From d56540efb85c1a63c043d34ea20f11529f45d39e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robin-Charles=20Guih=C3=A9neuf?= <robin-charles@hotmail.fr>
Date: Tue, 8 Mar 2022 09:03:55 +0100
Subject: [PATCH] navi: Update compression sheet

---
 navi/compression.cheat | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/navi/compression.cheat b/navi/compression.cheat
index ad699a6..d4a1d6d 100644
--- a/navi/compression.cheat
+++ b/navi/compression.cheat
@@ -1,20 +1,20 @@
 % compression
 
-# Create a tar containing files
+# Create a tar archive containing files
 tar cf <name>.tar <files>
 
-# Extract the files from a tar
-tar xf <tar_file>
-
-# Create a tar with Gzip compression
+# Create a tar archive with gz compression
 tar czf <name>.tar.gz <files>
 
-# Compress file and appends .gz to its name
-gzip <path>
+# Extract a tar archive
+tar xf <tar_file>
 
-# Decompress compressed file
+# Create a gz archive containing files
+gzip -9 -c <files> > <name>.gz
+
+# Extract a gz archive
 gzip -d <gz_file>
 
-$ path: ls
-$ tar_file: ls *.{tar,tar.*} 2>/dev/null
-$ gz_file: ls *.gz
+$ files: ls | awk -F: '{ print $1}'
+$ tar_file: ls *.{tar,tar.*} | awk -F: '{ print $1}'
+$ gz_file: ls *.gz | awk -F: '{ print $1}'