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Veröffentliche Beiträge in “FAQ”

mp4 Video verkleinern unter Linux

Marc Wapelhorst

Um ein mp4 Video, unter Beibehaltung der Verhältnisse Breite zu Höhe, zu verkleinern: ffmpeg -y -i INPUT.mp4 -vf scale=600:-2,setsar=1:1 -c:v libx264 OUTPUT_600.mp4

Compile Bosch BSEC Library BME680

Marc Wapelhorst

Change Arduino ESP32 platform.txt (1.8.13) .arduino15/packages/esp32/hardware/esp32/1.0.5 ## Combine gc-sections, archives, and objects recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} {compiler.c.elf.extra_flags} -Wl,--start-group {object_files} "{archive_file_path}" {compiler.c.elf.libs} {compiler.libraries.ldflags} -Wl,--end-group -Wl,-EL -o "{build.path}/{build.project_name}.elf"

Advanced ABP Device Configuration for TTN V3

Marc Wapelhorst

RX1 Delay: 1 RX1 Data Rate Offset: 0 Reset frame counters: true RX2 Data rate Index: 3 (SF9) RX2 Frequency: 869525000 Factory preset frequencies: 0: 868100000 1: 868300000 2: 868500000…

Asus ROG – Manjaro

Marc Wapelhorst

G14: Volumen Control since Kernel 5.9: sudo nano /usr/share/alsa-card-profile/mixer/paths/analog-output.conf.common [Element Master] switch = mute volume = ignore vor [Element PCM] einfügen Keyboard Install: asus-rog-nb-wmi-dkms hid-asus-rog-dkms Grafik Bei Manjaro-Gnome hängt der…

udev rules

Marc Wapelhorst

51-android.rules # Samsung A40 rule SUBSYSTEM=="usb", ATTR{idVendor}=="04e8", MODE="0666", GROUP="users" SUBSYSTEM=="usb",ATTR{idVendor}=="04e8",ATTR{idProduct}=="6860",SYMLINK+="android_adb" SUBSYSTEM=="usb",ATTR{idVendor}=="04e8",ATTR{idProduct}=="6860",SYMLINK+="android_fastboot" 60-avrisp.rules #Atmel AVR Dragon (dragon_isp) rules SUBSYSTEM=="usb", ATTRS{idVendor}=="03eb", ATTRS{idProduct}=="2104", GROUP="users", MODE="0666" 20-portenta.rules #Arduino Portenta H7 SUBSYSTEM=="usb", ATTRS{idVendor}=="2341", GROUP="users", MODE="0666"…

Save and Restore Raspbian installed Packages

Marc Wapelhorst

Create packagelist of installed packages: dpkg --get-selections | awk '!/deinstall|purge|hold/ {print $1}' > packages.list.save Install Packages from saved packagelist: xargs -a "packages.list.save" sudo apt-get install

Build latest Arch/Manjaro synology-cloud-station-drive package

Marc Wapelhorst

Create PKGBUILD file: pkgname=synology-cloud-station-drive _iver=4435 _rver=4.3.0 pkgver=$_rver.$_iver pkgrel=1 pkgdesc='An application which sync files between your computers and Synology NAS' arch=('i686' 'x86_64') url='https://www.synology.com/en-global/releaseNote/CloudStationDrive' license=('custom') optdepends=('nautilus: Nautilus integration') source_x86_64=("https://global.download.synology.com/download/Tools/CloudStationDrive/$_rver-$_iver/Ubuntu/Installer/x86_64/synology -cloud-station-drive-$_iver.x86_64.deb") source_i686=("https://global.download.synology.com/download/Tools/CloudStationDrive/$_rver-$_iver/Ubuntu/Installer/i686/synology-clo ud-station-drive-$_iver.i686.deb")…

Raspberry 3 Micro-SD Setup

Marc Wapelhorst

Download and extract latest Raspbian (Lite) Version: https://www.raspberrypi.org/downloads/raspbian/ Write .img file to micro-SD card: sudo dd if=2018-11-13-raspbian-stretch-lite.img of=/dev/sdX bs=4M Mount partitions and copy the following files to /boot folder: 1.…