Efficient way to print lines from a massive file using awk, sed, or something else?
26042
cat line X to line Y on a huge file
45661
Efficient algorithms to split and join lines?
5664
How can I extract/change lines in a text file whose data are separated into fields?
111369
Splitting a large document into several files
130069
Bash tool to get nth line from a file
117607
How to do a recursive find/replace of a string with awk or sed?
52489
Get the last line from each of a large number of files, transform them, and write all results to a single new file
85714
Awk: extract different columns from many different files
158360
How can I "grep" patterns across multiple lines?
147855
How can I read a large text file line by line using Java?
61840
Grep of many keywords over many files: speeding it up
57693
Quickly read the last line of a text file?
69609
How can I print multiline output on the same line?
4941
Delete range of lines above pattern with sed (or awk)
36228
Cheap way to search a large text file for a string
77828
Can sed save its output to a file?
16711
How to read a large file - line by line?