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Questions - disk.frame

Problem with non-standard evaluation in disk.frame objects using data.table syntax

Problem I'm currently trying to write a function that filters some rows of a disk.frame object using regular expressions. I, unfortunately, run into some issues with the evaluation of my search string...
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Joshua Entrop

r

data.table

non-standard-evaluation

disk.frame

Votes: 0

Answers: 2

Latest Answer

While I don't know the exact cause of this, it has to do with environments, search path, etc. For instance, these work: storms_df[name %like% "^A"] nm <- "^A" storms_df[name %l...
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r2evans

Does disk.frame allow to work with large lists in R?

I am producing a very big datasets (>120 Gb), which are actually a list of named (100x100x3) matrices. A very large lists (millions of records). They are then fed to CNN and classified to one of 4 ...
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ramen

r

list

disk.frame

Votes: 0

Answers: 2

Latest Answer

I had to adjust my data to data.table format, so I did something like this: I need it to be named, so I extracted names to the vec: nameslist <- names(list1) I converted my list to data.table (&...
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ramen

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