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Cryptocurrency Ethereum Mastering Development

what is use of question mark ‘?’ in solidity

In solidity I came across a code uint256 q = p % 2 != 0 ? a : b; what does it mean ?

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Mastering Development

ISTIO – Egress Gateway returns – command terminated with exit code 35?

I have installed ISTIO with the below configuration cat << EOF | kubectl apply -f – apiVersion: install.istio.io/v1alpha1 kind: IstioOperator metadata: namespace: istio-system name: istio-control-plane spec: # Use the default profile as the base # More details at: https://istio.io/docs/setup/additional-setup/config-profiles/ profile: default # Enable the addons that we will want to use addonComponents: grafana: enabled: true […]

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Mastering Development

Base URL Discrepancy Between Localhost and Deployed – create-react-app

I am building a web application from the ASP.Net Core React template, whose "ClientApp" React portion appears to be a ‘create-react-app’ project. When I deploy the app to IIS, it gets hosted in a subfolder from the root, i.e. http://myserver.com/SubApp. Because of this, I have changed the "homepage" value in package.json to http://myserver.com/SubApp. What I […]

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Android User Help

Open Outlook links in Chrome

Using Outlook version 4.2041.3 on my Samsung Galaxy A30s with Android 10. If I receive an email with links in it And then click in the link it opens up in a weird browser. I would like for it to open in Chrome instead. How can that be done? Already contacted support.

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Mastering Development System & Network

Nginx server times out on ports 443 and 80

So my problem is the following. I am using CentOS 7.8 and I installed nginx, php, mariadb and certbot. After successfully generating the SSL certificate certbot automatically overwrote the NGINX config file (well I did agree to that and it usually works). I looked at it and nothing seems to be wrong with it. What’s […]

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Mastering Development System & Network

GKE On-prem Support for Openstack

Is is possible to install GKE-On Prem on Openstack private cloud? I tried to explore various documents, I am not able to be sure other Vmware VSphere, other private cloud set ups are supported or not. Thanks for helping!

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Mastering Development System & Network

Public LAN IP – Discover connected hosts

My LAN has a public IP to internet with a login page of draytek router. Is there a tool or method to verify that our devices (IPs / names) connceted to that network not been exposed ? Thanks

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Mastering Development System & Network

Automated way to know which hardware in my company has been used by a certain laptop

In Windows 10, is there an automated way to know which hardware in my company is being used by a certain laptop? For example, knowing which mouse, which keyboard, etc. has been used or ever connected to a certain computer… Is this being logged somewhere in Windows? The serial number or brand of the devices […]

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User Help

Windows 10 is running slow / upgrade ideas

I need your advice. I have installed Windows 10 about 2 months ago, I see it is running slower every day, it takes ages to shut down or start some program. User Interface becomes not responsive sometimes I have installed several "heavy" applications, MS Visual Studio 17, 19, Office 16, DataGrip, Adobe Reader. My Task […]

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User Help

ZFS and RAID configuration in a personal virtualization Proxmox 6.2 server

I happen to have this unused computer, and I upgraded its hardware a bit so I can use it as my personal platform for virtualized small servers. I plan to put Proxmox 6.2 on it but, before I install it, I’d like to know if it would be fine to use ZFS as the basic […]