diff --git a/docs/cmnds/101.md b/docs/cmnds/101.md
index 9d4a273..cd81e28 100644
--- a/docs/cmnds/101.md
+++ b/docs/cmnds/101.md
@@ -2,7 +2,7 @@
 
 
 <details>
-<summary markdown="span"> Get Time and Date for History command</summary>
+<summary markdown="span"> Get Time and Date for History command </summary>
 <br>
 
 Send:  
@@ -25,3 +25,54 @@ save and should now be permanent
 
 ______________________________________________________________________________________________________
 </details>
+<!--  -->
+<details>
+<summary markdown="span"> See Matrix </summary>
+<br>
+
+Install:
+```
+sudo apt-get install -y cmatrix
+```
+
+Run:
+```
+cmatrix
+```
+
+To Uninstall run:
+```
+sudo apt-get purge -y cmatrix
+```
+
+______________________________________________________________________________________________________
+</details>
+<!--  -->
+<details>
+<summary markdown="span"> GNOME Terminal Hide/Unhide MenuBar </summary>
+<br>
+
+to Hide send and restart the terminal:
+```
+gsettings set org.gnome.Terminal.Legacy.Settings headerbar true
+```
+
+to Unhide send and restart the terminal:
+```
+gsettings set org.gnome.Terminal.Legacy.Settings headerbar false
+```
+______________________________________________________________________________________________________
+</details>
+<!--  -->
+<details>
+<summary markdown="span"> Shotcuts </summary>
+<br>
+
+|                              |                      |
+| :--------------------------- | :--------------------|
+Go to the end of the line      | CTRL + I
+Go to the begining of the line | CTRL + A
+Delete all line                | CTRL + U
+sort results in columns        | {{cmnd}} | column -t 
+______________________________________________________________________________________________________
+</details>