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author | Johannes Stoelp <johannes.stoelp@gmail.com> | 2024-01-17 23:45:30 +0100 |
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committer | Johannes Stoelp <johannes.stoelp@gmail.com> | 2024-01-17 23:45:30 +0100 |
commit | 1d5addd14bc3f0c7279b41882fc9b8ff60fac450 (patch) | |
tree | 376526127f3b0e01cd435e2f51fb152470dcf65d /src | |
parent | 6ab4d0859f32d96af2b39a95d943ffeab0d4d713 (diff) | |
download | notes-1d5addd14bc3f0c7279b41882fc9b8ff60fac450.tar.gz notes-1d5addd14bc3f0c7279b41882fc9b8ff60fac450.zip |
sort: add initial examples
Diffstat (limited to 'src')
-rw-r--r-- | src/SUMMARY.md | 1 | ||||
-rw-r--r-- | src/tools/README.md | 1 | ||||
-rw-r--r-- | src/tools/sort.md | 35 |
3 files changed, 37 insertions, 0 deletions
diff --git a/src/SUMMARY.md b/src/SUMMARY.md index 7a2155e..d802912 100644 --- a/src/SUMMARY.md +++ b/src/SUMMARY.md @@ -19,6 +19,7 @@ - [dot](./tools/dot.md) - [ffmpeg](./tools/ffmpeg.md) - [column](./tools/column.md) + - [sort](./tools/sort.md) - [Resource analysis & monitor](./monitor/README.md) - [lsof](./monitor/lsof.md) diff --git a/src/tools/README.md b/src/tools/README.md index 0b1666c..2aa2f5c 100644 --- a/src/tools/README.md +++ b/src/tools/README.md @@ -16,3 +16,4 @@ - [dot](./dot.md) - [ffmpeg](./ffmpeg.md) - [column](./column.md) +- [sort](./sort.md) diff --git a/src/tools/sort.md b/src/tools/sort.md new file mode 100644 index 0000000..e74b490 --- /dev/null +++ b/src/tools/sort.md @@ -0,0 +1,35 @@ +# sort(1) + +``` +sort [opts] [file] + opts: + -r reverse output + -b ignore leading blanks + + -n sort by numeric + -h sort by human numeric + -V sort by version + + -k<N> sort by Nth key + -t<S> field separator +``` + +## Examples +```sh +# Sort by directory sizes. +du -sh * | sort -h +``` + +```sh +# Sort numeric by second key. +# The default key separator is non-blank to blank transition. +echo 'a 4 +d 10 +c 21' | sort -k2 -n + +# Sort numeric by second key, split at comma. +echo 'a,4 +d,10 +c,21' | sort -k2 -n -t, +``` +> Use `--debug` to annotate part of the line used to sort and hence debug the key usage. |