Given the following code: I get this error: Error: Cannot use GraphQLSchema “[object GraphQLSchema]” from another module or realm. Ensure that there is only one instance of “graphql” in the node_modules directory. If different versions of “graphql” are the dependencies of o…
Tag: node.js
React.js: Raw HTML string does not gets recognized as HTML elements from Node.js
I am sending a raw HTML from node.js to react. and It was successful. However, when I try to render it, they are render as raw string as opposed to HTML elements This is how I get the string from front-end: The render method from my react(Simplified) looks like this: In my server.js, i have the following code…
How can I use moment.js to add days, excluding weekends?
I’m setting a default follow-up date two days from current date, which currently works: However, I would like to exclude weekends. So I installed moment WeekDay, but I can’t seem to get it to work with adding days to the current date. The documentation calls for: But I can’t get that to work…
Electron window reloads when saved file is overwriten / replaced
So, I have the save function written and it works exactly as intended the first time I save a file. However, if I try to overwrite the file by saving it again, the file saves fine, but the window reloads clearing all the data that’s been entered. I can just load the saved file and continue editing, but …
Node.js Module.Exports Undefined Empty Object
I have the following files. index.js 1.js 2.js 3.js run.js Why is it that when I run node run.js that it prints the following? I expect it to print Answer This is because at the time of running 3.js the index.js file has not been fully defined yet. In order to fix this you have to require the files specifical…
Run node module in browser
I’m trying to upload and read excel file using this node module: read-excel-file and according to the instructions under Browser I need to put this code in my .js file: But the browser doesn’t know what is import readXlsxFile from ‘read-excel-file’. It should be noted that I’m us…
.env vs config.json
I just started learning JavaScript / node.js (a gentle introduction to back-end webdev), and thus I am completely green in the subject. A few days ago I was reading a tutorial from which I learned to keep my confidential data (like passwords) in a config.json file. Today I have discovered (by a chance) .env f…
NestJs async httpService call
How can I use Async/Await on HttpService using NestJs? The below code doesn`t works: Answer The HttpModule uses Observable not Promise which doesn’t work with async/await. All HttpService methods return Observable<AxiosResponse<T>>. So you can either transform it to a Promise and then use aw…
Javascript ES6 TypeError: Class constructor Client cannot be invoked without ‘new’
I have a class written in Javascript ES6. When I try to execute nodemon command I always see this error TypeError: Class constructor Client cannot be invoked without ‘new’ The full error is mentioned below: What I am trying to do is, I have created a class and then created an instance of that clas…
Upload JSON string to Google Cloud Storage without a file
My case is when I receive data from some other source as a JSON string, then I want to upload this string to Google Cloud Storage without writing this string to a local file and upload this file. Is there any way to do this. Thank you. Look like this code below so I expected the Google Cloud Storage will