Similar to zyBooks if you are familiar with it, I want to track the sections the user has read through and checked completed with a button. However, conceptually I am having trouble thinking of what to store in my mongo database, besides just an object or an array of objects that contains each section and boo…
Tag: node.js
Express js middleware is not working as expected. It is showing too many redirections
Express js middleware is not working as expected. It is showing too many redirections. When i remove the token or logout it shows in the browser that too many redirections Middleware Route.js LOgin function When i remove the token or logout it shows in the browser that too many redirections Answer Now that yo…
Res.Render Is Stalling
Sorry if I’m sharing too much (or too little!) I’m not sure how to provide code when it’s contained in multiple files like this. In the small project I have my app.js server using express and ejs. I have a “/compose” route which creates a blog post with a “Title” and …
Passing Variable to page.evaluate() function
I’m trying to pass a variable I am using in my code into page.evaluate function, but it’s console.logging as it’s not defined and creating errors for my code. I get the following error: (node:3210) UnhandledPromiseRejectionWarning: Error: Evaluation failed: ReferenceError: putterID is not de…
Typescript Pick optionnal unset variable
I’m trying to use the “pick” function of typescript to get all the possible values of my objects. My objects have optional attributes so they are not necessarily set and I also try to convert “type” attribut to a type with : but I think there is a better way to do it and I don…
How to attach multiple class method from loop?
.regularExpression() is hardcoded 3 times in the script, is there a way to dynamically attach it from loops from variable const regex = [‘reg1’, ‘reg2’, ‘reg3’]? Usage: Answer You can use the reduce method: In this way, starting from the initial value Check.string(), you wi…
How to allow a user to query all rows or just selected ones?
I’ve been looking for this but i have no idea about the name of this. I am creating a data model on MySql and i have a table called users and i want to restrict the queries from each user, for example, allow to read all the rows from the clients table or only allow them to query some selected
Array of functions with additional arguments in the express router middleware
From the above code, I’m passing an array of functions [cb0, cb1] and each function requires some data attribute of type any and additional parameters like req, res and next. Earlier,I tried passing the data attribute like below format using bind concept. app.get(‘/example/d’, [cb0.bind(data…
Sending message from Main to Renderer
Could someone help me out here. I’m completely confused on how to solve this. I’ve now spent about a week trying to find a solution for this but have come up short and there appears to be a lack of a solid solution online. I’ve made a github repository trying to demonstrate the issue. In sho…
Update a field of an associate table using the magic method of Sequelize/Node js
I have i table called Orders and another table called Cupons, this tables has a association many to one, Ordes has many cupons, and cupons belongs to order, i need to update the status of my cupom when i associate the cupons to a order, i tried this way but doesn’t work Answer You can only create a pare…