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Correct linux system time

sudo apt-get install ntp

sudo ntpd -qg; sudo hwclock -w

If it does not work:

timedatectl set-time '2015-11-23 08:10:40'

#linux #ntp #system #time

Class 'MongoDB\Driver\Manager' not found

Install the php driver $ sudo pecl install mongodb

Create the extension file $ sudo nano /etc/php5/mods-available/mongodb.ini and write inside: extension=mongodb.so

Create a symbolic link for this file $ sudo ln -sv /etc/php5/mods-available/mongodb.ini /etc/php5/apache2/conf.d/20-mongodb.ini

Create an other symbolic link for this file $ sudo ln -sv /etc/php5/mods-available/mongodb.ini /etc/php5/cli/conf.d/20-mongodb.ini

Restart apache or the server used $ sudo service apache2 restart

#mongodb #driver #php

Install pygame on Mac OS El Captain

brew tap samueljohn/python brew install python brew install pygame

#pygame #python #mac #install

PHP Fatal error: Class 'MongoDB\Driver\Manager' not found

Server: Ubuntu 14.04

Database: Mongodb

Problem:

php -f index.php -> works

browser to index.php -> error `PHP Fatal error: Class 'MongoDB\Driver\Manager' not found`

Solution: add extension=mongodb.so into /etc/php5/fpm/php.ini

#php #nginx #mongodb #driver

centos 7 - open firewall port

firewall-cmd --zone=dmz --add-port=80/tcp --permanent firewall-cmd --zone=public --add-port=80/tcp --permanent

firewall-cmd --reload

#centos #firewall #tcp

luongnv89

Redirect from an HTML page

Too many users looking for free NTFS solution after upgrading to OS X 10.11 El Capitan. Paragon NTFS 14 (Click HERE to get 30% Discount on single license and support Paragon for their ton of effort on this great Application) actually supports fully OS X 10.11, but people would finding a free solution or waiting for another free software released in a compatible version rather than pay money for the license key. Right now, mac users can install ntfs-3g via Terminal to Read and Write NTFS in OS...

Install Tomahawk test tool

This is the script to install Tomahawk test tool on Ubuntu/Debian 32bits:

#!/bin/bash echo "Tomahawk installation" cd /usr/src echo "Installing dependencies:" apt-get install -y ssh gcc flex bison make echo "Installing libpcap" wget http://www.packet-foo.com/tomahawk/libpcap-0.8.1.tar.gz tar xzf libpcap-0.8.1.tar.gz cd libpcap-0.8.1/ ./configure make make install cd .. echo "Installing libnet" wget http://www.packet-foo.com/tomahawk/libnet-1.0.2a.tar.gz tar xzf libnet-1.0.2a.tar.gz cd Libnet-1.0.2a ./configure make make install cd .. echo "Installing tomahawk" wget http://prdownloads.sourceforge.net/tomahawk/tomahawk1.1.tar.gz tar xzf tomahawk1.1.tar.gz cd tomahawk1.1 make make install cd .. echo "Cleaning.." rm -rf libpcap-0.8.1.tar.gz libnet-1.0.2a.tar.gz tomahawk1.1.tar.gz echo "Tomahawk has installed, now we can test..."

Hope this help

#tomahawk #ubuntu #debian #install

MacOS: Enable read/write on NTFS partition without any third-party application

Open this file:

sudo vi /etc/fstab

Add this line to the end of the file

LABEL=drivename none ntfs rw,auto,nobrowse

drivename: Name of drive: without any space: Portable, Blabla

Save the file, unplug and re-plugin your device.

Find your device at: /Volumes . Now you can read, write on your devices

#mac #ntfs #write #read

Vim: Syntax highlight

In vim editor:

:syntax on

To enable this when start vim, add at the end of file .vimrc (or create new file .vimrc if it does not exist):

syntax on

#vim #syntax #highlight

I was naively expecting this command to run a bash shell in a running container : docker run "id of running container" /bin/bash it looks like it's not possible, I get the error : 2013/07/27

Searching around for the way to work with a container of docker from 2 different tabs.

short answer: docker exec -it "id_of_running_container" bash

#docker #terminal #shell

Virtualbox: Shared folder

0. Mount share folder:

mkdir share

sudo mount -t vboxsf my_share /home/user/share

1. Error:

VirtualBox: mount.vboxsf: mounting failed with the error: No such device

Solution:

sudo modprobe -a vboxguest vboxsf vboxvideo

2. Error:

virtualbox mount: unknown filesystem type 'vboxsf'

Solution:

sudo apt-get install virtualbox-guest-dkms

#virtualbox #vboxfs #shared

Virtualbox: 2 network interface

EDIT: full /etc/network/interfaces:

# This file describes the network interfaces available on your system # and how to activate them. For more information, see interfaces(5). # The loopback network interface auto lo iface lo inet loopback # The primary network interface allow-hotplug eth0 iface eth0 inet dhcp allow-hotplug eth1 iface eth1 inet dhcp

#virtualbox #network #nat #host-only

If I open Terminal and type in python, I see the version is 2.7.4. How do I get python 3.4? And do I need IDLE if I have sublime text?

Install Python 3.4 on Ubuntu

#python #ubuntu #install

I would like to keep my .bashrc and .bash_login files in version control so that I can use them between all the computers I use. The problem is I have some OS specific aliases so I was looking for ...

if [[ "$OSTYPE" == "linux-gnu" ]]; then # ... elif [[ "$OSTYPE" == "darwin"* ]]; then # Mac OSX elif [[ "$OSTYPE" == "cygwin" ]]; then # POSIX compatibility layer and Linux environment emulation for Windows elif [[ "$OSTYPE" == "msys" ]]; then # Lightweight shell and GNU utilities compiled for Windows (part of MinGW) elif [[ "$OSTYPE" == "win32" ]]; then # I'm not sure this can happen. elif [[ "$OSTYPE" == "freebsd"* ]]; then # ... else # Unknown. fi

#os #bash #script #detectingos

I have copied this code from what seems to be various working dockerfiles around, here is mine: FROM ubuntu MAINTAINER Luke Crooks "[email protected]" # Update aptitude with new repo RUN apt-get u...

Clone private git repo with dockerfile

#dockerfile #docker #git #private #automated #build

How do we determine where the mistake is in our code that causes a segmentation fault? After writing some code, to determine where I have a segmentation fault, can gcc show me my have a mistake (or

$ gdb ./your_program

(gdb) run

-- segmentation fault here --

(gdb) backtrace

#gdb #segmentation #fault #c #gcc #stackoverflow

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