Cesar Miquel cesarmiquel

Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm

Hello, visitors! If you want an updated version of this styleguide in repo form with tons of real-life examples… check out Trellisheets! https://github.com/trello/trellisheets

Trello CSS Guide

“I perfectly understand our CSS. I never have any issues with cascading rules. I never have to use !important or inline styles. Even though somebody else wrote this bit of CSS, I know exactly how it works and how to extend it. Fixes are easy! I have a hard time breaking our CSS. I know exactly where to put new CSS. We use all of our CSS and it’s pretty small overall. When I delete a template, I know the exact corresponding CSS file and I can delete it all at once. Nothing gets left behind.”

You often hear updog saying stuff like this. Who’s updog? Not much, who is up with you?

In a module file:

This will enable an additional view mode for use on the specified entity type(s). Many examples will show the custom settings here being set to TRUE. If TRUE is used then that view mode is added to all entities of the specified type regardless of if it should be on the bundle or not.

/**
 * Implements hook_entity_info_alter().
 */
function HOOK_entity_info_alter(&$entity_info) {

	/*
	* A PTRACE_POKEDATA variant of CVE-2016-5195
	* should work on RHEL 5 & 6
	*
	* (un)comment correct payload (x86 or x64)!
	* $ gcc -pthread c0w.c -o c0w
	* $ ./c0w
	* DirtyCow root privilege escalation
	* Backing up /usr/bin/passwd.. to /tmp/bak
	* mmap fa65a000

	/*
	* (un)comment correct payload first (x86 or x64)!
	*
	* $ gcc cowroot.c -o cowroot -pthread
	* $ ./cowroot
	* DirtyCow root privilege escalation
	* Backing up /usr/bin/passwd.. to /tmp/bak
	* Size of binary: 57048
	* Racing, this may take a while..
	* /usr/bin/passwd overwritten

	# Add these lines to your dockerfile, before `npm install`

	# Copy the bitbucket private key to your docker image
	COPY ./bitbucket_ssh_key /opt/my-app

	# Copy the ssh script to your docker image
	COPY ./ssh-bitbucket.sh /opt/my-app

	# Tell git to use your `ssh-bitbucket.sh` script
	ENV GIT_SSH="/opt/map-project-tile-server/ssh-bitbucket.sh"

	# You don't need Fog in Ruby or some other library to upload to S3 -- shell works perfectly fine
	# This is how I upload my new Sol Trader builds (http://soltrader.net)
	# Based on a modified script from here: http://tmont.com/blargh/2014/1/uploading-to-s3-in-bash

	S3KEY="my aws key"
	S3SECRET="my aws secret" # pass these in

	function putS3
	{
	path=$1

	; This file installs layout preferences from Photoshop 6 in GIMP 2.8.
	;
	; Rename it to 'sessionrc' and place it into your personal GIMP directory:
	; ~/.gimp-2.8 folder (Linux)
	;
	;

	(session-info "toplevel"
	(factory-entry "gimp-empty-image-window")
	(position 195 356)

	/**
	* Retrieves all the rows in the active spreadsheet that contain data and logs the
	* values for each row.
	* For more information on using the Spreadsheet API, see
	* https://developers.google.com/apps-script/service_spreadsheet
	*/
	function readRows() {
	var sheet = SpreadsheetApp.getActiveSheet();
	var rows = sheet.getDataRange();
	var numRows = rows.getNumRows();

	M[16],X=16,W,k;main(){T(system("stty cbreak")
	);puts(W&1?"WIN":"LOSE");}K[]={2,3,1};s(f,d,i
	,j,l,P){for(i=4;i--;)for(j=k=l=0;k<4;)j<4?P=M
	[w(d,i,j++)],W\|=P>>11,l*P&&(f?M[w(d,i,k)]=l<<
	(l==P):0,k++),l=l?P?l-P?P:0:l:P:(f?M[w(d,i,k)
	]=l:0,++k,W\|=2*!l,l=0);}w(d,i,j){return d?w(d
	-1,j,3-i):4*i+j;}T(i){for(i=X+rand()%X;M[i%X]
	*i;i--);i?M[i%X]=2<<rand()%2:0;for(W=i=0;i<4;
	)s(0,i++);for(i=X,puts("\e[2J\e[H");i--;i%4\|\|
	puts(""))printf(M[i]?"%4d\|":" \|",M[i]);W-2