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@earthgecko
earthgecko / bash.generate.random.alphanumeric.string.sh
Last active April 2, 2024 15:59
shell/bash generate random alphanumeric string
#!/bin/bash
# bash generate random alphanumeric string
#
# bash generate random 32 character alphanumeric string (upper and lowercase) and
NEW_UUID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)
# bash generate random 32 character alphanumeric string (lowercase only)
cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 32 | head -n 1
@cbrake
cbrake / 99-usb-serial.rules
Created December 19, 2012 14:47
USB Serial udev rules
# /etc/udev/rules.d/99-usb-serial.rules
# udevadm info --attribute-walk -n /dev/ttyUSB0 |grep serial (can be used to get serial number)
# udevadm control --reload-rules (reload rules)
# udevadm trigger (re-add all devices)
# see https://wiki.archlinux.org/index.php/Bus_pirate
# for some reason, ATTRS{bInterfaceNumber}=="00" is not working, hence the use of ENV{}
# single USB/serial adapters
SUBSYSTEM=="tty", ATTRS{serial}=="A900TUKZ", SYMLINK+="ttyUSB_bub_1"
SUBSYSTEM=="tty", ATTRS{serial}=="A700fdWb", SYMLINK+="ttyUSB_bub_2"
@Informatic
Informatic / Howto: iPXE+Windows7+iSCSI.markdown
Created June 30, 2013 05:26
Quick iPXE & Windows7-on-iSCSI howto

Quick Installation Howto

  1. Make sure you have successfuly set up iPXE, iSCSI target (iSCSI Enterprise Target on Debian works fine for me), TFTP server and some time to spend.
  2. Get yourself a NTFS-formatted USB stick.
  3. Copy contents of installation DVD into mentioned USB stick.
  4. Get a copy of wimboot and load it into your TFTP server.
  5. Copy boot/bcd, boot/boot.sdi, sources/boot.wim and bootmgr into TFTP root as well.
  6. Create the bootstrap script (included bootstrap.ipxe file) and boot your
@plentz
plentz / nginx.conf
Last active May 10, 2024 03:20
Best nginx configuration for improved security(and performance)
# to generate your dhparam.pem file, run in the terminal
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048
@robulouski
robulouski / gmail_imap_example.py
Last active April 19, 2024 02:27
Very basic example of using Python and IMAP to iterate over emails in a gmail folder/label. http://www.voidynullness.net/blog/2013/07/25/gmail-email-with-python-via-imap/
#!/usr/bin/env python
#
# Very basic example of using Python and IMAP to iterate over emails in a
# gmail folder/label. This code is released into the public domain.
#
# RKI July 2013
# http://www.voidynullness.net/blog/2013/07/25/gmail-email-with-python-via-imap/
#
import sys
import imaplib
@jbinto
jbinto / howto-recover-google-authenticator-keys.txt
Created February 8, 2014 04:20
Recovering Google Authenticator keys from Android device for backup
### Last tested February 7 2014 on a Galaxy S3 (d2att) running Cyanogenmod 11 nightly, with Google Authenticator 2.49.
### Device with Google Authenticator must have root.
### Computer requires Android Developer Tools and SQLite 3.
### Connect your device in USB debugging mode.
$ cd /tmp
$ adb root
$ adb pull /data/data/com.google.android.apps.authenticator2/databases/databases
@alice-xu
alice-xu / openvpn_stats.sh
Last active June 10, 2017 16:31
OpenVPN monitoring script for Zabbix
#!/usr/bin/env bash
#
# openvpn_stats.sh:
# OpenVPN monitoring script for Zabbix
#
# $1: OpenVPN server host IP/hostname. (default: 127.0.0.1)
# $2: OpenVPN management CLI port. (default: 7505)
# $3: Password file for OpenVPN management CLI. (default: <none>)
# $4: Timeout(sec) (default: 3)
#
@raramuridesign
raramuridesign / wp-sql-replace-url
Created October 29, 2014 11:34
Wordpress replace old url with new url [mysql search and replace]
UPDATE wp_options SET option_value = replace(option_value, 'http://www.oldurl', 'http://www.newurl') WHERE option_name = 'home' OR option_name = 'siteurl';
UPDATE wp_posts SET guid = replace(guid, 'http://www.oldurl','http://www.newurl');
UPDATE wp_posts SET post_content = replace(post_content, 'http://www.oldurl', 'http://www.newurl');
UPDATE wp_postmeta SET meta_value = replace(meta_value,'http://www.oldurl','http://www.newurl');
@nickretallack
nickretallack / joins.py
Last active May 21, 2023 22:18
How do I do a join without a real foreign key constraint?
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import Column, ForeignKey, Integer, String, ForeignKeyConstraint
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker, relationship
Model = declarative_base()
class Parent(Model):
__tablename__ = 'parent'
id = Column(Integer, primary_key=True)
@jeffcrouse
jeffcrouse / poco_http_post_headers.cpp
Last active February 9, 2023 03:36
Poco HTTPPOST request with headers
#include <Poco/Net/HTTPClientSession.h>
#include <Poco/Net/HTTPRequest.h>
#include <Poco/Net/HTTPResponse.h>
#include <Poco/StreamCopier.h>
#include <Poco/Path.h>
#include <Poco/URI.h>
#include <Poco/Exception.h>
using namespace Poco::Net;
using namespace Poco;