DeveloperLoad - DeveloperLoad

Create Map from Elements from List of case class

case class Student(id:String, name:String, teacher:String ) val myList = List( Student("1","Ramesh","Isabela"), Student("2","Elena","Mark"),Student(

DT editable = "column" not functional

In the examples on https://yihui.shinyapps.io/DT-edit/, when editable = "column" the results won't render and be retained in the table. Indeed, they only work i

control pointers to structures and put it in a function?

I have a data structure task, where I must put for each node a following, a previous and a data of type string. struct node { string data; struct node*

Aggregate sum of column values for all pairwise groupings of other columns in a dataframe in R

I have been trying to aggregate the sum of one column in a dataframe for all pairwise comparisons of the other columns in a data frame. The dataset I have is ve

Emacs Dired rename many files

How to rename from: VAR1_1F_text.txt VAR2_1F_text.txt VAR3_2F_text.txt to 1F_VAR1_text.txt 1F_VAR2_text.txt 2F_VAR3_text.txt How to switch parts of filena

Python multiprocessing Queue vs Pipe vs SharedMemory

I want to run two Python processes in parallel, with each being able to send data to and receive data from the other at any time. Python's multiprocessing packa

Need help in resolving issue with two versions of python available in my Macbook

I recently bought macbook and i'm new to everything in this OS. Followed some tutorials to setup the machine towards programming and development. In that way, i