ihipop

#!/bin/bash
# 监听 KDE 6 的 org.kde.Solid.PowerManagement 用户级会话信号，控制 krfb-virtualmonitor 服务
# 完全用户级，无需 root 权限，增强信号解析和错误处理

# 用于后台监听显示器插拔事件
start_monitor_listener() {
    gdbus monitor --session --dest org.freedesktop.PowerManagement -o /org/kde/ScreenBrightness |
    while IFS= read -r line; do
        if echo "$line" | grep --line-buffered -q -E "DisplayAdded|DisplayRemoved"; then
            echo "检测到显示器相关事件，重新检查 4K 状态"

ihipop

#!/bin/bash

match=eth0  # Network interface name
num_big_cores=2  # Number of high-performance cores to select

# Retrieve cpu_capacity for each core and sort in descending order
declare -A cpu_capacities
for cpu in /sys/devices/system/cpu/cpu[0-9]*; do
    capacity_file="$cpu/cpu_capacity"
    if [ -f "$capacity_file" ]; then

ihipop

ACTION=="change", SUBSYSTEM=="power_supply", DEVPATH=="*:046D:B342.*", RUN+="/bin/bash -c \"DEV_RAW=/dev/$$(echo $$(ls -1 $$(echo /sys$${DEVPATH} |sed -E 's#(.*)/power_supply/.*#\1#g')/hidraw)); [ -c $${DEV_RAW} ] && echo -ne '\x10\xff\x0b\x1e\x00\x00\x00' > $${DEV_RAW} || true\""

ihipop

#!/bin/bash
# from https://stackoverflow.com/a/76260286
dmesg | awk -F ] '{"cat /proc/uptime | cut -d \" \" -f 1" | getline st;a=substr( $1,2, length($1) - 1);print strftime("%F %H:%M:%S %Z",systime()-st+a)" -> "$0}'

ihipop

#!/bin/bash
[ "$XDG_SESSION_DESKTOP" = "KDE" ] || exit
#dbus-send --session --print-reply --dest=org.kde.kded5 \
#          /kded \
#          org.kde.kded5.unloadModule \
#          string:"kscreen"
{
  dbus-send --session --type=method_call --print-reply  --dest=org.kde.plasmashell /PlasmaShell org.kde.PlasmaShell.refreshCurrentShell  ||
  { killall plasmashell -u ${USER:-$(whoami)} && echo killed plasmashell ; kstart5 -- plasmashell  >/dev/null 2>&1 & }
} &

ihipop

#!/bin/bash
# from https://stackoverflow.com/questions/20762575/explanation-of-convertor-of-cidr-to-netmask-in-linux-shell-netmask2cdir-and-cdir
# see also https://gist.github.com/RichardBronosky/7902f062ab36d3c99413ba21986ed0cb
mask2cdr ()
{
   # Assumes there's no "255." after a non-255 byte in the mask
   local x=${1##*255.}
   set -- 0^^^128^192^224^240^248^252^254^ $(( (${#1} - ${#x})*2 )) ${x%%.*}
   x=${1%%$3*}
   echo $(( $2 + (${#x}/4) ))

ihipop

#!/bin/bash
# put me in the directory of "/etc/NetworkManager/dispatcher.d/",permission `u+x,g-w,o-w`
GUARDED_CONNECTION_NAMES='SSTP'

CONTROL_FILE=/tmp/NM-CONN-GUARD-DISABLED

if [ -f "$CONTROL_FILE" ] || [ -f "$CONTROL_FILE-$CONNECTION_ID" ]; then
   echo -n "VPN GUARD DISABLED"
   [ -f "$CONTROL_FILE-$CONNECTION_ID" ] && echo -n " FOR CONNECTION ${CONNECTION_ID}"
   echo ""

ihipop

设置

VBoxManage setextradata "Win 11" "VBoxInternal/Devices/efi/0/Config/DmiBoardSerial" "string:SN001" 
VBoxManage setextradata "Win 11" "VBoxInternal/Devices/efi/0/Config/DmiSystemSerial" "string:SN001"

如果是传统BIOS引导，把efi 换成 pcbios 即可

ihipop

[Unit]
Description=MAC address loader for %I From bootloader env
ConditionFileIsExecutable=/usr/sbin/fw_printenv
Wants=network-pre.target
Before=network-pre.target
BindsTo=sys-subsystem-net-devices-%i.device
After=sys-subsystem-net-devices-%i.device

[Service]
Type=oneshot

ihipop

package main

import (
	"fmt"

	"github.com/reiver/go-oi"
	"github.com/reiver/go-telnet"
)

func main() {