Update cheatsheets

tldr/binwalk

@@ -14,20 +14,20 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Extract files from a binary, specifying the output directory:
 
-`binwalk --extract --directory {{output_directory}} {{path/to/binary}}`
+`binwalk {{[-e|--extract]}} {{[-C|--directory]}} {{output_directory}} {{path/to/binary}}`
 
 - Recursively extract files from a binary limiting the recursion depth to 2:
 
-`binwalk --extract --matryoshka --depth {{2}} {{path/to/binary}}`
+`binwalk {{[-e|--extract]}} {{[-M|--matryoshka]}} {{[-d|--depth]}} {{2}} {{path/to/binary}}`
 
 - Extract files from a binary with the specified file signature:
 
-`binwalk --dd '{{png image:png}}' {{path/to/binary}}`
+`binwalk {{[-D|--dd]}} '{{png image:png}}' {{path/to/binary}}`
 
 - Analyze the entropy of a binary, saving the plot with the same name as the binary and `.png` extension appended:
 
-`binwalk --entropy --save {{path/to/binary}}`
+`binwalk {{[-E|--entropy]}} {{[-J|--save]}} {{path/to/binary}}`
 
 - Combine entropy, signature and opcodes analysis in a single command:
 
-`binwalk --entropy --signature --opcodes {{path/to/binary}}`
+`binwalk {{[-E|--entropy]}} {{[-B|--signature]}} {{[-A|--opcodes]}} {{path/to/binary}}`

tldr/git-show

@@ -12,13 +12,9 @@ source: https://github.com/tldr-pages/tldr.git
 
 `git show`
 
-- Show information about a given commit:
+- Show information about a specific commit, tag, or branch (such as `HEAD` for the latest commit):
 
-`git show {{commit}}`
-
-- Show information about the commit associated with a given tag:
-
-`git show {{tag}}`
+`git show {{commit|tag|branch}}`
 
 - Show information about the 3rd commit from the HEAD of a branch:
 
@@ -32,6 +28,10 @@ source: https://github.com/tldr-pages/tldr.git
 
 `git show --stat {{commit}}`
 
+- Show a simplified list of all files changed in a commit (modified, added, and deleted):
+
+`git show --name-only {{commit}}`
+
 - Show only the list of added, renamed or deleted files:
 
 `git show --summary {{commit}}`

tldr/linux/usermod

@@ -25,6 +25,10 @@ source: https://github.com/tldr-pages/tldr.git
 
 `sudo usermod {{[-aG|--append --groups]}} {{group1,group2,...}} {{username}}`
 
+- Remove a user from specific groups:
+
+`sudo usermod {{[-rG|--remove --groups]}} {{group1,group2,...}} {{username}}`
+
 - Change a user home directory:
 
 `sudo usermod {{[-m|--move-home]}} {{[-d|--home]}} {{path/to/new_home}} {{username}}`