web-development-server | 易学教程

How do I set up the hosts file for multiple domains/hosts with the same IP?

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As you surely know you can map host names to IP addresses with the "hosts" file. This is very useful especially when you are developing as you can change localhost for project1. That part is clear, but unfortunately I can't figure out how to set this up to open multiple projects with the same IP. I've tried a few things without success such as: 127.0.0.1/projects/project1 project1 127.0.0.1/projects/project2 project2 I checked some related questions but I couldn't find an answer. So, can I accomplish what I'm trying to do somehow? Any suggestions? DRC The hosts file is only a mapping from

How to get access to webpack-dev-server from devices in local network?

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There is some webpack dev server config (it's part of the whole config): config.devServer = { contentBase: './' + (options.publicFolder ? options.publicFolder : 'public'), stats: { modules: false, cached: false, colors: true, chunk: false }, proxy: [{ path: /^\/api\/(.*)/, target: options.proxyApiTarget, rewrite: rewriteUrl('/$1'), changeOrigin: true }] }; function rewriteUrl(replacePath) { return function (req, opt) { // gets called with request and proxy object var queryIndex = req.url.indexOf('?'); var query = queryIndex >= 0 ? req.url.substr(queryIndex) : ""; req.url = req.path.replace(opt

Unable to launch the ASP.NET Development server because port '1900' is in use

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I was developing just fine in VS 2008 and testing my ASP.NET web site on my development server when suddenly I was unable to run my web site anymore. As soon as I hit F5, the message appears: Unable to launch the ASP.NET Development server because port '1900' is in use. It doesn't matter what port I change to, it's always in use. I have tried: Changing the port number Restarting Visual Studio Rebooting my machine Installing IIS Clue: My IIS refuses to start. But I didn't have IIS installed when I was happily working earlier, so that is probably not the issue; it might just be highlighting

Where does flask look for image files?

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I am setting up a local server using flask. All I want to do currently is display an image using the img tag in the index.html page. But I keep getting error GET http://localhost:5000/ ayrton_senna_movie_wallpaper_by_bashgfx-d4cm6x6.jpg 404 (NOT FOUND) Where does flask look for files? A Little help would be great. My HTML code is <html> <head> </head> <body> <h1>Hi Lionel Messi</h1> <img src= "ayrton_senna_movie_wallpaper_by_bashgfx-d4cm6x6.jpg "> </body> </html> My python code is : @app.route('/index', methods=['GET', 'POST']) def lionel(): return app.send_static_file('index.html') Is the

Downloading a file from an s3 Bucket to the USERS computer

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Goal Download file from s3 Bucket to users computer. Context I am working on a Python/Flask API for a React app. When the user clicks the Download button on the Front-End, I want to download the appropriate file to their machine. What I've tried import boto3 s3 = boto3.resource('s3') s3.Bucket('mybucket').download_file('hello.txt', '/tmp/hello.txt') I am currently using some code that finds the path of the downloads folder and then plugging that path into download_file() as the second parameter, along with the file on the bucket that they are trying to download. This worked locally, and tests

How to get access to webpack-dev-server from devices in local network?

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问题 There is some webpack dev server config (it's part of the whole config): config.devServer = { contentBase: './' + (options.publicFolder ? options.publicFolder : 'public'), stats: { modules: false, cached: false, colors: true, chunk: false }, proxy: [{ path: /^\/api\/(.*)/, target: options.proxyApiTarget, rewrite: rewriteUrl('/$1'), changeOrigin: true }] }; function rewriteUrl(replacePath) { return function (req, opt) { // gets called with request and proxy object var queryIndex = req.url

Creating multiple sheets in CSV file

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问题 I am using superCSV to write data in csv format in my code. Its working absolutely fine and very efficiently , but now my requirement changed . I need to write multiple sheets in single xls file which is very time consuming task. So is there is any way in supercsv by which i can write multiple sheet data in single csv file and will send it to client, so that when client open this csv file in MS-Excel, he can see multiple sheets rather than me generating the excel file with with multiple

Unable to launch the ASP.NET Development server because port '1900' is in use

阅读更多关于 Unable to launch the ASP.NET Development server because port '1900' is in use

问题 I was developing just fine in VS 2008 and testing my ASP.NET web site on my development server when suddenly I was unable to run my web site anymore. As soon as I hit F5, the message appears: Unable to launch the ASP.NET Development server because port '1900' is in use. It doesn't matter what port I change to, it's always in use. I have tried: Changing the port number Restarting Visual Studio Rebooting my machine Installing IIS Clue: My IIS refuses to start. But I didn't have IIS installed

Downloading a file from an s3 Bucket to the USERS computer

阅读更多关于 Downloading a file from an s3 Bucket to the USERS computer

问题 Goal Download file from s3 Bucket to users computer. Context I am working on a Python/Flask API for a React app. When the user clicks the Download button on the Front-End, I want to download the appropriate file to their machine. What I've tried import boto3 s3 = boto3.resource('s3') s3.Bucket('mybucket').download_file('hello.txt', '/tmp/hello.txt') I am currently using some code that finds the path of the downloads folder and then plugging that path into download_file() as the second

Where does flask look for image files?

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问题 I am setting up a local server using flask. All I want to do currently is display an image using the img tag in the index.html page. But I keep getting error GET http://localhost:5000/ ayrton_senna_movie_wallpaper_by_bashgfx-d4cm6x6.jpg 404 (NOT FOUND) Where does flask look for files? A Little help would be great. My HTML code is <html> <head> </head> <body> <h1>Hi Lionel Messi</h1> <img src= "ayrton_senna_movie_wallpaper_by_bashgfx-d4cm6x6.jpg "> </body> </html> My python code is : @app