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Last modified by loktevda on 2026-01-19 10:02
From version 10.7
edited by rangeadm
on 2025-04-28 15:49
Change comment: Update document after refactoring.
To version 21.1
edited by loktevda
on 2025-11-03 09:17
Change comment: There is no comment for this version

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1 -XWiki.rangeadm
1 +XWiki.loktevda
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1 +{{toc/}}
1 1  
2 2  
3 -{{toc/}}
4 +**Current Operating System: Ubuntu 24.04 LTS **
4 4  
6 +This guide provides essential how-to instructions for Ubuntu 24.04 LTS users working with the Linux console FSFL.
7 +
8 +== Access Information ==
9 +
10 +**Need login credentials functional accounts or support?**
11 +
12 +* **Email:** [[darya.loktev@desy.de>>mailto:darya.loktev@desy.de]]
13 +* **In-person support:** Come to room 02.015
14 +
15 +== Shared Desktop Environment ==
16 +
17 +**The Desktop will be shared** - please use Desktop shared folders for file storage and collaboration.
18 +
19 +
20 +In case the Gnome graphic user interface is frozen, restart the X server by pressing the following 4 keys simultaneously: Ctr, Alt, SysReq, K. or Wndows taskbar
21 +
22 +
23 +
24 +== Application Access Changes ==
25 +
26 +**Application access has changed:** Applications are no longer accessed via Desktop icons. Instead, applications are now accessed through **Dashboard pins**.
27 +Look for the Dashboard left (Activities overview) to find and launch your applications.
28 +[[image:Screenshot from 2025-05-06 13-10-38.png||height="368" width="600"]]
29 +
5 5  == Paths of the mounts ==
6 6  
7 7  Since the path's are not in the fstab anymore, one have to know the paths which are:
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16 16  
17 17  pnfs:
18 18  
19 -**/pnfs/desy.de/flash1
20 -**
44 +**/pnfs/desy.de/flash1**
21 21  
22 -\\
23 23  
24 24  == How to take screenshots ==
25 25  
26 -Shortcuts of the Screenshots:
49 +Ubuntu 24 provides several convenient keyboard shortcuts for capturing screenshots:
27 27  
51 +=== Keyboard Shortcuts ===
52 +
53 +{{{
54 + }}}
55 +
56 +|=Shortcut|=Action
57 +| FN +PrtScn|Capture entire desktop
58 +|Alt + PrtScn|Capture active window only
59 +|Shift + PrtScn|Capture selected area
60 +|Ctrl + PrtScn|Copy screenshot to clipboard
61 +
62 +=== How to Use Area Selection ===
63 +
64 +1. Press Shift + PrtScn
65 +1. Your cursor changes to a crosshair
66 +1. Click and drag to select the area you want to capture
67 +1. Release to take the screenshot
68 +
28 28  [[image:attach:Screenshot from 2020-01-22 10-16-28.png||height="250"]]
29 29  
30 30  Easy to take screenshots of the full Desktop, only the active window or just an area. In area mode your cursor turns into a crosshair and you have to mark the area you want to take a screen of.
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33 33  
34 34  [[image:attach:Screenshot from 2020-01-22 10-16-02.png||height="250"]]
35 35  
36 -\\
37 37  
38 38  == How to change colors in terminal ==
39 39  
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45 45  
46 46  [[image:attach:Screenshot from 2020-01-22 10-19-13.png||height="250"]]
47 47  
48 -In my case on my computer i use green text and black background with a much more colored stuff [[image:http://confluence.desy.de/s/en_US/7901/4635873c8e185dc5df37b4e2487dfbef570b5e2c/_/images/icons/emoticons/smile.svg||title="(smile)" border="0" class="emoticon emoticon-smile"]]
88 +In my case on my computer i use green text and black background with a much more colored stuff [[image:http://confluence.desy.de/s/en_US/7901/4635873c8e185dc5df37b4e2487dfbef570b5e2c/_/images/icons/emoticons/smile.svg||border="0" title="(smile)" class="emoticon emoticon-smile"]]
49 49  
50 50  [[image:attach:Screenshot from 2020-01-24 09-06-40.png||height="112"]]
51 51  
52 -(One can edit some coloring-the-terminal stuff in the .bashrc, too! But this isn't the topic in here [[image:http://confluence.desy.de/s/en_US/7901/4635873c8e185dc5df37b4e2487dfbef570b5e2c/_/images/icons/emoticons/smile.svg||title="(smile)" border="0" class="emoticon emoticon-smile"]])
92 +(One can edit some coloring-the-terminal stuff in the .bashrc, too! But this isn't the topic in here [[image:http://confluence.desy.de/s/en_US/7901/4635873c8e185dc5df37b4e2487dfbef570b5e2c/_/images/icons/emoticons/smile.svg||border="0" title="(smile)" class="emoticon emoticon-smile"]])
53 53  
54 -\\
55 55  
56 56  == How to run the Shell as a login shell ==
57 57  
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65 65  
66 66  The "-" implicates that it is a login shell. At example you need the login shell to use all your own variables. If you just change user etc. without it, it may happen that - at example - you don't have permissions to geht dconf work because of some variables still got owned by the previous user.
67 67  
68 -\\
69 69  
70 -== How to change the language ==
108 +== Additional Tips ==
71 71  
72 -Under "Manage Installed Languages" one can install Languages:
110 +==== Terminal Best Practices ====
73 73  
74 -[[image:attach:Screenshot from 2020-01-24 13-29-16.png||height="400"]]
112 +* Use Ctrl + C to cancel running commands
113 +* Use Ctrl + Z to suspend processes (resume with fg)
114 +* Use history to view command history
115 +* Use Tab for auto-completion
75 75  
76 -{{error}}
77 -But be aware that support is only for german/english. So if you don't understand something and theres a language like italian, korean etc. the chance is low to find someone who can understand this. So then we have to change the languages before and this needs a restart of the session.
78 -{{/error}}
117 +==== File System Navigation ====
118 +
119 +* Use pwd to show current directory
120 +* Use ls -la for detailed file listings
121 +* Use cd - to return to previous directory
122 +
123 +==== Getting Help ====
124 +
125 +* Use man <command> for manual pages
126 +* Use <command> ~-~-help for quick help
127 +* Use apropos <keyword> to find related commands
128 +
129 +
Screenshot from 2025-05-06 13-10-38.png
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