cat /proc/sys/net/bridge/bridge-nf-call-iptablessysctl vm.swappiness=0
swapoff -a
Ioannis Petrousov gpetrousov
⌨️
miguelmota
/ bootable_usb.sh
Last active
September 11, 2025 00:34
Linux copy img.xz to usb drive (bootable drive) using xzcat and dd
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| lsblk | |
| sudo umount /dev/sd<?><?> | |
| xzcat ~/Downloads/linux.img.xz | sudo dd of=/dev/sd<?> conv=fdatasync status=progress |
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| # Set the control character to Ctrl+Spacebar (instead of Ctrl+B) | |
| set -g prefix C-space | |
| unbind-key C-b | |
| bind-key C-space send-prefix | |
| # Set new panes to open in current directory | |
| bind c new-window -c "#{pane_current_path}" | |
| bind '"' split-window -c "#{pane_current_path}" | |
| bind % split-window -h -c "#{pane_current_path}" |
outofcoffee
/ find-ecr-image.sh
Last active
November 27, 2025 20:31
Check if Docker image exists with tag in AWS ECR
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| #!/usr/bin/env bash | |
| # Example: | |
| # ./find-ecr-image.sh foo/bar mytag | |
| if [[ $# -lt 2 ]]; then | |
| echo "Usage: $( basename $0 ) <repository-name> <image-tag>" | |
| exit 1 | |
| fi | |
| IMAGE_META="$( aws ecr describe-images --repository-name=$1 --image-ids=imageTag=$2 2> /dev/null )" |
larsar
/ shared_folder_centos_virtualbox.txt
Created
January 27, 2012 08:04
Mount shared folder on CentOS in VirtualBox