DeveloperLoad - DeveloperLoad

R/Rstudio stop working after loading Rcmdr package

I got this problem after installing the new version of Rstudio/R , I had R version 3.6 and Rstudio 1.2.xx and after update I got this .T hen I tried doing a cle

Restricting Character length in Regular expression

I am using the following regular expression without restricting any character length var test = /^(a-z|A-Z|0-9)*[^$%^&*;:,<>?()\""\']*$/ //Works Fin

On Android, how do you switch activities programmatically?

It seems like every example I can find of switching between activities involves creating an Intent and passing in the context of a View via an OnClickListener a

Java - Making progress bar while deleting files

I'm starting with Jframe and GUI stuff in Java and I want to make progress bar when program deleting files/folders. I wish I could make progress bar with % prog

How to pass column names in function to carry out filter, select and sort actions within a function in R

I am trying to carry out the filter, select and arrange actions on a data frame by defining the function. Below is the code i am trying to replicate by a functi

LLVM getelementptr indices use/meaning

I just started learning LLVM and I am wondering why we have two indices in getelementptr? what are the first and second indices (0 and 0) used for? @tmp = globa

Why is making shuffle=False on validation set giving better results in confusion matrix and classification report than shuffle=True?

If I'm giving shuffle=False while creating a test or validation dataset, test_dataset = test_image_gen.flow_from_directory(test_path,