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Algorithm of the Week: Longest Increasing Subsequence

Introduction A very common problem in computer programming is finding the longest increasing (decreasing) subsequence in a sequence of numbers (usually...

1 replies - 7949 views - 12/04/12 by Stoimen Popov in Articles

Algorithm of the Week: Kruskal's Minimum Spanning Tree

Introduction One of the two main algorithms in finding the minimum spanning tree algorithms is the algorithm of Kruskal. Before getting into the details,...

0 replies - 8336 views - 11/13/12 by Stoimen Popov in Articles

Fun with Gremlin (No Relation to the Movie or the Car)

So you have all of this graph-tacular data in your graph database (for this post, I'm using neo4j). It looks slick with its vertices and edges.  People...

0 replies - 3040 views - 09/24/12 by Duncan Brown in Articles

Persisting to Neo4j via Spring Data [or, "Aren't We Persistent?"]

Hi gang! Ok, I'm back with a new post, this time with a post about a couple quirks I ran into while implementing some test cases for Spring Data using...

0 replies - 3018 views - 09/23/12 by Duncan Brown in Articles

Structural Abstractions in Brains and Graphs

A graph database is a software system that persists and represents data as a collection of vertices (i.e. nodes,...

1 replies - 5417 views - 09/10/12 by Marko Rodriguez in Articles

Graph Visualization Library yFiles 2.7

yWorks is proud to announce yFiles version 2.7. yFiles is an outstanding Java class library for analysis, automatic layout, and visualization of...

0 replies - 1788 views - 12/01/09 by Sebastian Mueller in Announcements

yEd Graph Editor Version 3.2

Java Graph Editor Application gets a major update yWorks is proud to announce immediate availability of yEd graph editor version 3.2, the new release of...

0 replies - 2069 views - 02/23/09 by Sebastian Mueller in Announcements

Aspose.Pdf: Create Table, Header & Footer in PDF

Aspose.Pdf is a Java Pdf component to create Pdf documents without using Adobe Acrobat. What’s new in this release?This new version of Aspose.Pdf for Java...

4 replies - 7086 views - 12/21/08 by Anonymous in Announcements

Rails Helpers For A List Apart No. 256

0 replies - 3945 views - 04/27/08 by Snippets Manager in Uncategorized

Speeding Up Dijkstra's Algorithm

0 replies - 5733 views - 01/17/08 by Snippets Manager in Uncategorized