Ankit Singh theleancoder

## gist:a4b3cec0148b956f63e1
wait(synch);
    S2;

## gist:7822c3b6a807324e89a2
S1;
    signal(synch);

## gist:e9ad904d2bb465a8228e
signal(S) {
    S++;
}


## gist:f5b14e326e66cd5add1f
wait(S) {
    while (S <= 0)
        // busy wait
    S--;
}

## gist:ecd627881e101a16ba0e
sudo gedit /etc/mongod.conf

## gist:fd046169cba053dafb7c
sudo mkdir -p /data/db

## gist:7d4645280e623cea0a1d
grunt

## gist:03ab466802486567b479
npm install

## gist:464ac03561829ce93814
git clone https://github.com/meanjs/mean.git meanjs

## gist:a8a94660dba103f51085
npm install -g grunt-cli