 'summary': 'Explains how to manage browser history for beautiful urls, encountering a 404 error when accessing a route and the solution to the issue.', 'duration': 53.747, 'highlights': ['Encountering a 404 error when trying to access a route', 'Explaining how to manage browser history for beautiful URLs', 'Describing the need to enter the correct route to avoid errors']}, {'end': 1170.889, 'start': 690.754, 'title': 'Webpack server configuration', 'summary': 'Discusses configuring the webpack dev server to handle routes and components, including adding history api fallback, adjusting routing for sub-routes, and setting up default routes for slash and sub-routes.', 'duration': 480.135, 'highlights': ['Configuring webpack dev server with history API fallback The webpack dev server is configured with history API fallback to handle routes and components, resulting in the user and home pages being displayed correctly.', 'Adjusting routing for sub-routes and nesting routes The routing is adjusted to allow for sub-routes and nesting routes, with the user and home components being loaded correctly in their respective places.', 'Setting up default route for slash and sub-routes A default route is set up for slash and sub-routes, ensuring that the home component is loaded when navigating to just slash or navigating to slash home.']}], 'duration': 533.982, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eofpZPRUnP8/pics/eofpZPRUnP8636907.jpg', 'highlights': ['Configuring webpack dev server with history API fallback to handle routes and components', 'Adjusting routing for sub-routes and nesting routes to load components correctly', 'Describing the need to enter the correct route to avoid errors', 'Explaining how to manage browser history for beautiful URLs', 'Setting up default route for slash and sub-routes to ensure correct component loading', 'Encountering a 404 error when trying to access a route']}], 'highlights': ['Introduction of React Router as the solution for handling paths and routes in a single page application with React.js.', 'The importance of routing in a single page application with React.js is highlighted, emphasizing the need for a router to handle all page changes and URLs entered by the user or created by clicking a link.', 'Demonstration of the installation process for React Router using npm install, emphasizing its role as a production dependency and its inclusion in the package.json file.', 'Emphasizing the availability of finished source code for reference and the need to strip out router-related code to align with the current progress of the demonstration.', 'Defining routes for user and home, and specifying the components to be loaded for each route, is fundamental to basic routing setup.', "Using the path attribute to handle specific URLs, such as '/user' and '/home', is crucial for defining the routes.", 'The chapter discusses the evolution of URL styles from the hashtag style to the current style with localhost and route handling.', 'The HTML5 push state enables the browser to work with URLs and prevents it from sending requests to the server if already in an application.', 'It emphasizes the importance of frontend applications in handling URL routes and how the server handles the request first.', 'Server needs to be configured to send back the index.html file in a 404 error case to allow the frontend application to handle the route.', 'Configuring React.js router with HTML5 push state involves importing browser history and setting it equal to history on the router to ensure correct browser handling when inside the app.', 'Configuring webpack dev server with history API fallback to handle routes and components', 'Adjusting routing for sub-routes and nesting routes to load components correctly', 'Describing the need to enter the correct route to avoid errors', 'Explaining how to manage browser history for beautiful URLs', 'Setting up default route for slash and sub-routes to ensure correct component loading', 'Encountering a 404 error when trying to access a route']}