I have Express.js instance and couple of routes which I want to wrap in some function. Example: While this works fine, I don’t like the idea to explicitly call wrapper on every route or middleware which requires such processing. Is there any way to be able to wrap every required route/middleware in certain wrapper (given that wrapper function can check
Tag: express
Nodejs/Express/JSON/Handlebars loop through array not working with multiple values
I am having problems understanding how to loop through an object in Handlebars and possibly passing information from one place to another. Below is a sample json file which I need to read from. In this example, it’s just a bunch of image file names that I want to pull in. This json file is called “testdata.json” and it has:
react router and express GET conflict
I’m not able to figure out how react router and express route working together. I have this The problem is my api can’t use GET because it will redirect to index.html. If I remove the wildcard route, then react-router would not be able to work properly. Answer Your app.get(‘*’) statement will match any request coming in. You can fix your
Make Axios send cookies in its requests automatically
I am sending requests from the client to my Express.js server using Axios. I set a cookie on the client and I want to read that cookie from all Axios requests without adding them manually to request by hand. This is my clientside request example: I tried to access headers or cookies by using these properties in my Express.js server:
ES6 import happening before .env import
Trying to use an environment variable from my dotenv file crashes my app because it seems the dotenv file is not loaded on time. crashes with error The API key is there, so it seems that sparkpost.js is instantiating new SparkPost() before the dotenv file gets loaded. How do I work around this? Answer Javascript imports are hoisted (but not
How to find the size of the file in Node.js?
I am using multer for uploading my images and documents but this time I want to restrict uploading if the size of the image is >2mb. How can I find the size of the file of the document? So far I tried as below but not working. Can anyone please help me? Answer To get a file’s size in megabytes:
How to check javascript is enabled or not in Node JS server side code
Is this possible to check this using server side code in Node js? OR if not then how can I use conditions like if-else: In a node.js project, I have to check that JavaScript is enabled or not on browser of user. I know that we can check this using <noscript> tag at client side code(I am using jade). On
Pug file not loading CSS
I’ve got an express project set up. I’m using Pug as the view engine. I’ve got the following lines in my app.js, And I’ve got the following in my index.pug view, The CSS files are in the right folders (public/stylesheets), but when I load up the app, the view does not seem to load the CSS files. The full project
Node.js & Express.js Font Differentiation
I developed examples on Node.js and Express.js arbtrarily. After initiating example.js of each one shown below, I ran into a font differentiation between them. Even I know Express is a framework for Node, I couldn’t find anywhere why typography change though. Node.js: Express.js: Output For Node.js: Output For Express.js: Answer and here is Express.js version handles the same job Well,
How to access files in my public folder in node.js express
I am trying to access files located in my public folder, using express. My file structure looks like this My app.js is running on port 3000, and index.js cannot find background.jpg or style.css I am going by the docs so I have no idea why this is not working. Answer As your app.js and public folders are inside the app