Davy Landman

icon indicating a website link http://www.davylandman.nl icon indicating an email [email protected]

icon company @SWAT-engineering icon location Amsterdam, The Netherlands icon location Implements DSLs for a living. Parsers, typecheckers, compilers, interpreters, VS Code extensions, you name it. One of core developers of Rascal (@usethesource)

Results 265 comments of Davy Landman

Sort huge CSV by 7th column

There is no build in tool for sorting yet, primarily because it requires to keep all the output somewhere in memory (or on disk), since the last line might be...

Streaming LZMA

Regarding the stream XZ, that would be a nice addition indeed. In that way we would avoid large arrays from being allocated. Not sure about what you mean with size...

cvsgrep : pattern based on column indexes

(If you rebase/merge from master, I think I fixed the failing travis build for PRs.)

csvlook implementation

How awesome! I have some questions: - Could you merge with the current upstream? It's your code, and you'll know best how to merge it. - Can you add test...

csvlook implementation

hmm, what should happen if a quoted cell contains a newline?

csvlook implementation

I like the feature of stopping after n rows, perhaps it should be renamed to csvhead?

add a csvunawk to handle `print $0` which still has the `\x1F` record separator in the string

Current workaround: ``` LC_ALL='C' sed 's/\x1F/,/g' ```

csvlook implementation

Hi, Not sure what you mean with a csvlook program? Is there a gnu tool equivalent? At the moment there is no calculation of the width of the columns, and...

csvlook implementation

Ah, interesting, I can't really imagine that you want to view MBs of csv in this way? looks like a nice tool to inspect some part of the data? I...

csvlook implementation

I've thought about it a bit more, and it could indeed work. The first buffer (1MB) is used to calculate column widths, and the rows are limited to those widths.