This is a quick guide to mounting a qcow2 disk images on your host server. This is useful to reset passwords, edit files, or recover something without the virtual machine running.
Step 1 - Enable NBD on the Host
modprobe nbd max_part=8
require "formula" | |
class MobileShell < Formula | |
desc "Remote terminal application" | |
homepage "https://mosh.mit.edu/" | |
url "https://mosh.mit.edu/mosh-1.2.5.tar.gz" | |
sha256 "1af809e5d747c333a852fbf7acdbf4d354dc4bbc2839e3afe5cf798190074be3" | |
bottle do | |
sha256 "046b0c48cd1c573d57500e683122e3152a00556ad960938c6caa962b0c2ef460" => :el_capitan |
;; To send events from Emacs to Fantastical using Control-C Control-F, | |
;; drop this script in your Emacs load path and add lines like these to | |
;; your .emacs: | |
;; | |
;; (autoload 'send-region-to-fantastical "fantastical-capture" "Send region to Fantastical" t) | |
;; (global-set-key (kbd "C-c C-f") 'send-region-to-fantastical) | |
;; | |
;; See http://jblevins.org/log/emacs-fantastical for details. | |
(defun applescript-quote-string (argument) |
ModemManager-glib-1.1.0-6.git20130913.el7.x86_64 | |
NetworkManager-0.9.9.1-13.git20140326.4dba720.el7.x86_64 | |
NetworkManager-glib-0.9.9.1-13.git20140326.4dba720.el7.x86_64 | |
NetworkManager-tui-0.9.9.1-13.git20140326.4dba720.el7.x86_64 | |
acl-2.2.51-12.el7.x86_64 | |
aic94xx-firmware-30-6.el7.noarch | |
alsa-firmware-1.0.27-2.el7.noarch | |
alsa-lib-1.0.27.2-3.el7.x86_64 | |
alsa-tools-firmware-1.0.27-4.el7.x86_64 | |
audit-2.3.3-4.el7.x86_64 |
// LZ4 streaming API example 2 (ring buffer) | |
#define _CRT_SECURE_NO_WARNINGS // for MSVC | |
#include "lz4.h" | |
#include <stdio.h> | |
#include <stdint.h> | |
#include <stdlib.h> | |
#include <string.h> |
# This script create a Centos Minimal Unattended ISO | |
# This method is based on excellent article http://pyxlmap.net/technology/software/linux/custom-centos-iso | |
# | |
# This script has be tested with CentOS 6.5 | |
# TODO: | |
# * test package update to reduce the update task on the target system. The following command downloads all updates : | |
# (cd $CENTOS_CUSTOM_PATH/Packages ; yumdownloader $(for i in *; { echo ${i%%-[0-9]*}; } ) ) | |
# Some global settings : |
/* | |
An example of mmap where data is modified in the file. This | |
version currently compiles on Mac OSX. | |
References: | |
Advanced Programming in the UNIX® Environment, Third Edition | |
By: W. Richard Stevens; Stephen A. Rago | |
Publisher: Addison-Wesley Professional |
# Back-Propagation Neural Networks | |
# another way: solve it as a Regression Problem | |
# Written in Python. See http://www.python.org/ | |
# Modified by JSun to solve the problem here: http://www.weibo.com/1497035431/ynPEvC78V | |
# Neil Schemenauer <[email protected]> | |
import math | |
import random | |
import string |
#mysql-backup | |
mysqldump -h localhost –u root –p myrootpassword db_name > db_test.sql | |
#for multiple database | |
mysqldump -h localhost –u root –p myrootpassword db_name1 db_name2 > db_test.sql | |
#for all table | |
mysqldump -h localhost –u root –p myrootpassword -all-databases > db_test.sql | |
#for specifiec table |