I can't delete a category because it is a foreign key in the items table. How can I do it? How can I make a deletion in category and make $category_id null in the items table? I tried making a…
Here is the code import os import redis import flask import json import urllib.parse from flask import Flask, Response, request, render_template, abort from flask_cors import CORS, cross_origin #from flask.ext.cors import CORS, cross_origin app = Flask(__name__) app.config['CORS_HEADERS'] = 'Content-Type' redis_handle =…
How can I find only the "hotels" property? Data in MongoDB- [ { "picture": "https://d.bcb.ic/dKkqr2da/lalkhal.jpg", "name": "Lalakhal", "about": "Lalakhal is....", "latitude": 25.1048, "longitude": 92.1770, "hotels": [{}, {}, {}] }, { "picture": "https://d.bcb.ic/dKkqr2da/lalkhal.jpg", "name": "Lalakhal", "about": "Lalakhal is....", "latitude": 25.1048, "longitude":…
I`m new to laravel and i try to do a crud tutorial but donesn t work the update method. This is the controller public function update(UserRequest $request, User $user) { $avatar = $user->avatar; if(Request::file('avatar')){ Storage::delete('public/'. $user->avatar); $avatar = Request::file('avatar')->store('users', 'public');…
I hope this is the right place to discuss the CRUD issues. So I'm building a MERN e-commerce app, where I created the mongoose schema and connected with MongoDB to store the products & users. To test my schema and…
I have this core data issue: *** -[NSKeyedUnarchiver decodeObjectForKey:]: value for key (id) is not an object. This will become an error in the future. First I would like to describe what I am trying to do: I perform a…
I am trying to take user input and then add a drug(medicine) to MongoDB. But it is not working and I am getting the error "Add proper parameter first". The user input should be patient name, drug name, dosage, frequency,…
I am currently trying to implement an update / put functionality in my node.js-project and having issues I have absolutely no clue, where that comes from. (also I am a JS beginner). I am using express, MongoDB and mongoose. Problem…
I am having a strange issue querying a Mongo DB collection. I am using findById() to get a single item that works sometimes and not others. I have checked the id being passed to the server route and in all…
I make CRUD operation by using laravel, ajax and the blade form is (modal), the (create method) works fine, but the (update method) doesn't work, in spite of its functionality is the same of (update method) I Think the issue…