var cdb = require('couchdbreq')();
//This is same as
//var cdb = require('couchdbreq')({host: "localhost", port: 5984});
cdb.insert("item", {foo:"bar"}, function(err, statusCode, response){
    console.log(response);
});

cdb.get("item", function(error, statusCode, response) {
    if (statusCode === 404){
        return;
    }
    console.log(response);
});

cdb.get("item/_all_docs", function(error, statusCode, response) {
    if (statusCode === 404){
        return;
    }
    console.log(response);
});

cdb.del("item", function(error, statusCode, response) {
    if (error){
        console.log(error);
        return;
    }
});