I just saw the presentation of Mr. Eric Florenzano at Pycon 2010, and he talks about a side project he did on facebook using django. From PYCON 2010: If you’ve been using Django for any amount of time, you’ve probably learned some pretty standard practices on how to use it. This talk aims to shatter … Read more
Update for those using networkx 2.x The API has changed from v1.x to v2.x. networkx.degree no longer returns a dict but a DegreeView Object as per the documentation. There is a guide for migrating from 1.x to 2.x here. In this case it basically boils down to using dict(g.degree) instead of d = nx.degree(g). The … Read more
Disclaimer: I work for/with Neo4j Just talking about the maturity here (not technicalities) – Neo Technology as a company with more than 50 employees, $25M funding and a thriving user-base with half a million downloads, 30k new databases running each month and an active community won’t go away. You can also check the SO questions … Read more
UserRelationship ==== RelatingUserID RelatedUserID Type[friend, block, etc] Agree that mutuality doesn’t belong as a column; breaks normalization.
You may be able to leverage axioms about small world networks to optimize this type of traversal. Small world networks are characterized by “hubs” the represent very dense interconnections of other nodes. Most nodes in the network will generally either connect within a few hops to a topologically nearby node (1-4 hops away) or will … Read more
Swift 5: // Setting description let firstActivityItem = “Description you want..” // Setting url let secondActivityItem : NSURL = NSURL(string: “http://your-url.com/”)! // If you want to use an image let image : UIImage = UIImage(named: “your-image-name”)! let activityViewController : UIActivityViewController = UIActivityViewController( activityItems: [firstActivityItem, secondActivityItem, image], applicationActivities: nil) // This lines is for the popover … Read more
EDIT on 14 July 2012 21.30 IST. The project is abandoned by the Creator and is no more usable due to changes in Facebook APIs. I contacted the Dev and he is not going to maintain it anymore. I will post any updates. Until then the best option would be to use intents. Thank you.. … Read more
Try having a look at Database Answers in particular the data models. They have several different designs for various systems. This one is for a social networking site which may give you an idea of what’s required. You may want to search on SO for other social network database questions. I found this one that … Read more
This is an old question, but I think it is worth mentioning that graph-tool has a very similar functionality to NetworkX, but it is implemented in C++ with templates (using the Boost Graph Library), and hence is much faster (up to two orders of magnitude) and uses much less memory. Disclaimer: I’m the author of … Read more
What you are looking for is the UIActivityViewController. Since you asked a general question I can’t do more than give you a link to the documentation