Resize mp4 with ffmpeg
Zoom didn’t want to accept a background video so I tried to find a way to shrink its size to 1080p. There is a simple command to do that with ffmpeg:
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DaVinci Resolve 16 Linux mp4/h.264 encode/decode
DaVinci Resolve doesn’t support import or export of mp4 format on Linux. It is working on Windows 10, but I really don’t want to switch to boot into Windows for rendering. So i looked around and found a workflow for using Resolve under Linux: ffmpeg is my tool of choice to change formats so that
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Windows ln style softlinks with mklink
You can use softlinks (linux: ln -s source target) under windows. The example mklink /D jdk11 jdk-11.0.7.10-hotspot will create a softlink with name jdk11 to folder jdk-11.0.7.10-hotspot in the same directory.
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change wordpress url in database
if you need to move wordpress to a new url then the following sql script will be handy (update the urls in it of course):
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elementary os with double click instead of single click
To get elementary os 5 to use double click for files instead of single click you can simply run this command in shell:
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Install OSM Nominatim in Ubuntu LTS 18.04 for private reverse geocoding
I recentely found out about OpenStreetMap Nominatim and its reverse geocoding feature. And same as OSM it can be installed on a local server. I followed the installation steps documented in online manual and everything runs very smoothly. #!/bin/bash # steps for 18.04 LTS with latest updates # run as root export USERNAME=nominatim export USERHOME=/srv/nominatim
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add systray to elemtary os
Elementary OS 5 comes with a very limited systray functionality that needs to be fixed. For this you need to install wingpanel-indicator-ayatana that can be installed via a PPA and change autostart config of the indicator app. Install wingpanel-indicator-ayatana Change autostart config Open the config file with and change the line to Then reboot your
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Nvidia GeForce GTX 2070 Super under Linux
I installed a Nvidia GeForce GTX 2070 Super (https://geizhals.at/msi-geforce-rtx-2070-super-gaming-x-trio-v372-257r-a2091022.html) in my system removing a GTX 980. The system has a dual boot with Win10 and elementary OS 5. Both system were using the nvidia native driver. There was no extra effort neither in Windows nor elementary OS. Windows took about a minute to switch to
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remove qemu libvirt user from lightdm login screen
After installing kvm on my enlightenment 5 system I had a login for qemu libvirt to choose in the login screen. To remove it I ran: On the next login the entry was gone.
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Create .zip for every folder of a directory under Windows 10
Open a terminal and cd to the directory with the folders. Then run the following command: for /f “tokens=* usebackq” %G in (dir /b /a:d “%cd%”) do “c:\Program Files\7-Zip\7z.exe” a -r -tzip “%~G.zip” “%~G Make sure you have 7z installed under default installation target. Otherwise it won’t find the 7z.exe.
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