Displaying 3 results from an estimated 3 matches for "readfile_con".
2018 May 10
2
readLines() behaves differently for gzfile connection
When I read a .gz file with readLines() in 3.4.3, it returns text (and a
warning). In 3.5.0, it gives a warning, but no text. Is this expected
behavior or a bug?
3.4.3:
> source_file = "1k_annotation.gz"
> readfile_con <- gzfile(source_file, "r")
> readLines(readfile_con, n = 5)
[1] "#chr\tpos\tref\talt\t
<truncated output here>
Warning message:
In readLines(readfile_con, n = 5) :
seek on a gzfile connection returned an internal error
> close(readfile_con)
> sessionInfo()
R...
2018 May 10
1
readLines() behaves differently for gzfile connection
...t; wrote:
> > When I read a .gz file with readLines() in 3.4.3, it returns text (and a
> > warning). In 3.5.0, it gives a warning, but no text. Is this expected
> > behavior or a bug?
> >
> > 3.4.3:
> >> source_file = "1k_annotation.gz"
> >> readfile_con <- gzfile(source_file, "r")
> >> readLines(readfile_con, n = 5)
> > [1] "#chr\tpos\tref\talt\t
> >
> > <truncated output here>
> >
> > Warning message:
> > In readLines(readfile_con, n = 5) :
> > seek on a gzfile connectio...
2018 May 10
0
readLines() behaves differently for gzfile connection
...Heavner <bheavner at gmail.com> wrote:
> When I read a .gz file with readLines() in 3.4.3, it returns text (and a
> warning). In 3.5.0, it gives a warning, but no text. Is this expected
> behavior or a bug?
>
> 3.4.3:
>> source_file = "1k_annotation.gz"
>> readfile_con <- gzfile(source_file, "r")
>> readLines(readfile_con, n = 5)
> [1] "#chr\tpos\tref\talt\t
>
> <truncated output here>
>
> Warning message:
> In readLines(readfile_con, n = 5) :
> seek on a gzfile connection returned an internal error
>
>&g...