Update cheatsheets

tldr/doggo

@@ -0,0 +1,30 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# doggo
+
+> DNS client for Humans.
+> Written in Golang.
+> More information: <https://doggo.mrkaran.dev>.
+
+- Perform a simple DNS lookup:
+
+`doggo {{example.com}}`
+
+- Query MX records using a specific nameserver:
+
+`doggo MX {{codeberg.org}} @{{1.1.1.2}}`
+
+- Use DNS over HTTPS:
+
+`doggo {{example.com}} @{{https://dns.quad9.net/dns-query}}`
+
+- Output in the JSON format:
+
+`doggo {{example.com}} --json | jq '{{.responses[0].answers[].address}}'`
+
+- Perform a reverse DNS lookup:
+
+`doggo --reverse {{8.8.4.4}} --short`

tldr/nload

@@ -14,4 +14,4 @@ source: https://github.com/tldr-pages/tldr.git
 
 - View network traffic on specific interfaces (use the arrow keys to switch interfaces):
 
-`nload device {{interface_one}} {{interface_two}}`
+`nload devices {{interface_one}} {{interface_two}}`