I am new to Pug and I am trying to generate a Select set of Options like this: However the result I get, in the rendered page, is an empty select input followed by the list of options as text Answer Indents the code https://pugjs.org/language/iteration.html
Tag: express
How to get firebase id
Anyone know how to get the Firebase unique id? I’ve tried name(), name, key, key(). Nothing works. I am able to see the data but I have no idea how to get the id back. I need it. Answer The call to push will return a Firebase reference. If you are using the Firebase 3 API, you can obtain the
Can’t delete cookie in express
Pretty simple. I set a cookie like so in my /user/login route: I’ve already set my secret for cookie-parser: Pretty basic stuff. Everything is working great insofar as I’m able to retrieve whatever I stored in the cookie: This middleware is called before anything else, so for the sake of the argument “Cookie exists!” is always logged in my console
Using loops and promises in transactions in Sequelize
I am currently building a Nodejs, Express, Sequelize (w. PostgreSQL) app, and have run into a few problems with using promises together with transactions and loops. I am trying to figure out how to use a for loops in a transaction. I am trying to loop through a list of members and create a new user in the database for
Express.Static not working for subdirectory
Express.static is working great for any view in root directory, but it breaks when I add a subdirectory. Works: Doesn’t Work: I’m guessing __dirname is changed to whatever directory the get request is made from, but I just want to use the root (/public) directory for all static requests. Answer Use it this way:
In Express.js, should I return response or not?
For Express.js 4.x I can’t find wether I should return the response (or next function) or not, so: This: Or this: And what is the difference? Answer You don’t. The (req, res) signature tells express this is the last function in the chain, and it does not expect a return value from this function. You can add a return statement,
express.js – how to intercept response.send() / response.json()
Lets say I have multiple places where I call response.send(someData). Now I want to create a single global interceptor where I catch all .send methods and make some changes to someData. Is there any way in express.js? (hooks, listeners, interceptors, …)? Answer You can define a middleware as below (taken and modified from this answer)
how to delete cookie on logout in express + passport js?
I want to “delete cookies on logout”. I am not able to do that. I googled for answer and found following ways: Assign new date of expiration to cookie res.cookie(‘connect.sid’, ”, {expires: new Date(1), path: ‘/’ }); Delete cookie using below lines res.clearCookie(‘connect.sid’, { path: ‘/’ }); I tried both ways individually but they do not delete the cookie. Here
Node.js – “TypeError – res.setHeader is not a function”
I’m trying to load JSON from a URL to a variable and send it back to the client’s javascript Every time I run the code the server says that res.setHeader isn’t a function and the rest breaks. Answer Both post and getJSON callbacks have same res variable name. Try this:
ForbiddenError: invalid csrf token, express js
I’ve tried to get csurf to work but seem to have stumbled upon something. The code so far looks like this: index.ejs Where you insert password and username in the form. app.js Where I’ve put csrf after session and cookie parser. index.js What I get after submiting the form, no matter if I insert the correct username and password or