I am asking this question because I and my colleague have a dispute on coding style because he prefers arrows function declaration: And I prefer old-style standalone function declaration: My point is that code in old-style more readable and you can more clearly distinguish function and variable declarations. …
Tag: node.js
How to make Mongoose not insert empty array or object fields into a document
Let’s say we have a Mongoose schema in our Node.js project: And let’s we have an according object: Now to save this data into MongoDB we can use this code: Ok, while it’s all cool. But if data does not contain field_3 (array field, and the same will be for an object field) Mongoose will anyw…
How can I pass parameters when calling a Node.js script from PHP exec()?
I’m trying to implement iOS push notifications. My PHP version stopped working and I haven’t been able to get it working again. However, I have a node.js script that works perfectly, using Apple’s new Auth Key. I am able to call that from PHP using: However, I would like to be able to pass t…
Electron function to read a local file – FS – Not reading
I have an electron project when I need to get electron to read a local file. Right now what I have is this, where it loads and displays the contents of a html file. I just need it to read a file and store it on a variable for now. Here is my current main.js: How can I do this
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(‘*’) stateme…
Socket hang up when using axios.get, but not when using https.get
To the best of my knowledge, I am doing the same thing using 2 different approaches: When I run this code, i get 2 different outcomes: What is going on here? I have a feeling it has to do with asynchronicity, but not quite sure how… Can somebody give me a hint as to how/why these 2 behaviors are differe…
Heroku: “No default language could be detected for this app” error thrown for node app
I am learning NodeJS and the course I’m following has several projects, arranged by sections. I have all the projects under one main folder, which is also a git repository. Each of these subfolders in the main folder is a node project by itself, complete with package.json and related dependencies in nod…
Error: spawn npm ENOENT
I have an JS app. It works good on linux but in windows 10 I am getting an error. and the code which is incorrect is this I found the reason of this error in github I guess the problem is spawn nodejs spawn Doc which have didn’t work correctly in windows. But I don’t know how to modify this
Is it an anti-pattern to use async/await inside of a new Promise() constructor?
I’m using the async.eachLimit function to control the maximum number of operations at a time. As you can see, I can’t declare the myFunction function as async because I don’t have access to the value inside the second callback of the eachLimit function. Answer You’re effectively using …
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 …