numberwhun

The Life-Changing Magic of Tidying Up
The Japanese Art of Decluttering and Organizing

By Marie Kondo

    Visualize your ideal life and ideal living space, then you are in a position to start tidying your space and move closer to your ideal life.
    
    A tidy environment is a place where you can access things you truly need and truly love. Do not keep things you do not like so you can do something with them later.
    
    The goal of tidying your home is to create a space to improve your body and your mind.

numberwhun

From:  http://appletoolbox.com/2014/09/mac-fix-white-screen/

My Mac won’t start: How to fix white screen


Recently I had this problem. My Mac would turn on but it would get stuck on the white screen upon startup after chime. This means that OS X can’t start because of problems with the system’s hardware or software. If your Mac fails to start up normally, there are a few things that you mat try to troubleshoot. First of all, there could be many issues, so fixes described here may not fix your problem. If you are having this problem, try steps below until your issue is resolved.

1.Try a Safe Boot

Mac OS X 10.2 and later Safe Boot includes disk checking and repair. First start your Mac in Safe Mode. To do this, shut down your Mac. Now Turn on your computer by pressing the power key while holding down the Shift key. When you see the Apple logo, release the Shift key. After your Mac fully starts, restart your computer normally without holding any keys/buttons during startup. Note that Safe Boot is slower to b

numberwhun

to create a new environment

  conda create -n mynewenviron package1 package2 etc
  conda create -n newenv --clone ~anaconda  
  
to remove an environment

  conda remove -n myenvirontoremove --all
  
always start with

numberwhun

http://guitarsix.com/     - A lot of beginner lessons. 
http://all-guitar-chords.com/   - guitar chords and song tabs

numberwhun

Transforming Code into Beautiful, Idiomatic Python

Notes from Raymond Hettinger's talk at pycon US 2013 video, slides.

The code examples and direct quotes are all from Raymond's talk. I've reproduced them here for my own edification and the hopes that others will find them as handy as I have!

Looping over a range of numbers

for i in [0, 1, 2, 3, 4, 5]:

numberwhun

#!/bin/bash
#
# A script to remove a ssh public key from a remote host
#
# Author: Andrea Scarpino <me@andreascarpino.it>

function main()
{
    DEFAULT_PORT="22"
    DEFAULT_PUBKEY="$HOME/.ssh/id_rsa.pub"

numberwhun

set history=5000    " lines of command history
set noautoindent    " no text indenting
set nosmartindent   " as above
set nocindent       " as above
set tabstop=4       " number of spaces in a tab
set ttyfast         " smoother changes
syntax on           " syntax highlighting
colorscheme evening " set color scheme to what I like
set number          " show line numbers
set ignorecase      " ignore case when searching

numberwhun

/path/to/openssl base64 -d -in <base64_encoded_file> -out <new_filename>

numberwhun

try:
  import <module>
except ImportError:
  print '<module> module required.  Please install with "pip install <module>"'

numberwhun

#!/usr/bin/env python

import os
import os.path

def which(filename):
  """This is specifically for *nix based machined.  It will find the path to the app you specify, if it exists"""
  paths = os.environ.get("PATH").split(os.pathsep)
  candidates = []
  for location in paths: