From 830bbc65912a484b5f687e431aae46d2977847ec Mon Sep 17 00:00:00 2001
From: "alexis.dereeper_ird.fr" <alexis.dereeper@ird.fr>
Date: Sat, 23 Nov 2024 14:49:35 +0000
Subject: [PATCH] Update bash-extracting_from_files.md
---
docs/pages/bash/bash-extracting_from_files.md | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/docs/pages/bash/bash-extracting_from_files.md b/docs/pages/bash/bash-extracting_from_files.md
index 4541a45..2a3f095 100644
--- a/docs/pages/bash/bash-extracting_from_files.md
+++ b/docs/pages/bash/bash-extracting_from_files.md
@@ -115,10 +115,12 @@ Sort is particularly useful when you use some key options:
!!! question "Look at the first lines after sorting numerically. Do you observe any difference?"
-```bash
-sort nat2021.csv | head
-sort -n nat2021.csv | head
-```
+??? example "Click to show the solution"
+
+ ```bash
+ sort nat2021.csv | head
+ sort -n nat2021.csv | head
+ ```
!!! question "Which name was the most popular among all records? Which year?"
@@ -146,12 +148,12 @@ The `cut` command allows to cut a line at a specific character and extract a sel
* `-d` specify the separator
* `-f` specify the field to extract
-!!! question "How to extract the name of the top 100 names/year the most provided"
+!!! question "Combining with `sort` command, how can you extract the name of the top 30 most popular names and the corresponding year"
??? example "Click to show the solution"
```bash
# command
- sort -n -t ';' -k4 nat2021.csv | tail -n 100 | cut -d";" -f 2
+ sort -n -t ';' -k4 nat2021.csv | tail -n 30 | cut -d";" -f 2,3
```
The `uniq` command can be used to remove the redundancy. But result need to be sorted to make it work properly/
--
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