Dmitry Klionsky ten0s

ten0s / gist:0c4ee92260242786e4af

Last active March 16, 2016 08:30

Setup the default browser in Ubuntu/Mint

	sudo update-alternatives --config x-www-browser

	credits:
	http://ubuntuforums.org/showthread.php?t=201430

	gvfs-mime --query x-scheme-handler/http
	gvfs-mime --query x-scheme-handler/https

	gvfs-mime --set x-scheme-handler/http google-chrome.desktop \| firefox.desktop
	gvfs-mime --set x-scheme-handler/https google-chrome.desktop \| firefox.desktop

ten0s / gist:6543dd2fbacd76f41f46

Last active November 20, 2015 13:31

Export vagrant cluster

	http://docs.vagrantup.com/v2/cli/package.html
	http://stackoverflow.com/questions/19094024/is-there-any-way-to-clone-a-vagrant-box-that-is-already-installed?answertab=active#tab-top

	cd /home/ten0s/projects/ansible/vagrant/cluster

	VBoxManage list vms
	"cluster_arbiter_1434442130502_70811" {e8fd64da-b59f-4377-8ddf-5c5d660867a1}
	"cluster_arbiter2_1434442190803_23274" {a4beff52-3a11-40e2-885f-b09722a09f85}
	"cluster_node1_1434442012780_7672" {73c70448-4333-4932-bdd9-ac774532f591}
	"cluster_node2_1442485877717_61624" {633d5855-9f19-427b-af29-8041f8d69829}

ten0s / gist:bee2d4f64c9f51671228

Created November 5, 2015 19:17

vpnc: no response from target

	router MT-PON-AT-4

	Security -> Enable ALG -> Enable IPSEC ALG

ten0s / hello.erl

Last active October 27, 2015 14:45

Nif from HEX (from http://tryerl.seriyps.ru/)

	% -- coding: utf8 --
	% Example of Nif testing.
	% This one only works with erlang 17.4 and 17.3
	%
	% $ cat hello.c
	% #include "erl_nif.h"
	%
	% static ERL_NIF_TERM say(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
	% {
	% return enif_make_string(env, "Hello world!", ERL_NIF_LATIN1);

ten0s / gist:9ed2bd65b362e4defa50

Created October 26, 2015 12:25

TypeError: argument of type 'StrictUndefined' is not iterable

	Ansible template

	template: src={{item}}.j2 dest=/etc/nginx/conf.d/{{item}}
	with_items:
	- server.conf
	notify: Restart Nginx

	fails with:
	fatal: [test] => {'msg': "TypeError: argument of type 'StrictUndefined' is not iterable", 'failed': True}

ten0s / gist:51c7179376d9b032592a

Created October 12, 2015 20:29

setup

	vagrant init ubuntu/precise32
	vagrant up
	vagrant ssh

	Deps
	----
	sudo apt-get update
	sudo apt-get install build-essential curl dos2unix gdb emacs git htop mc wget libwxgtk2.8-dev libglu-dev xsltproc libssl-dev libncurses5-dev fop unixodbc-dev default-jdk libtk-img-dev

	cd

ten0s / gist:b548709ae94b2f9f4207

Created October 8, 2015 14:15

lists:foldr(fun(B, {I, Acc}) -> {I+1, B*trunc(math:pow(2, I))+Acc} end, {0,0}, [I || <<I:1>> <= <<$h>>]).

ten0s / gist:40ecec1aace02cbc4051

Created September 11, 2015 15:21

How to debug jinja2 templates

	In [1]: from jinja2 import Template
	In [2]: Template("{{s.split('-')}}").render(s='a-bad-string')
	Out[2]: u"['a', 'bad', 'string']"

ten0s / gist:bb3d68f8577855555236

Created June 4, 2015 10:54

Ansible: Install RabbitMQ draft

	- name: Import RabbitMQ GPG key
	rpm_key: key=http://www.rabbitmq.com/rabbitmq-signing-key-public.asc
	state=present

	- name: Register RabbitMQ version
	command: rpm -q rabbitmq-server
	register: rmq
	changed_when: false
	failed_when: false

ten0s / gist:f6b4f598a46344ab0dfd

Created June 1, 2015 10:21

Fix Vagrant's Authentication failure after re-building the box

	==> default: Waiting for machine to boot. This may take a few minutes...
	default: SSH address: 127.0.0.1:2202
	default: SSH username: vagrant
	default: SSH auth method: private key
	default: Warning: Connection timeout. Retrying...
	default: Warning: Remote connection disconnect. Retrying...
	default: Warning: Authentication failure. Retrying...
	default: Warning: Authentication failure. Retrying...
	default: Warning: Authentication failure. Retrying...