Categories
Development

How to ask for only the variables necessary to the story in MadLib in Python

I’m sorry if this has been answered elsewhere. I am a 100% beginner. I am working my way through codeacademy and one of the projects was a Madlib. I have since transferred it over to visual studio and done a few myself from scratch. I had the idea to just create a massive baseline MadLib […]

Categories
Development

await dynamic get error ‘System.ValueType’ does not contain a definition for ‘GetAwaiter’

get error ‘System.ValueType’ does not contain a definition for ‘GetAwaiter’.代码见github https://github.com/wangronghua/DynamicIssue branch master is error,branch ok is right,The difference is that the proxy class is moved to the console project. Here’s the code. Console class library class Program { static async Task Main(string[] args) { var items = (await ProxyDecorator2<IPersonService, PersonService>.Create().GetPartAsync(x => new { x.ID, […]

Categories
Development

How to create short lived Database entries in ruby on rails?

I want to create some notifications that should be short-lived, 1 day or so. So that I can send out those notifications if the user is accessing all notifications today, but not tomorrow. Suppose someone is creating some post with, I want to send them a notification whenever post upload is successful. But that notification […]

Categories
Development

Why is switching SwiftUI views in the following manner so laggy?

I asked this question and I accepted an answer and I tried to use that code. My problem with the new accepted answer is when I have many views it gets very messy and does not compile. It looked like it worked. But little did I know there was a discreet problem. My issue is […]

Categories
Development

React Navigation getParam without the navigation prop

I followed this guide https://reactnavigation.org/docs/en/navigating-without-navigation-prop.html for Navigating without the navigation prop. I am wondering if I can add getParam to my NavigationService to use that just like navigation.getParam. Thanks

Categories
Development

Should I use inherited tests?

I am reviewing some code where the developer has some classes ClassA and ClassB. They both inherit from ParentClass so both must implement a number of abstract methods (e.g. return5Values(2)) In ClassA the values are all double the previous value: [2,4,8,16,32] In ClassB the values are all +1 the previous value [2,3,4,5,6] There are also […]

Categories
Development Linux Ubuntu

llvmpipe (LLVM 9.0.1, 128 bits) instead of AMDGPU Ubuntu LTS 18.04.3

My videocard is: AMD R9 270X (I’m a complete beginner) I installed Ubuntu today and I have a problem with having my GPU being utilized. In Settings/details, I have this line: Graphics: llvmpipe (LLVM 9.0.1, 128 bits) I don’t even know why and how this got here. https://linuxconfig.org/how-to-install-the-latest-amd-radeon-drivers-on-ubuntu-18-04-bionic-beaver-linux#h7-1-download-and-unpack-the-drivers I have installed/updated my drivers through this […]

Categories
Development Linux Ubuntu

What are all the types of network interfaces that can be specified in iptables

When adding rules iptables -i indicates the interface, What are all the different types of interface, their shortnames and fulp names( lo is for loopback)

Categories
Development Linux Ubuntu

“ssh_askpass exec(/usr/libexec/openssh/ssh-askpass) no such file or directory” error when I try to push in Git repo using VS Code

Don’t know what happened. But all of sudden I can’t push updates in GitHub. A month ago I used SSH keys to integrate VS Code with Github so that I do not have to type email & password every single time when I use to push updates to the Git repository. I think BleachBit has […]

Categories
Development Linux Ubuntu

How do I escape from a hanging Ubuntu OS?

One of my problems with Ubuntu is, when my PC overloads, my Ubuntu system hangs and I try to get it to respond by opening the CD-ROM drive manually to force an interrupt and get access to the system monitor for closing some tasks. In Windows, when this situation happens, I can usually escape it […]