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@cleure
cleure / gist:2501036
Created April 26, 2012 17:09
Primitive try/catch Exception Handling in C
#include <stdio.h>
#include <setjmp.h>
struct Exception {
jmp_buf jb;
int code;
};
/* Definitely not thread-safe... But we don't care :-) */
struct Exception *cur_ex_ptr = NULL;
@bcap
bcap / start-stop-daemon-template
Last active July 21, 2023 11:12
Template file for creating linux services out of executables using the start-stop-daemon
#!/bin/bash
### BEGIN INIT INFO
# Provides: <service name>
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: <service description>
### END INIT INFO
#!/usr/bin/env python3
#
# Dumb script to dump (some) of bcache status
# Copyright 2013 Darrick J. Wong. All rights reserved.
#
# This file is part of Bcache. Bcache is free software: you can
# redistribute it and/or modify it under the terms of the GNU General Public
# License as published by the Free Software Foundation, version 2.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
@SmartFinn
SmartFinn / dhcp-leases-to-dns.rsc
Last active June 14, 2024 22:44
MikroTik (RouterOS) script for automatically setting DNS records for clients when they obtain a DHCP lease
# MikroTik (RouterOS) script for automatically setting DNS records
# for clients when they obtain a DHCP lease.
#
# author SmartFinn <https://gist.github.com/SmartFinn>
:local dnsTTL "00:15:00";
:local token "$leaseServerName-$leaseActMAC";
# Normalize hostname (e.g. "-= My Phone =-" -> "My-Phone")
# - truncate length to 63 chars
@limepanda
limepanda / kvm-migration.txt
Last active January 26, 2024 23:26
migrate qcow2 image to zfs volume
qemu-img convert -O raw <infile.(vdi|vmdk|$whatever)> /dev/zvol/rpool/data/<vmid>-disk0