Difference between revisions of "Linux Commands On Pi"

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* cd
 
* cd
  
* chmod
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* chmod   +x  filename      +x  make executable
 
* ps  -e      what is running ( -e all users??  without just current )
 
* ps  -e      what is running ( -e all users??  without just current )
  
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* kill          end a process using pid from above  
 
* kill          end a process using pid from above  
  
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 +
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cp                copy files
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== Directories ==
 +
* mkdir            make directory
 +
* rmdir – Remove Directories
 +
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== Files ==
 
* rm – Remove Files
 
* rm – Remove Files
* rmdir Remove Directories
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 +
 
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* mv Move Files
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* trash from command line not so easy may be hidden /home/pi/.local/share/Trash  may be a hint.
 
* trash from command line not so easy may be hidden /home/pi/.local/share/Trash  may be a hint.
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== Note ==
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<pre>
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mc – A Full File Manager
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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:
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sudo apt-get install mc
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</pre>
  
 
= File Related =
 
= File Related =

Latest revision as of 17:55, 8 December 2016

Make Sure You are Up to Date[edit]


# remember to use >>
sudo apt-get update

sudo apt-get upgrade 

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

Software install[edit]

Use the gui app or at command line

  • apt-get
  • pip

Misc Commands[edit]

  • ~ 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[edit]

  • mkdir make directory
  • rmdir – Remove Directories


Files[edit]

  • rm – Remove Files


  • mv – Move Files


  • trash from command line not so easy may be hidden /home/pi/.local/share/Trash may be a hint.

Note[edit]



mc – A Full File Manager
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

File Related[edit]

Editing[edit]

  • 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[edit]

interfaces[edit]


#  sudo leafpad  /etc/network/interfaces

for Keyboard[edit]

#  sudo leafpad  /etc/default/keyboard	

XKBLAYOUT="us"

for WiFi wpa_supplicant.conf[edit]


# for info
sudo iwlist wlan0 scan

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

#  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"
}