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Questions tagged [kde]

KDE is a powerful graphical desktop environment for Unix workstations.

2
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1answer
14 views

Getting rid of thousands of widgets on a plasma desktop

I think my trackpad malfunctioned and pressed the middle button on my plasma desktop maybe a thousand times. As a result, I have about a thousand (you guessed it) empty post-it notes icons all across ...
0
votes
1answer
18 views

Could not start D-Bus. Could you call qdbus?. Nothing helped, any ides how to fix it?

I installed CodeBlocks from terminal with command sudo apt-get install codeblocks on Kubuntu 14.04 and then file manager started lag. I restarted computer and had error "Could not start d-bus. Can you ...
0
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0answers
20 views

How to separately set the width of every columns of a QTableWidget at designing time?

I'm designing a prototype with Qt, so I don't want to write any c++ code, since the requirements may changes frequently. I'm seeking a way, in which I can separately set the width of columns of a ...
0
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0answers
9 views

Compose key bound to unused key on UK Dvorak keyboard \

The key next to the left shift key ( \ ) on a UK Dvorak keyboard is unused. Can it be used as the Compose key
0
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0answers
45 views

KDE overriding Chrome's requests to move/resize?

When a window is snapped to a border or to 2 borders (top and bottom screen edges) something seems to reset any changes in Chrome's position and size (tried from Selenium and from JS). Until it is "...
0
votes
0answers
8 views

Unable to upgrade KDE version in CentOS Linux release 7.2.1511 (Core)

I am using CentOS Linux release 7.2.1511 (Core). The KDE version installed is 4.14.8. I want to update the KDE version to the latest available for CentOS 7.x. I downloaded the *.rpm packages of KDE ...
12
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0answers
251 views

Strange sdl side-effect on unrelated windows

When playing with sdl2 via pysdl2 I noticed this strange side-effect where once the sdl script runs unrelated windows which would normally become translucent when moved do now stay opaque. I wouldn'...
-1
votes
1answer
43 views

SDL crashes itself and other windows

I've written small sdl application. Problem is that is crashes almost everything when I launch it. Every window loses title bar. Application sometimes pops up, sometimes doesn't. If it does, pressing ...
0
votes
1answer
23 views

Building plasma-desktop fails because the development release of KDE-Frameworks isn't installed

Summary I'm trying to make changes to a KCM (application style to be exact) which is part of plasma-desktop, so obviously I need to build that. However, on attempting to do that, it complains about ...
5
votes
1answer
56 views

Why does my Qt app ignore the setting of applicationDisplayName?

I am running a small app on KDE Plasma 5 created with Qt and the KDE framework. Almost everything works like a charm, just one part doesn't work. I just cannot set the application display name. I have ...
0
votes
0answers
23 views

Overriding CSS of webpages

I'm using Ubuntu 18.04.2 LTS with default Gnome 3 Desktop and 2 weeks ago I decided to install KDE instead. But it was so hard for me so I decided to switch back to Ubuntu. But while I was using KDE, ...
0
votes
1answer
86 views

calculate kernel density estimation for kmeans algorithm

I have been asked to calculate K(z) based on a probability density function using np.linalg.norm. this is what i tried, does anyone know what I'm doing wroing? def kernel(z): # z: (N, 2) numpy.array ...
0
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0answers
14 views

How does R calculate full position range for KDE in geom_violin and stat_ydensity

I am attempting to build an algorithm to calculate KDEs using R's geom_violin as a starting point for visualizations. The documentation is here. When trim is set to true, R restricts the KDE to the ...
0
votes
0answers
11 views

Fixing KSysGuard keyboard mapping on Ubuntu xfce

I have Ubuntu 18.04 running in a rack somewhere. I use VNCViewer to access the OS GUI which is xfce. I need to run KSysGuard to monitor some system processes. KSysGuard relies on KDE for its magic. ...
1
vote
1answer
64 views

Why do stat_density (R; ggplot2) and gaussian_kde (Python; scipy) differ?

I am attempting to produce a KDE based PDF estimate on a series of distributions that may not be normally distributed. I like the way ggplot's stat_density in R seems to recognize every incremental ...
0
votes
1answer
21 views

Change xdrp resolution

I currently use Windows RDP to remote into my Ubuntu desktop running KDE and xrdp. When I do this from my desktop the resolution is fine. When I remote from my laptop the resolution is too small. Is ...
0
votes
0answers
29 views

Shell keeps asking for ssh-passphrase KDE + zsh - Should be unlocked

I've spent a long time today trying to get my ssh key to unlock automatically upon login. I'm using kwallet, kwallet-pam and ksshaskpass. I've made this script, which is run upon startup, and I have ...
1
vote
1answer
79 views

Why does my kernel density estimation on the sphere not work?

As said, I am looking for a density / probability estimation. See here for the difference to heat maps and I checked that sum(kde$fhat)*diff(kde$x1[1:2])*diff(kde$x2[1:2]) = 1 (you can run it with the ...
0
votes
0answers
25 views

KDE Plasma: Change hotkey for System Monitor

By default KDE Plasma has Ctrl+Escape hotkey for its System Monitor app. I want to use this hotkey for another app. I tried to search it in SystemSettings -> Hotkeys section, but unable to find it ...
1
vote
0answers
17 views

property QtObject marginHints: QtObject { … }

Looking at the sources of KDE plasmoids, some of widgets declare marginHints property like this: property QtObject marginHints: QtObject { property int left: Math.round(units.smallSpacing ...
1
vote
1answer
40 views

Conky cpubar filling in wrong way

I have a simple conky cpubar for monitoring CPU load working on Debian KDE 9, here is the relevant part: ${image ~/script/conky/static/img/cpu.png -p 0,280 -s 26x26}\ ${goto 40}${font monospace:bold:...
0
votes
1answer
32 views

How to set win + E shortcut for dolphin file browser

I have installed Dolphin file browser(dolphin 18.12.3) on plasma(5.15.2) (ArchLinux). I would like to know how to set win + E (meta + E) shortcut to launch Dolphin browser. I already tried setting it ...
0
votes
0answers
19 views

KDE/Spline fitting to multi-D vector data

I am currently attempting to do some interpolating on the quiver data attached. Before it was fairly straight forward to fit a linear spline to the data using the scipy.interpolate.griddata() function,...
0
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0answers
17 views

multidimentional kde heatmap

I have the following data structure: user_id time coordinates lat long lat_guess long_guess error_distance USER_79321756 2010-03-03T04:15:26 šT: 47.528139,-122....
1
vote
1answer
59 views

timeout error when using external terminal in Manjaro

I have installed Visual Studio Code with the Python extension in Linux Manjaro. When I try to launch a Python script, the external terminal opens but after 5s I get an error message in a window ...
0
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0answers
17 views

`nixos-rebuild switch` doesn't show App in menu and NetworkManager in tray

Building and switching live to a new configuration was successful but Firefox does not show in App menu (KDE) and NetworkManager does not show in system tray.
0
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0answers
19 views

KDE Clipboard Action to process Base64 String

I would like to add an 'Action' in the KDE Plasma clipboard to decode a base64 string. In KDE Plasma (Linux Mint 18), the clipboard widget allows each item to be edited, and a command executed using ...
1
vote
0answers
122 views

Konsole Terminal - Manually restore saved KDE session files using qdbus command

At times, i have multiple konsole terminal open with multiple tabs. I would like to save and restore it manually, just in case i accidentally close the window. In KDE there is a command to save the ...
0
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0answers
21 views

Shell script behaves different in KDE autostart

I have the following script myscript.sh for checking if the Wifi on a laptop is up: #!/bin/bash while ! nmcli | grep "MyWifiName" > /dev/null; do echo sleeping sleep 10 done #do other ...
0
votes
1answer
44 views

Autokey won't start on Fedora 29

I've been trying to get autokey to work on a fresh install of Fedora 29. Every attempt to start the application was met with an error and the process would die. encountered an uncaught pkg_resources....
0
votes
1answer
21 views

KDE widget - problem with icon size and the parent item

I would like to modify the KDE widget User Switcher to let the user decide the size of the icons to be shown in the fullRepresentation view. The user set a value in a combobox in the settings, and the ...
0
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0answers
51 views

Qt app cannot open selected file from sandbox

I'm writing a Qt app to run in Flatpak sandbox. I'm stuck with opening files, as it opens the file chooser dialog, I select the file and then the app crashes with File Not Found error. I checked the /...
1
vote
1answer
29 views

What means “3rd level of” in the context of Compose keys?

In the KDE System Settings > Keyboard > Advanced Tab when I want to establish the Compose key, it gives me several choices of keys and some have the alternative prefix "3rd level of". What does this ...
0
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0answers
32 views

Keyboard and mouse not responding after gpasswd

After running sudo gpasswd -a myusername input I reboot my system, and all keyboards and mouse are not working any more. Now, I cannot login to my manjaro kde. I would be appreciated if anyone can ...
1
vote
1answer
898 views

Why is conda being called when I open up a terminal?

I'm using Kubuntu and have installed anaconda. When I open up Konsole (the terminal), there's a slight pause before I get the command line. The slight pause is being caused by a conda process running (...
0
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0answers
29 views

r: getting predicted values out of KDE

i have data (T_v,wavelength,value) stored in a matrix (17*37) for which i want to run a multivariate KDE (x,y) and then use it to predict new (x,y) values . what do i pass the KDE function from (i am ...
0
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0answers
54 views

Bandwidths for kde in ks in R

I'm doing three-dimensional kernel density estimation with the kde function from the ks package in R: https://cran.r-project.org/web/packages/ks/ks.pdf. The function accepts an argument "H" which is ...
1
vote
1answer
44 views

KIO Trash drive specific trash folder

I'm using KIO to implement trash functionality. The problem is that the files are all put into a single trash that's on a local drive. The problem with this approach is that deleting files on network ...
2
votes
0answers
236 views

Arch Dark Theme & Qt Creator

I am trying to edit the Arch Dark theme so that the coloring of certain text is white/light colored because it is barely readable when there is black text on a dark blue background. So in my case, I ...
0
votes
1answer
80 views

How to make KDE Spectacle automatically save a picture?

The "PrtScr" key in KDE in Ubuntu 18.04 invokes "spectacle", which pops up as a separate window. You can click "save and exit" to save a screenshot. The hotkeys that launch Spectacle appear to be ...
0
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0answers
38 views

KDE Custom shortcut to re-implementing copy paste (could DBus work ?)

I'm on KDE in french and I use the Raccourcis Personalisés menu to create custom keyboard shortcuts, I would like ⊞ Windows+C and ⊞ Windows+V to be copy (bash xclip -selection clipboard) and paste (...
1
vote
1answer
490 views

How to set the line spacing for Qml Text Item?

I can't figure this one out. I mean the vertical spacing between lines of text in a Qml Text Item. I can't use Rich Text, and GridLayout seems to destroy my wrapping, horizontal alignment and the ...
0
votes
0answers
78 views

KDE Theme's Default Widget Style for Qml Window

I'm writing a KDE Plasma Widget that uses a Window Item. Is it possible to set the Window's background colour, or rather style to the current theme's "look and feel", that is the much better looking ...
0
votes
1answer
270 views

Kde global menu with PhpStorm or Visual Studio Code

I have a problem with Kde Global Menu. Debian buster KDE 5.13.5: KDE Framework: 5.49.0 Qt Version: 5.11.2 and PhpStorm 2018.3 EAP - Build #PS-183.4284.100 I'm using latte dock with global menu ...
0
votes
0answers
24 views

Can you make popup not clip to tray or window closable on clicking outside it

I want to be able to close my window by clicking outside it. This works for the Popup item, but I can't seem to make it work for Window. The Popup Item has another problem, however - it can't go ...
2
votes
1answer
335 views

Konsole keyboard shortcut for switching between active Split View?

The KDE 5 terminal emulator Konsole has a great feature Split View that allows me to make full use of my big monitor. However, I cannot find a way to use keyboard shortcuts, rather than clicking mouse,...
0
votes
0answers
32 views

Linux: Emulate Scrolling using Touchpad plus *Keyboard* Modifier

This answer does almost exactly what I want, but uses the mouse instead of the touchpad. I love two finger scrolling on my touchpad, but it happens all the time by accident because I have a couple of ...
0
votes
0answers
56 views

Experiencing unusable display issue with Android Studio on Kubuntu

Background I'm trying to use Android Studio 3.3 Canary 8 (the latest Preview release). I'm running Ubuntu 18.04 LTS 64-bit, and if it's relevant, my desktop environment is KDE Plasma and my window ...
1
vote
1answer
80 views

Why do people use i18n() and i18nc() instead of qsTr()?

I'm completely new to translating QML widgets. I see people using i18n() and i18nc() in their source code. I've found the commands documented here: https://techbase.kde.org/Development/Tutorials/...
0
votes
1answer
38 views

KStatusNotifierItem instantiation crashes Qt

I am using Ubuntu Unity 17.04 with Qt 5.11 and I'm having issues with Qt crashing when instantiating KStatusNotifierItem. Here's my include file: QT += widgets HEADERS = SOURCES = ...