Re^2: Frequency Analysis Of A Subset Of A File

BrowserUk,
And if the file contains 0 newlines? Update: Or, you want newline characters to be include in your tuples. In this approach, each read can result in at most, one newline.

Cheers - L~R

Comment on Re^2: Frequency Analysis Of A Subset Of A File

Replies are listed 'Best First'.
Re^3: Frequency Analysis Of A Subset Of A File by BrowserUk (Patriarch) on Apr 24, 2013 at 20:45 UTC
And if the file contains 0 newlines? Update: Or, you want newline characters to be include in your tuples. Then read fixed sized blocks instead of lines: `C:\test>perl -e"BEGIN{$/= \1024}" -nle" rand() < 0.1 and print length( +)" 986831-01.dat 1024 1024 1024 1024 1024 C:\test>perl -e"BEGIN{$/= \1024}" -nle" rand() < 0.1 and print length( +)" 986831-01.dat 1024 1024 1024 C:\test>perl -e"BEGIN{$/= \1024}" -nle" rand() < 0.1 and print length( +)" 986831-01.dat 1024 1024 1024 1024` [download] With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday' Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error. "Science is about questioning the status quo. Questioning authority". In the absence of evidence, opinion is indistinguishable from prejudice.	[reply] [d/l]

Replies are listed 'Best First'.

Re^3: Frequency Analysis Of A Subset Of A File
by BrowserUk (Patriarch) on Apr 24, 2013 at 20:45 UTC

And if the file contains 0 newlines? Update: Or, you want newline characters to be include in your tuples.

Then read fixed sized blocks instead of lines:

C:\test>perl -e"BEGIN{$/= \1024}" -nle" rand() < 0.1 and print length(
+)" 986831-01.dat
1024
1024
1024
1024
1024

C:\test>perl -e"BEGIN{$/= \1024}" -nle" rand() < 0.1 and print length(
+)" 986831-01.dat
1024
1024
1024

C:\test>perl -e"BEGIN{$/= \1024}" -nle" rand() < 0.1 and print length(
+)" 986831-01.dat
1024
1024
1024
1024
[download]

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.

"Science is about questioning the status quo. Questioning authority".

In the absence of evidence, opinion is indistinguishable from prejudice.

[reply]
[d/l]