MongoDB is a scalable, high-performance, open source, document-oriented database. It supports a large number of languages and application development platforms.
7
votes
2answers
166 views
Nodejs broker between mongodb and rabbitmq
I wrote a small program that aims to take some data from the mongodb database and put them in the rabbitmq queue.
I tried to use only promise style but I am a beginner in javascript.
Could you please ...
6
votes
2answers
452 views
learning java is this code correct
I am new to java programming and to help me learn I created a simple telephone address book. the code runs as expected but I would be interested to here from more advanced programmers if they think I ...
5
votes
1answer
565 views
Seeding MongoDB using Mongoose models
I'm using mongoose to seed a mongodb database based on my mongoose models.
I'm particular interested in improving the seed code.
I have two models, an article and a category.
The relationship between ...
5
votes
1answer
75 views
A mongodb inventory system — More efficient db calls?
I am trying to develop a simple inventory system that takes JSON data gathered from a powershell script, inputs the data into a mongodb, and displays the info in an interesting manner for the user. It ...
5
votes
1answer
815 views
4
votes
1answer
185 views
Modularize this node.js express server code for routes and session handlers?
I have express node.js server code using Passport. It receives a user to authenticate it and ...
4
votes
1answer
234 views
Node.js chat client
This is a chat using Node.js, socket.io and MongoDB for storage.
I'd appreciate any feedback on what can be improved. I understand that this allows for non-unique usernames to be used, and it's ...
4
votes
1answer
69 views
E-commerce product price tracker
I building a very simple price tracker web app. I am using MongoDB with pymongo. The user will enter the URL of the product he wishes to track and the desired amount, when the price goes below this ...
3
votes
1answer
54 views
3
votes
1answer
112 views
Tornado quiz app
I am writing a simple quiz app using Tornado and MongoDB. The user authentication is done using Facebook and each user is uniquely identified by their Facebook ID. When a user first creates an ...
3
votes
0answers
245 views
Optimizing async joins for mongodb (mongoose) using async.js
I'm building a media viewer web app for a kiosk in node that uses data in mongo. To render the viewer, it gathers together all the Asset objects (representing video files), each of which belong to a ...
3
votes
0answers
53 views
Tornado pymongo product wishlist
I am writing a tornado app in which a user can maintain his products wishlist. There are two collections, users and products. As ...
3
votes
0answers
483 views
Recursive JSON walk in Python [closed]
I wrote this JSON walker to help with moving objects around while updating Legacy JSONs to match a new schema. Please let me know how I could further optimize it, or more importantly, make it easier ...
3
votes
0answers
679 views
Is there a better way to convert a MongoDB BsonDocument to XML using C#?
Leaving aside the slightly dubious nature of the request (it's a feature I have to honour, regardless of whether I agree with it, and I'll never be reversing the conversion process), I have devised ...
2
votes
1answer
76 views
Thoughts on this conversion of code from Step.js to Q promise library?
I have some code that I'd written using this pattern with Step.js. In this case, talking to MongoDB in Node:
...
2
votes
1answer
115 views
Can this MongoDB query be optimized further?
Most of my slow queries on my server are due to a single "find" query.
I have a collection that represents website pages. I want to be able to look up a page in the collection by URL. The caveat is ...
2
votes
2answers
105 views
Using Types to Designing Domain
I am trying to model a domain of metrics for use in a BI application. I recently read the Designing with Types series, and felt that it could be useful, so I wanted to give it a try. What I'm not ...
2
votes
1answer
40 views
Views Counter made in Python, Gevent and MongoDB
I've created a Views Counter in Python, Gevent and MongoDB (Flask is also included in the full stack as you can see from the context issue in the code).
My gut still tells me that it can be still ...
2
votes
2answers
301 views
Saving and listing Category model
I have this ExpressJS route for saving and listing Category model.
...
2
votes
0answers
126 views
Python app-level document/record locking (eg. for MongoDB)
Introduction
MongoDB does not provide means to lock a document (like SELECT FOR UPDATE in RDBMS).
There is recommended approach to Isolate Sequence of Operations, which is sometimes called ...
1
vote
1answer
100 views
SQL vs MongoDB (TCG collection managment) [closed]
I'm designing a web application to help some friends and I manage our card collection. A relational database makes sense to me, so that was my first instinct.
The basic schema would like something ...
1
vote
1answer
128 views
Python flask web app, simplification
I am writing web application using flask framework + mongodb. I have an issue, should I use classes for my mongo entities or just use dictionaries for them.
...
1
vote
2answers
79 views
Number of Google search results over a period of time, saved to database
I am writing a Python script that scrapes data from Google search results and stores it in a database. I couldn't find any Google API for this, so I am just sending a HTTP GET request on Google's main ...
1
vote
1answer
56 views
Transform a MongoDb parent reference tree into a deep nested tree
Given a mongodb collection that stores trees as nodes with parent references this methods returns a deep nested tree where every child nodes are stored in a property childs[Seq]
...
1
vote
1answer
130 views
Update user's last login date
This function updates the user last login date on the user collection. I guess there are too many brackets and much spaghetti. How can I shorten this code?
...
1
vote
0answers
275 views
Handling multiple Mongodb connections in Node.js (using Mongolia)
I have a situation where I have multiple objects that each needs to connect to a different mongodb uri.
I am currently testing this using mongolia but the concept should be the same if I were to use ...
1
vote
0answers
70 views
Python MongoDB Schema feedback
I would dearly love some feedback on the model below. Its a basic commenting structure where Users can comment on a variety of objects in the model. I have denormalised to make querying simpler, but ...
0
votes
1answer
49 views
Class for connecting to mongodb databases and return collection object
This code connects to a mongodb database and returns collection objects. I am concerned about the exception handling, variable names and comments.
...
0
votes
1answer
349 views
0
votes
0answers
63 views
Cross collection efficiency
I've got a bit of code that I feel code be improved and I'm just throwing it out there for others to browse.
Background
I have two collections, Blocks and Items. Blocks can contain any number of ...
