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Mastering Development

how to make a table with unique count and count + percentage information

I am a r beginner. Please pardon me if this question sounds silly. If I have a data set like this: x<-data.frame( “ID”=c(21,17,21,19,22,21,26,22,18, 15), “sick”=c(T,T, F, T,T,F, T,T, T, F), “recover”=c(T,T,T,F,F,T,T,T,F,F)) and I want to make a table out of it, something looks like: Note unique count ID is 7, event count is 10. what […]

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User Help

Setting up SAMBA shares on a Linux system with SELinux enabled

I have for several years administered a server that hosts several shares over SAMBA. Every time there is a new share or maintenance to be done, there never seems to be a comprehensive list of things to get right for the shares to work correctly and have the correct permissions for the user. As I […]

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Mastering Development

Python calendar with loops

days = int(input(“Enter number of days: “)) day_of_week = input(“The first day of the week: “) print(“{:>3}{:>3}{:>3}{:>3}{:>3}{:>3}{:>3}”.format(“S”,”M”,”T”,”W”,”Th”,”F”,”S”)) for d in range(1, days + 1): print(“{:3}”.format(d),end=””) if (d % 7 == 0): print() Here’s my I’m confused… What should I add so that the first day of the week is my input’s?

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User Help

[ffmpeg]: Records black screen with title bar if window is dynamically opened

I am working on a Node HTTP server which listens for recording a browser window when an HTTP request comes in. The HTTP request spawns a browser window and then spawn ffmpeg to target that window for recording by title. The issue is this works in Windows 7 but, not in Windows 10. Previously, when […]

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Game Creation Mastering Development

Can I set the unity camera to have the same position in a real world?

I have a problem about setting the camera in the unity to have the same extrinsic parameters as my real world camera to the origin. So let’s me describe my problem step by step. I have a camera in a real world and Its extrinsic to an aruco plane was calculated. So I use the […]

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Game Creation Mastering Development

Can I set the unity camera to have the same position in a real world?

I have a problem about setting the camera in the unity to have the same extrinsic parameters as my real world camera to the origin. So let’s me describe my problem step by step. I have a camera in a real world and Its extrinsic to an aruco plane was calculated. So I use the […]

Categories
Game Creation Mastering Development

Can I set the unity camera to have the same position in a real world?

I have a problem about setting the camera in the unity to have the same extrinsic parameters as my real world camera to the origin. So let’s me describe my problem step by step. I have a camera in a real world and Its extrinsic to an aruco plane was calculated. So I use the […]

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Mastering Development

Not getting a production build in create-react-app

I have a project using create-react-app. I had no probelm working on it in developement mode (using scripts/start). After working on my project for a few weeks, I wanted to deploy for production. I ran scripts/build. This created a folder structure that looks like this : I assume that the index.html is the entry point […]

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Mastering Development

What is % in the Haskell preprocessor and how does it relate to types like Uint8 (if at all)?

I’d like to better understand the following code in general. The instances for MDouble are included in the snippet to demonstrate an example that doesn’t use the preprocessor. #let numarray t = “\ foreign import ccall unsafe mxIs%s :: MXArrayPtr -> IO CBool\n\ instance MXArrayComponent M%s where\n\ isMXArray a = boolC =.< withMXArray a mxIs%s\n\ […]

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Mastering Development

Increment string from given array of letters or exclude specific letters from incremental with PHP

I have a list of allowed letters $allowedLetters = array(‘B’,’C’,’D’,’F’,’G’,’H’,’J’,’K’,’L’,’M’,’N’,’P’,’R’,’S’,’T’,’V’,’W’,’X’,’Y’,’Z’); And from that array I would like to do string increment to get the following pattern: BBB, BBC, BBD … until ZZZ I know that I can do string increment as simple as this: $letters = array(); $letter = ‘BBB’; while ($letter !== ‘ZZZ’) { […]