Good day guys here is my code : this code always returns on my log a : Warning: connect.session() MemoryStore is not designed for a production environment, as it will leak memory, and will not scale past a single process. i tried googling about it but i don’t seems to understand some tutorials . Sorry f…
Tag: node.js
NodeJS doesn’t like passport + sequelize logins
I’m going crazy with nodejs. I’m trying to realize the backend for a simple user management webapp powered by NodeJS, using Passport-Local and Sequelize libraries. Right now I just designed the user model. The main problem I have is that the signup process gives me an error: it looks like that I&#…
Substitute variables in strings like console.log
I want to substitute variables in a string like console.log does. What I want to achieve is something like this: I am not able to figure out how to do that. Any help will be much appreciated. Thank you. Answer You could prototype it to the String object. Something like this:
How to add Google Authenticator to my website?
I have a web app that is Angular2 on the front-end and NodeJS on the back-end. I want to allow clients to use Google Authenticator to make their accounts more secure. How can I implement/use Google Authenticator in my website? I cannot find an API to use or and tutorials to follow or any libraries to use. Whe…
Node Fetch Post Request using Graphql Query
I’m trying to make a POST request with a GraphQL query, but it’s returning the error Must provide query string, even though my request works in PostMan. Here is how I have it running in PostMan: And here is the code I’m running in my application: Any ideas what I’m doing wrong? Is it p…
How to check if an Array is an Array of empty Arrays in Javascript
In my node.js 6.10 app, I am trying to identify in my array looks like this: This nesting can go onto n level, and can have elements in arrays at any level. How can I do this? Thanks P.S. I know I can do it using a n level for loop, but was wondering about a more optimized solution. Answer
Express.js – wrap every middleware/route in “decorator”
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 cert…
Canonical way to run an array of functions in Javascript/Node
I have found two handy modules called run-parallel and run-series to run arrays functions and return arrays of results. Looking at the little number of contributors and stars in the Github projects, I wonder if there is a canonical way of doing these tasks instead of installing these modules? Maybe there is a…
How do I get a list of files with specific file extension using node.js?
The node fs package has the following methods to list a directory: fs.readdir(path, [callback]) Asynchronous readdir(3). Reads the contents of a directory. The callback gets two arguments (err, files) where files is an array of the names of the files in the directory excluding ‘.’ and ‘..…
Returning specific fields with mongoose
I’m trying to accomplish something really easy but still manage to fail. What I am trying to do is when I get a get request on my server I want to return all documents BUT just the specific fields populated. My schema goes as follows What I want is to return only client.phone and client.email plus order…