Update cheatsheets

tldr/adb-uninstall

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# adb uninstall
+
+> Uninstall a package.
+> More information: <https://manned.org/adb>.
+
+- Uninstall a package:
+
+`adb uninstall {{com.example.app}}`
+
+- Uninstall a package, but keep user data:
+
+`adb uninstall -k {{com.example.app}}`

tldr/break

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# break
+
+> Break out of a `for`, `while`, `until` or `select` loop.
+> More information: <https://www.gnu.org/software/bash/manual/bash.html#index-break>.
+
+- Break out of a single loop:
+
+`while :; do break; done`
+
+- Break out of nested loops:
+
+`while :; do while :; do break 2; done; done`

tldr/virsh

@@ -13,14 +13,14 @@ source: https://github.com/tldr-pages/tldr.git
 
 `virsh connect {{qemu:///system}}`
 
+- Activate a network named `default`:
+
+`virsh net-start {{default}}`
+
 - List all domains:
 
 `virsh list --all`
 
-- Dump guest configuration file:
-
-`virsh dumpxml {{guest_id}} > {{path/to/guest.xml}}`
-
 - Create a guest from a configuration file:
 
 `virsh create {{path/to/config_file.xml}}`