Update cheatsheets

tldr/doppler

@@ -29,6 +29,6 @@ source: https://github.com/tldr-pages/tldr.git
 
 `doppler secrets`
 
-- Open doppler dashboard in browser:
+- Open Doppler dashboard in browser:
 
 `doppler open`

tldr/mv

@@ -35,3 +35,7 @@ source: https://github.com/tldr-pages/tldr.git
 - Move files in verbose mode, showing files after they are moved:
 
 `mv -v {{path/to/source}} {{path/to/target}}`
+
+- Specify target directory (convenient in situations when the target directory has to be the first argument):
+
+`ls | {{parallel|xargs}} mv -t {{path/to/target_directory}}`

tldr/nmap

@@ -17,9 +17,9 @@ source: https://github.com/tldr-pages/tldr.git
 
 `nmap -T5 -sn {{192.168.0.0/24|ip_or_hostname1,ip_or_hostname2,...}}`
 
-- Enable OS detection, version detection, script scanning, and traceroute:
+- Enable OS detection, version detection, script scanning, and traceroute of hosts from a file:
 
-`sudo nmap -A {{ip_or_hostname1,ip_or_hostname2,...}}`
+`sudo nmap -A -iL {{path/to/file.txt}}`
 
 - Scan a specific list of ports (use `-p-` for all ports from 1 to 65535):
 

tldr/read

@@ -16,6 +16,6 @@ source: https://github.com/tldr-pages/tldr.git
 
 `read -r {{variable}}`
 
-- Read `stdin` and perform an action on every line:
+- Read `stdin` or file and perform an action on every line:
 
-`while read line; do echo "$line"; done`
+`while read line; do {{echo|ls|rm|...}} "$line"; done < {{/dev/stdin|path/to/file|...}}`