Editing Linux Commands On Pi

= Make Sure You are Up to Date =


<pre>

# remember to use >>
sudo apt-get update

sudo apt-get upgrade 

sudo raspi-config     # still works as alternative to command line 




</pre>

= File Related =




= Config Files =

== interfaces == 

<pre>

#  sudo leafpad  /etc/network/interfaces

</pre>



== Keyboard ==

or just edit file

#  sudo leafpad  /etc/default/keyboard	

XKBLAYOUT="us"

sudo leafpad /etc/default/keyboard	may be protected try with sudo no file is empty

== wpa_supplicant.conf == 


<pre>

# for info 

sudo iwlist wlan0 scan

then edit 

sudo leafpad /etc/wpa_supplicant/wpa_supplicant.conf

</pre>

Go to the bottom of the file and add the following:

<pre>
#  sudo leafpad /etc/wpa_supplicant/wpa_supplicant.conf
# at bottom of file
# ok to have 2

network={
    ssid="The_ESSID_from_earlier"
    psk="Your_wifi_password"

network={
    ssid="The_ESSID_from_earlier"
    psk="Your_wifi_password"
}

</pre>
@@ Line 1: / Line 1: @@
 = Make Sure You are Up to Date =
 <pre>
@@ Line 10: / Line 11: @@
 sudo raspi-config     # still works as alternative to command line
-</pre>
-= Software install =
-Use the gui app or at command line
-* apt-get
+</pre>
-* pip
-= Misc Commands =
-*     ~  home directory
-*     ./ current directory
-*     ../ parent directory
-* ls         list files, but may miss hidden ones then ???
-* cd
-* chmod   +x  filename       +x  make executable
-* ps   -e       what is running ( -e all users??  without just current )
-* top           info on running processes in a nano like window exit with ctrl c
-* kill          end a process using pid from above
-cp                 copy files
-== Directories ==
-* mkdir            make directory
-* rmdir – Remove Directories
+= File Related =
-== Files ==
-* rm – Remove Files
-* mv – Move Files
+= Config Files =
-* trash from command line not so easy may be hidden /home/pi/.local/share/Trash  may be a hint.
+== interfaces ==
-== Note ==
 <pre>
+#  sudo leafpad  /etc/network/interfaces
-mc – A Full File Manager
+</pre>
-Midnight Commander is one of many fully featured file managers you can use from the Linux terminal. It isn’t installed by default on most distributions; here’s the command you’ll need to install it on Ubuntu:
-sudo apt-get install mc
-</pre>
-= File Related =
+== Keyboard ==
-== Editing ==
+or just edit file
-* editing in gui leafpad file_name, or if protected sudo leafpad file_name
-* editing with no gui use nano same as above but a bit clunky, ctrl prefix to commands
-== Config Files ==
+#  sudo leafpad  /etc/default/keyboard
-=== interfaces ===
+XKBLAYOUT="us"
-<pre>
+sudo leafpad /etc/default/keyboard	may be protected try with sudo no file is empty
-#  sudo leafpad  /etc/network/interfaces
+== wpa_supplicant.conf ==
-</pre>
-=== for Keyboard ===
 <pre>
-#  sudo leafpad  /etc/default/keyboard
-XKBLAYOUT="us"
+# for info
-</pre>
-== for WiFi wpa_supplicant.conf ==
+sudo iwlist wlan0 scan
-<pre>
+then edit
-# for info
+sudo leafpad /etc/wpa_supplicant/wpa_supplicant.conf
-sudo iwlist wlan0 scan
 </pre>
@@ Line 119: / Line 75: @@
 </pre>
-[[Category:Arduino/RaspberryPi]]