Questions related to the general behaviour or configuration of desktop environments, especially in cases involving several DEs. For questions specific to one DE, see the associated tags (eg. [gnome], [kde], ...).

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13
votes
2answers
4k views

Correctly setting environment

I'm using zsh and gdm to run gnome. Some time ago I discovered that variables are not set correctly. For example LANG/LC_ALL are incorrect ("" instead of en_GB.UTF-8). I split the .zshrc into .zshrc ...
24
votes
3answers
5k views

Windows Managers vs Login Managers Vs Display Managers Vs Desktop Environment

I posted a question and noticed people weren't distinguishing correctly between many of these things: Windows Managers vs Login Managers Vs Display Managers Vs Desktop Environment. Can someone please ...
22
votes
11answers
12k views

Lightest way to run GUI applications in Linux? [closed]

I realized I can use a window manager without a desktop environment and don't lose any functionality I care about. Applications still work fine, I can still arrange application windows as I please. ...
8
votes
2answers
3k views

Difference between a Window Manager and a Desktop Environment? [duplicate]

What exactly is the difference between between a Window Manager and a Desktop Environment? E.g.: sawfish vs. gnome.
47
votes
2answers
215k views

How to install Desktop Environments on CentOS 7?

I have recently installed CentOS 7(Minimal Install without GUI) and now I want to install a GUI environment in it. How can I install Desktop Environments on previously installed CentOS7 without ...
20
votes
4answers
3k views

Is there an “open with” command for the command line?

Does the command line have a way to get a recommended list of programs used to open a particular file, based on the file type? For example, a .pdf file would have an open with... recommendation using ...
6
votes
1answer
1k views

Understanding linux desktop

I use debian wheezy xfce and want to set up my desktop. But I read some settings are redundant. Hence I want to understand how everything works, but I am massively lost. Can someone please sort, ...
14
votes
7answers
6k views

How to detect the desktop environment in a bash script?

I am writing a bash script that needs to know which desktop environment (XFCE, Unity, KDE, LXDE, Mate, Cinnamon, GNOME2, GNOME3,... ) is running. How can I obtain that information?
7
votes
1answer
998 views

Is there a way to retrieve the name of the Desktop Environment? [duplicate]

The title is quite exhaustive: is there a way to retrieve the desktop environment name (e.g. Gnome, Unity, XFCE, LXDE, KDE...) from the command line or using Python?
19
votes
1answer
1k views

How does xdg-open do its work

According to the man page, xdg-open will open a file using the application the user has configured. But how is that application actually determined? I can see no config files associated with ...
7
votes
2answers
3k views

The most light-weight Compiz compatible environment?

I require Compiz for organizational reasons; I make heavy use of its window sorting features. But I like light-weight environments so that I can give as much of my system's resources to the ...
6
votes
2answers
622 views

What are the user interface subsystems, their components and responsibilities?

I am trying to understand the different subsystems that are in charge of the user interface, the terminology to refer to them, and how they are structured; so far I know there are: At the top level: ...
4
votes
2answers
2k views

How to refresh the desktop background in various desktop environments? [closed]

In XFCE 4.10 I can refresh my desktop background with xfdesktop --reload. I would like to know how I can do the same for as many as possible other desktop environments (Unity, KDE, LXDE, Mate, ...
5
votes
2answers
768 views

How can I disable the shutter sound of gnome-screenshot?

After a recent update of my LMDE, the gnome-screenshot tool started making an annoying camera shutter noise every time a screenshot is taken. This is both annoying and startling (especially if you ...
2
votes
1answer
350 views

Multiple monitor with Linux

I' m installing Arch Linux with OpenBox, at the moment I've only downloaded OpenBox and tint2, but I have to install all the necessary. Before doing everything I'd like to know how to use my two ...
1
vote
2answers
204 views

How to set a single modifier key as a shortcut in openbox?

I want to have my super key start dmenu. I have set it as a keyboard shortcut in my rc.xml as follows: <keybind key="0xffeb"> <action name="Execute"> ...
17
votes
11answers
9k views

Screen corruption after hibernate — Is there another way to refresh the X11 display?

When I restore from hibernate the screen is often corrupted. I suspect the graphics memory is not being saved. Suspend-to-ram works fine otherwise. It also looks like the font-cache is corrupted, as ...
14
votes
3answers
7k views

How to get rid of desktop environment and use a window manager only?

I have been using xterm for all my work. I realized that the features that desktop environments like GNOME has to provide are not of much use to me. Now, is it possible that I remove GNOME and KDE ...
4
votes
1answer
15k views

How can I show desktop icons in Elementary OS?

How can I show icons on the desktop in Elementary OS Luna? I tried using gnome-tweak-tool and gconf-editor but they didn't work.
1
vote
1answer
90 views

Distinguish between Desktop session and desktop environment

I heard/observed following words and want to distinguish information. Desktop Environment Desktop Session GDM Session Shell Window Manager So I can understand exact difference and working relation ...
1
vote
1answer
317 views

What is the proper use of the term 'session'?

[I hesitated whether to post this in meta or here. But although this involves terminology, it is of general use, not only on this website.] It looks like at least in Xfce 4.10 (with the session ...
0
votes
2answers
388 views

What is the Run prompt equivalency in Linux?

In Windows, there is the Run prompt, which you can access with Win+R key. What is the equivalency to this in Linux? Is there even such a thing or is the Terminal the main prompt you would use in ...
9
votes
6answers
5k views

How to find information about the system/machine in Unix?

I have always found it difficult to find information about the system itself in Unix, whether it be Which OS I am using (version number and all, to compare it with the latest available builds)? ...
6
votes
2answers
3k views

Return to X session after Ctrl+Alt+F1

What is the command to return to the graphical desktop after entering the terminal mode with Ctrl+Alt+F1? I need it for operating my Raspbian.
5
votes
1answer
5k views

Gnome Shell: Running shell script after session starts?

I'm a long time KDE user, never seen GNOME since may be Mandrake Linux 10 something. Yesterday I took a look at GNOME Shell on Youtube and thought it may worth a look. It actually is worth, but I ...
0
votes
1answer
66 views

Remove/Uninstall desktop environment from second user account on OpenBSD

During the installation process of OpenBSD 5.7, I created a user account, user1, belonging to wheel group. Subsequently I installed a desktop environment after logging into my user account. This ...