Categories
Mastering Development

Why is Cors getting an error in React-admin? [duplicate]

I connected the admin panel in the client import React from "react" import { Admin, Resource } from "react-admin" import restProvider from ‘ra-data-simple-rest’ import PostList from "./PostList"; const AdminPage = () => { return ( <Admin dataProvider={restProvider(‘http://192.168.88.83:3001′)} > <Resource name=’blogs’ list={PostList} /> </Admin> ); } export default AdminPage but the console shows an error admin#/blogs:1 […]

Categories
Mastering Development

Custom Authentication inside Azure Function

I have a requirement wherein any user who is using the function app needs to pass the token so that the token is validated, so I need help from an architecture point of you, so how should I give the user an option to first create a token and where that token should be stored […]

Categories
Mastering Development System & Network

Generate keys for nginx, with only a public key

I have an Elasticsearch endpoint as a service (I have no access to config/server). The service provided me with a username and password, and a single "TLS certificate" file, which when decoded says that it is RSA Public-Key: (2048 bit) I am running nginx and want to use it as a reverse proxy for this […]

Categories
Mastering Development System & Network

CORS won’t allow PATCH requests on apache 2.41

I’ve been trying to use PATCH for an API I’m building. All requests fail because of CORS. I’ve tried editing my website’s .htaccess file to include the following: Header always set Access-Control-Allow-Origin "*" Header always set Access-Control-Allow-Methods "PUT, OPTIONS, GET, POST, DELETE" Yet, it continues saying that "CORS Preflight did not succeed", even though both […]

Categories
Mastering Development

cors blocked errors when loading iframe in vue component, maybe use axios to mimic iframe?

I’m doing some testing locally so my dev url is http://localhost:3000, I’m wanting to add an iframe into my vue component to bring in data from an outside domain. But I’m getting a cors errors being blocked, etc. I do have access to the domain and server I’m accessing so I have added <VirtualHost *:443> […]

Categories
Mastering Development System & Network

CORS won’t allow PATCH requests on apache 2.41

I’ve been trying to use PATCH for an API I’m building. All requests fail because of CORS. I’ve tried editing my website’s .htaccess file to include the following: Header always set Access-Control-Allow-Origin "*" Header always set Access-Control-Allow-Methods "PUT, OPTIONS, GET, POST, DELETE" Yet, it continues saying that "CORS Preflight did not succeed", even though both […]

Categories
Mastering Development System & Network

CORS won’t allow PATCH requests on apache 2.41

I’ve been trying to use PATCH for an API I’m building. All requests fail because of CORS. I’ve tried editing my website’s .htaccess file to include the following: Header always set Access-Control-Allow-Origin "*" Header always set Access-Control-Allow-Methods "PUT, OPTIONS, GET, POST, DELETE" Yet, it continues saying that "CORS Preflight did not succeed", even though both […]

Categories
Mastering Development

No Access-Control-Allow-Origin after many calls edit > Axios network error catch

I’ve googled this issue very often and I think I’ve inserted them all which I know is redundant but I’m desperate. In my server I’ve added: app.use(cors()) and app.use(function (req, res, next) { res.setHeader(‘Access-Control-Allow-Origin’, ‘*’); res.setHeader(‘Access-Control-Allow-Headers’, ‘Origin, X-Requested-With, Content-Type, Accept’); res.setHeader(‘Access-Control-Allow-Methods’, ‘POST, GET, PATCH, DELETE, OPTIONS’); next(); }); and in the route, I’ve added: router.use([‘/api/’, […]

Categories
Mastering Development

Part of incoming header missing at arrival on the php server when using ipv6

I’m developing a PHP-based API and use a custom header for authentication. It works perfectly for clients using ipv4. But somehow, a part of the custom header is missing at arrival at the php server when clients use ipv6. In Chrome, I can see that the header contains the value (by using the networking tab) […]

Categories
Mastering Development

net::ERR_CONNECTION_REFUSED – Problem with CORS, Heroku App and NodeJS

i’m facing a ERR_CONNECTION_REFUSED on client-side, hosted on heroku app and my node back-end server, running in my PC. i have configured CORS on server.js this way: var express = require(‘express’) var cors = require(‘cors’) var port = process.env.PORT || 5000 var app = express() app.use(cors()); app.use(express.json()) app.use(function(req, res, next) { res.header("Access-Control-Allow-Origin", "*") res.header(‘Access-Control-Allow-Methods’, ‘GET,PUT,POST,DELETE’); […]