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Apple User Help

Is my Apache server creating multiple localhosts?

I’m trying to set up Apache server for MacOS Mojave 10.14 and I’m running into some bizarre issues. Whenever I type localhost into Chrome I get a 403 Forbidden error. When I type in localhost:8080 I get the standard “It works!” page, even after editing the default index.html files in /Library/WebServer/Documents to something different and […]

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Mastering Development

Read data from firebase in vuex

i am new in Vue Js. I am doing an TODO web application. I took firebase as a backend and database. I am using Vuex for the state management. Until now i am able to add data to firebase, but when come time to read, i am stuck. i couldn’t read data from firebase. It’s […]

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Linux Mastering Development Ubuntu

Chat in ubuntu terminal between two computers via network

I got a task to do for my studies. We have to make a chatroom between two ubuntu systems on virtual machines. Systems are on different computers. We have to connect via Network. Do we have to use the same Network? I already did it between two terminals on the same computer, but I do […]

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Mastering Development System & Network

How to hide “the HTTP request header” from target server log point of view with apache2 reverse ProxyPass

Summary : We are a team of 5 person around the world and we want to be able to connect ourself to a commercial domain with only a single IP Adress (Apache Proxy Server IP adress) in order to be seen just as one person somewhere in the world from the target server point of […]

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Mastering Development

Forbidden, you don’t have permission to access this resource

I am trying to create a site called sitb in ubuntu using apach2. I create a html file and saved it in a created siteb folder in var/www but when I load the site it just says Forbidden, you don’t have permission to access this resource. I am not sure why I am getting this […]

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Mastering Development

Transform my Java Swing program to an MVC program?

I was given the task to come up with a small game in Swing and implement it as an MVC (Model View Control) program. I’m new to MVC. So far I’ve finished the whole program in 1 Java file (View), what code do I need to change and insert in the Model file, in order […]

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Mastering Development

Retrieve real-time data from firebase for specific user

My database : I have given an ID to every user. And I want to retrieve the data of the specific user who is currently logged into the app. I am using this code wherein I am explicitly specifying the node under user details. What are the changes to be done? showb.setOnClickListener(new View.OnClickListener() { @Override […]

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Cryptocurrency Ethereum Mastering Development

How can I call a method on a smart contract with the web3 provided by MetaMask?

How can I call a method on a smart contract with the web3 provided by MetaMask? Building smart contracts with solidity was the easy part for me. I had relatively few problems thanks to https://remix.ethereum.org. I found out, the easiest way to deploy a smart contract is on remix using MetaMask. You can deploy to […]

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Database Development

Mongodb Automation Agent is not logging in Log file on the server

Our mongodb automation agent is running fine, but it is not logging the logs in the log file on the server. When we check the logs on the ops manager we are able to view it, but on the server its not logging. The automation agent verbose file is getting updated but there is no […]

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Mastering Development

Is there a way to do Einstein summation when backpropagating dense layers with ArrayFire?

I’m running backpropagation on a dense layer in a neural network, I both run and backpropagate multiple examples simultaneously. Thus when calculating the weight errors I calculate the Einstein summation of a 2 dimensional array (the errors in neurons in layer i+1) by a 2 dimensional array (the activations of neurons in layer i) to […]