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@ccbrown
ccbrown / DumpHex.c
Last active February 12, 2025 00:25
Compact C Hex Dump Function w/ASCII
#include <stdio.h>
void DumpHex(const void* data, size_t size) {
char ascii[17];
size_t i, j;
ascii[16] = '\0';
for (i = 0; i < size; ++i) {
printf("%02X ", ((unsigned char*)data)[i]);
if (((unsigned char*)data)[i] >= ' ' && ((unsigned char*)data)[i] <= '~') {
ascii[i % 16] = ((unsigned char*)data)[i];
@tiernano
tiernano / gist:4344701
Created December 20, 2012 11:08
IPv6 Firewall rules for a MikroTik router to allow outgoing connections, but block incoming, unless they are responses...
/ipv6 firewall filter
add action=accept chain=input comment="Allow established connections" connection-state=established disabled=no
add action=accept chain=input comment="Allow related connections" connection-state=related disabled=no
add action=accept chain=input comment="Allow limited ICMP" disabled=no limit=50/5s,5 protocol=icmpv6
add action=accept chain=input comment="Allow UDP" disabled=no protocol=udp
add action=drop chain=input comment="" disabled=no
add action=accept chain=forward comment="Allow any to internet" disabled=no out-interface=sit1
add action=accept chain=forward comment="Allow established connections" connection-state=established disabled=no
add action=accept chain=forward comment="Allow related connections" connection-state=related disabled=no
add action=drop chain=forward comment="" disabled=no
@morion4000
morion4000 / countdown.py
Created October 10, 2012 15:33
Python countdown to date script
from datetime import datetime, time
def dateDiffInSeconds(date1, date2):
timedelta = date2 - date1
return timedelta.days * 24 * 3600 + timedelta.seconds
def daysHoursMinutesSecondsFromSeconds(seconds):
minutes, seconds = divmod(seconds, 60)
hours, minutes = divmod(minutes, 60)
days, hours = divmod(hours, 24)
@Adirael
Adirael / fix-wordpress-permissions.sh
Created August 17, 2012 23:16
Fix wordpress file permissions
#!/bin/bash
#
# This script configures WordPress file permissions based on recommendations
# from http://codex.wordpress.org/Hardening_WordPress#File_permissions
#
# Author: Michael Conigliaro <mike [at] conigliaro [dot] org>
#
WP_OWNER=www-data # <-- wordpress owner
WP_GROUP=www-data # <-- wordpress group
WP_ROOT=$1 # <-- wordpress root directory