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Difference between revisions of "Pi4"

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[[File:Pi4.jpg|200px|left|link= https://wa5gmr.com/batchelor-s/mall/create_account.php $100___Free Shipping]]
+
<big><big><big><big>
 +
Limited Supply
 +
 
 +
[[file:Pi4_61c.jpg|270px|left|link=https://batchelor-s.com/index.php?title=%3D%3D]]
 +
 
 +
[https://batchelor-s.com/b/contactus.html Pi 4 rent]
  
−
4 ft micro HDMI to HDMI cable
+
2 bits (25 cents) a day  -- $500 deposit
  
−
<big><big><big><big>
+
Try it - see if you like it
−
Pi 4 - Run dual monitors
+
 
 +
Run dual monitors
 +
 
 +
5 Volt Power Supply
 +
 
 +
pair of Micro HDMI cables
 +
 
 +
Connect TV with HDMI for a display (not included)
 +
 
 +
Plug in cable to your internet modem and go live internet
 +
 
 +
USB keyboard, mouse, monitor NOT INCLUDED
 +
 
 +
 
 +
 
 +
 
 +
[[file:Micro_61.jpg|270px|left|link=https://batchelor-s.com/index.php?title=Micro_61]]
 +
[https://batchelor-s.com/b/contactus.html Micro HDMI cables  $20 pair]
 +
 
 +
Monster Cable
 +
 
 +
Heavy Duty Triple Layer Shielding
 +
 
 +
Low-Loss Nitrogen Gas
 +
 
 +
Injected Dielectric
 +
 
 +
Large Gauge Copper Connectors
 +
 
 +
Advanced for HDMI
 +
 
 +
 
 +
 
 +
 
 +
 
 +
 
 +
 
 +
 
 +
 
 +
 
 +
 
 +
 
 +
 
 +
______[[file:Pi4_61c.jpg|140px|link=https://batchelor-s.com/b/contactus.html]]
 +
Raspberry [[Pi4]]
 +
 
 +
______[[file:sd.jpg|140px|link=https://batchelor-s.com/b/contactus.html]]
 +
[[microSD card]] & software $20
 +
 
 +
 
 +
______[[file:Micro_61.jpg|140px|link=https://batchelor-s.com/b/contactus.html]]
 +
micro HDMI to HDMI cable $20 pair
 +
 
 +
______ 5 Volt Power Supply $15 
 +
 
 +
 
 +
______USB wireless keyboard and mouse  $20
 +
 
 +
 
 +
______TV with HDMI input --- out of stock
 +
 
 +
 
 +
______[https://batchelor-s.com/b/contactus.html contact us]
 +
 
 +
 
 +
Pi 4 - for rent [[==]] 25 cents a day  $500 deposit
 +
 
 +
Includes Power Supply, pair of HDMI cables, software
 +
 
 +
Software is open source. Make as many copies as you desire.
 +
 
 +
Office software - word processor - spreadsheet - web browser - email - much more
 +
 
 +
 
 +
 
 +
 
 +
<big><big>
 +
No menu bar with root.</big></big>
 +
 
 +
:"I set a password for root "
 +
 
 +
:"When I login as root, no menu bar"
 +
 
 +
 
 +
Make your own menu bar
 +
 
 +
I often use FileManager as root
 +
 
 +
sudo passwd root
 +
 
 +
set password
 +
 
 +
ctrl+alt+F2
 +
 
 +
login root
 +
 
 +
ctrl+alt+t
 +
 
 +
pcmanfm
 +
 
 +
/usr/share/raspi-ui-overides/applications/
 +
 
 +
- copy file-manager to root desktop
 +
 
 +
 
 +
 
 +
:"Simple answer is 'Don't do it.' "
 +
 +
Dougie
 +
 
 +
That is not a valid answer.
 +
 
 +
That is advice.
 +
 
 +
 
 +
 
 +
 
 +
:"Debian does NOT have a root login"
 +
 
 +
:"No distribution allows root to use a GUI."
 +
 
 +
Not true
 +
 
 +
Check linux mint. I do it all of the time.
 +
 
 +
:"there should be no need to ever login as root."
 +
 
 +
I bet you also do not root your phone.
 +
 
 +
How would you copy a file from one directory to another?
 +
 
 +
Do you use a terminal or a GUi ?
 +
 
 +
Fresh install of mediawiki
 +
 
 +
it saves LocalSettings.php in ~/Downloads/
 +
 
 +
It needs to go in /var/lib/mediawiki/
 +
 
 +
You can do it with a terminal
 +
 
 +
but is easier with FileManager
 +
 
 +
If you try to do it with FileManager
 +
 
 +
you do not have permission
 +
 
 +
how do you use sudo to call FileManager
 +
 
 +
do you drop to a terminal to call sudo filemanager
 +
 
 +
I am not sure this even works
 +
 
 +
or just run your mouse over to the FileManager icon
 +
 
 +
Wait, stupid pi does not have an icon with root
 +
 
 +
 
 +
How do you edit a config file?
 +
 
 +
Probably use nano.
 +
 
 +
How would you use geany to edit LocalSettings.php
  
−
It needs a pair of microHDMI cables
+
sudo passwd root
  
−
[[file:Pi4_65.jpg|140px|link= https://wa5gmr.com/batchelor-s/mall/create_account.php]]
+
enter password
−
[[file:Pi4_62.jpg|130px|link= https://wa5gmr.com/batchelor-s/mall/create_account.php]]
 
  
 +
Change workspace ctl+alt+F2
  
 +
login as root
  
−
4 ft micro HDMI to HDMI cable
+
startx
  
−
[[file:Micro_61.jpg|275px|link= https://wa5gmr.com/batchelor-s/mall/create_account.php $5___Free Shipping]]
+
FileManager
  
 +
change to directory
  
−
[[File:sd.jpg|50px|]]
+
click on the file
  
−
______microSD card & software [[file:sd.jpg|50px|link= https://wa5gmr.com/batchelor-s/mall/create_account.php $20___Free Shipping]]
+
open with geany
  
−
______For most people Raspberry [[Pi3]] is the one to choose [[file:pi3.jpg|link= https://wa5gmr.com/batchelor-s/mall/create_account.php $50___Free Shipping]]
+
make edits
  
 +
save
  
  
−
______Raspberry [[Pi4]] Model B is the newest, fastest, dual monitors
+
------------------------
  
 +
:"why are you logging in as root?
  
 +
:On modern Linux/Unix systems generally the root user is disabled "
  
−
______Connect with your phone
+
So, how does one enable it?
  
−
______All Raspberry Pi models have a micro USB port for power
+
:"it may be missing various configuration files
  
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______(the same found on many mobile phones)
+
:and these may need to be created. "
  
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______Pi4 has '''USB-C''' with a power supply that provides least 3.0 amps
+
like what?
  
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______You need a microSD card with a capacity of at least 16 GB (32GB)
+
:"Of course if you have a reason for logging in as root, "
  
−
______Cards are getting hard to find at a good price
+
:"then there's no problem with that - "
  
−
______TV with HDMI input
+
It is the problem. Finding the files.
  
−
______The Pi is able to play sound (no extra cables)
+
:" the desktop is not designed to run as root."
  
−
______Computer monitors do not work well (Needs VGA adapter)
+
:"You might not like it, but it's how things are set up."
  
−
______Raspberry Pi4 has two microHDMI ports
+
and how does one change the set up?
  
−
______allowing you to connect two separate monitors.
+
:"there is no good reason to change this"
  
−
______You need either a microHDMI-to-HDMI cable ($$$)
+
You own my computer ?
  
−
______or a microHDMI-to-HDMI adapter ($$)
+
check
  
−
______What a pain
+
.config/.lxsession
  
−
______Raspberry Pi3 has a single full-size HDMI port
 
  
−
______so you can connect it using a cheap standard HDMI-to-HDMI cable
 
  
  
  
−
[[--]]
+
[[==]]

Latest revision as of 12:56, 28 May 2024

Limited Supply

Pi4 61c.jpg

Pi 4 rent

2 bits (25 cents) a day -- $500 deposit

Try it - see if you like it

Run dual monitors

5 Volt Power Supply

pair of Micro HDMI cables

Connect TV with HDMI for a display (not included)

Plug in cable to your internet modem and go live internet

USB keyboard, mouse, monitor NOT INCLUDED



Micro 61.jpg

Micro HDMI cables $20 pair

Monster Cable

Heavy Duty Triple Layer Shielding

Low-Loss Nitrogen Gas

Injected Dielectric

Large Gauge Copper Connectors

Advanced for HDMI







______Pi4 61c.jpg Raspberry Pi4

______Sd.jpg microSD card & software $20


______Micro 61.jpg micro HDMI to HDMI cable $20 pair

______ 5 Volt Power Supply $15


______USB wireless keyboard and mouse $20


______TV with HDMI input --- out of stock


______contact us


Pi 4 - for rent == 25 cents a day $500 deposit

Includes Power Supply, pair of HDMI cables, software

Software is open source. Make as many copies as you desire.

Office software - word processor - spreadsheet - web browser - email - much more



No menu bar with root.

"I set a password for root "
"When I login as root, no menu bar"


Make your own menu bar

I often use FileManager as root

sudo passwd root

set password

ctrl+alt+F2

login root

ctrl+alt+t

pcmanfm

/usr/share/raspi-ui-overides/applications/

- copy file-manager to root desktop


"Simple answer is 'Don't do it.' "

Dougie

That is not a valid answer.

That is advice.



"Debian does NOT have a root login"
"No distribution allows root to use a GUI."

Not true

Check linux mint. I do it all of the time.

"there should be no need to ever login as root."

I bet you also do not root your phone.

How would you copy a file from one directory to another?

Do you use a terminal or a GUi ?

Fresh install of mediawiki

it saves LocalSettings.php in ~/Downloads/

It needs to go in /var/lib/mediawiki/

You can do it with a terminal

but is easier with FileManager

If you try to do it with FileManager

you do not have permission

how do you use sudo to call FileManager

do you drop to a terminal to call sudo filemanager

I am not sure this even works

or just run your mouse over to the FileManager icon

Wait, stupid pi does not have an icon with root


How do you edit a config file?

Probably use nano.

How would you use geany to edit LocalSettings.php

sudo passwd root

enter password

Change workspace ctl+alt+F2

login as root

startx

FileManager

change to directory

click on the file

open with geany

make edits

save


"why are you logging in as root?
On modern Linux/Unix systems generally the root user is disabled "

So, how does one enable it?

"it may be missing various configuration files
and these may need to be created. "

like what?

"Of course if you have a reason for logging in as root, "
"then there's no problem with that - "

It is the problem. Finding the files.

" the desktop is not designed to run as root."
"You might not like it, but it's how things are set up."

and how does one change the set up?

"there is no good reason to change this"

You own my computer ?

check

.config/.lxsession



==

Retrieved from "https://batchelor-s.com/index.php?title=Pi4&oldid=10845"