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  def generate_secure_s3_url(s3_key)
    #
    # s3_key would be a path (including filename) to the file like:  "folder/subfolder/filename.jpg"
    # but it should NOT contain the bucket name or a leading forward-slash
    #
    # this was built using these instructions:
    # http://docs.amazonwebservices.com/AmazonS3/latest/dev/index.html?S3_QSAuth.html
    # http://aws.amazon.com/code/199?_encoding=UTF8&jiveRedirect=1
    
    s3_base_url       = MyApp::Application::S3_BASE_URL # i.e. https://mybucket.s3.amazonaws.com

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if [ -z "$SSH_AUTH_SOCK" ] ; then
  eval `ssh-agent -s`
  ssh-add ~/.ssh/delivery
fi

if [ -f ~/.bashrc ]; then
   source ~/.bashrc
fi

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sudo apt-get update;sudo apt-add-repository -y ppa:rael-gc/scudcloud;sudo apt-get update;sudo apt-get install scudcloud;sudo apt-get install hunspell-en-us;sudo dpkg-divert --add --rename --divert /opt/scudcloud/resources/scudcloud.png.real /opt/scudcloud/resources/scudcloud.png;sudo cp ~/Downloads/scudcloud.png /opt/scudcloud/resources/;sudo chmod +r /opt/scudcloud/resources/scudcloud.png

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Git Tips and Tricks

Collection of most used git commands

Everyday Git in twenty commands or so

git help everyday

Overwrite pull

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In an excerpt from a 1994 Rolling Stone interview, Jobs explains what object-oriented programming is.

Jeff Goodell: Would you explain, in simple terms, exactly what object-oriented software is?

Steve Jobs: Objects are like people. They’re living, breathing things that have knowledge inside them about how to do things and have memory inside them so they can remember things. And rather than interacting with them at a very low level, you interact with them at a very high level of abstraction, like we’re doing right here. Here’s an example: If I’m your laundry object, you can give me your dirty clothes and send me a message that says, “Can you get my clothes laundered, please.” I happen to know where the best laundry place in San Francisco is. And I speak English, and I have dollars in my pockets. So I go out and hail a taxicab and tell the driver to take me to this place in San Francisco. I go get your clothes laundered, I jump back in the cab, I get back here. I give you your clean clothes and say,

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# Tmux Config
tm() { tmux new -s "$1" ;}
ta() { tmux attach -t "$1"; }
tl() { tmux list-sessions; }

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Install via the Package Manager(apt-get):

Simply add to your packages:

For Sublime-Text-2:

sudo add-apt-repository ppa:webupd8team/sublime-text-2
sudo apt-get update
sudo apt-get install sublime-text

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watch ENOSPC error

cause :

The system has a limit to how many files can be watched by a user. You can run out of watches pretty quickly if you have Grunt running with other programs like Dropbox. This command increases the maximum amount of watches a user can have.

Solution :

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Install Apache

sudo apt-get update
sudo apt-get install apache2

Install Mysql

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express -c stylus <project_name>

cd <project_name>

npm install

npm start