• submit to reddit
Dharshan Rangegowda02/04/14
8196 views
1 replies

NoSQL trends: MongoDB, Cassandra, Couch & Riak

NoSQL has been a pretty hot topic over the last few years. There are a number of contenders in the NoSQL world - MongoDB, Cassandra, Couch, Riak, etc. In this article, you'll find a visualization of how they're trending.

Chen Harel02/04/14
19925 views
2 replies

How to Write the Perfect Stack Overflow Question (After Analyzing 10,000)

This article is the result of researching over 10,000 Stack Overflow questions. It summarizes how you need to phrase and write your question in order to get better and faster answers.

Gerard Davison02/03/14
6053 views
0 replies

Post-Hoc Tracing Using a Debugger

One nice little feature of most debuggers that I have been exercising recently is the ability to log information on a breakpoint. This can be a really useful way to understand code without having to modify it or involve byte code modification, and in this article, you'll learn how to do it.

Abhijeet Sutar02/03/14
7926 views
0 replies

Install, Set Up and Start MongoDB on Windows

This post will provide the full path from downloading the required binary archive/package for particular a Windows version to starting up MongoDB in various ways. We will go through the following high level steps: Downloading, extracting, and setting up MongoDB.

Stefan Armbruster02/03/14
6252 views
0 replies

Using Remote Shell Combined with Neo4j Embedded

You can run Neo4j as a server in a separate process, like a classic database, or you can use embedded mode where your application controls the lifecycle of the graph db. When embedded mode is used, there is often demand for having a maintenance channel to the database. Here's how to set one up.

Alec Noller02/03/14
5525 views
0 replies

How to Avoid MongoDB Hash-Injection Attacks

We've heard some tips on keeping MongoDB secure recently, but here's a look at how to deal with one specific vulnerability: hash-injection attacks. This recent article covers MongoDB's vulnerability to such attacks, especially when working with a framework like Rails, or potentially PHP, or Node.js' Express.

Alec Noller02/02/14
10700 views
0 replies

The Best of the Week (Jan. 24): Big Data Zone

Make sure you didn't miss anything with this list of the Best of the Week in the Big Data Zone. This week's best include parts 4 and 5 of Ayende Rahien's Big Data search exercise, a look at Julia, the high-performance programming language, a how-to for using database views in Grails, and more.

Mark Needham01/31/14
9192 views
0 replies

How to Handle Neo4j Exceptions: org.eclipse.jetty.io.EofException

From scouring the Neo4j Google group and Stack Overflow, the author has noticed that a few people have been hitting the org.eclipse.jetty.io.EofException exception when executing queries against Neo4j server. In this article, you'll learn how to handle it.

Cloudify Community01/31/14
6001 views
0 replies

Intro to Puppet, Installing your First MySQL Service in 5 Minutes

Puppet, a popular configuration management tool, is used by many IT companies to help facilitate and automate the setup of environments. This is a hands on guide for how to quickly install Puppet a MySQL instance in just a couple of minutes.

Chris Chang01/30/14
4843 views
0 replies

How Big is Your MongoDB?

As your MongoDB grows, information from db.stats() becomes helpful for evaluating hardware requirements. We frequently get questions about the dataSize, storageSize and fileSize metrics, so we want to help developers better understand how MongoDB storage works and what these metrics mean.

Rafał Kuć01/30/14
7895 views
0 replies

Apache Solr and Lucene 4.6.1

Today Apache Lucene and Solr PMC announced another version of Apache Lucene library and Apache Solr search server numbred 4.6.1. This is a minor bugfix release. However, it is a recommended update for those using SolrCloud.

Zac Gery01/30/14
7293 views
0 replies

Why Am I Developing This?!?

Let's set the scene: The project has been humming along, and a new request comes in for a minor change. It's completed in quick order, QA signs off, but the customers are frustrated and confused. To find clarity, stop focusing on what did happen and dig a little deeper into what didn't happen.

Alec Noller01/29/14
8994 views
0 replies

Dev of the Week: Alex Curylo

Every week here and in our newsletter, we feature a new developer/blogger from the DZone community to catch up and find out what he or she is working on now and what's coming next. This week we're talking to Alex Curylo, long-time Mac expert and contract iPhone programmer in Vancouver, BC, Canada.

Wojciech Kudla01/29/14
5742 views
0 replies

How to Serialize an Array of Doubles to a Byte

Low latency systems require high performance message processing and passing. The technique presented in this article is a good example of how leveraging some aspects of the data benefits encoding in both latency and space complexity.

Tim Eisenhauer01/29/14
3835 views
0 replies

Problems with Free and Open Source Collaboration Platforms

Recently, one of my government clients decided to switch their public facing ASP.NET to Drupal (an open source solution), and they had an embarrassing hacking scenario. There are a number of disadvantages to open source systems that you should be aware of before making the switch.