Added iw notes to the knowledge base

knowledge base/iw.md

@@ -0,0 +1,23 @@
+# Iw
+
+## TL;DR
+
+```shell
+# Scan for available wireless networks.
+iw dev wlp scan
+
+# Join an open wireless network.
+iw dev wlp connect SSID
+
+# Disconnect from the current network.
+iw dev wlp disconnect
+
+# Show information about the current connection.
+iw dev wlp link
+```
+
+## Sources
+
+- [cheat.sh]
+
+[cheat.sh]: https://cheat.sh/iw

knowledge base/iwlist.md

@@ -0,0 +1,10 @@
+# Iwlist
+
+> Not deprecated, but surpassed many times by [iw].
+
+## TL;DR
+
+```shell
+# Scan for networks.
+iwlist wlan0 scan
+```