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Allan Kelly10/08/14
3175 views
0 replies

Estimates or #NoEstimates? That is the question

Maybe it is a navel gazing exercise for agile-folk but it does seem to be the reoccurring theme. And I can’t get over this feeling that some of my peers think I’m a bit stupid for continuing to support estimates.

Peter Zaitsev10/08/14
2378 views
0 replies

MySQL & OpenStack: How to Overcome Issues as Your Dataset Grows

MySQL is the database of choice for most OpenStack components (Ceilometer is a notable exception). If you start with a small deployment, it will probably run like a charm. But as soon as the dataset grows, you will suddenly face several challenges.

John Cook10/08/14
1688 views
0 replies

The great reformulation of algebraic geometry

At the Heidelberg Laureate Forum I had a chance to interview John Tate. In his remarks below, Tate briefly comments on his early work on number theory and cohomology. Most of the post consists of his comments on the work of Alexander Grothendieck.

Michael Mainguy10/08/14
4054 views
8 replies

Why OSX sucks and you should use Ubuntu instead

OK, I confess, I use OSX almost exclusively and have for a number of years now. I love the hardware, but the OS and specifically it's lack of a software package management tool has just a level of suckyness that irritates me.

Tom Howlett10/07/14
4512 views
0 replies

Could we really be so wrong?

I hear developers talking of Right and Wrong. What would happen if we got better at describing Cost and Value?

Nati Shalom10/07/14
3476 views
0 replies

The Seven Most Popular APIs in Big Data – Part 1

Only a few years everyone relied on SQL exclusively to tackle Big Data needs, but as the demand for speed and space increases, so have our options. Now there are a number of data systems that are mostly based around NoSQL, with each of them having been developed to best serve specific areas.

Ayende Rahien10/07/14
1846 views
0 replies

Optimizing event processing

There is a migration process that deals with event sourcing system. So we have 10,000,000 commits with 5 – 50 events per commit. Each event result in a property update to an entity.

Anders Karlsson10/07/14
779 views
0 replies

Replication from Oracle to MariaDB the Simple Way - Part 1

Yes, there is a simple way to do this. Although it might not be so simple unless you know how to do it, so let me show you how this can be done. It's actually pretty cool.

Peter Zaitsev10/07/14
914 views
0 replies

Percona Server, OpenStack and the Tesora DBaaS Platform

The Tesora platform is an enterprise-ready database as a service (DBaaS) platform based on the OpenStack Trove project. Percona Server was certified by Tesora in August as part of their Tesora DBaaS Platform certification program.

Mark Needham10/07/14
1208 views
0 replies

PostgreSQL: ERROR: Column Does Not Exist

A short article about the troubles that letter case can cause in PostgreSQL queries.

John De Goes10/06/14
7603 views
3 replies

The Rise (and Fall?) of NoSQL

If you haven’t heard of the meteoric rise of NoSQL, you’ve been living in a hole. Likely at the bottom of the ocean. In the Mariana trench. What you probably haven’t heard, what’s been lost in all the hype, is that NoSQL’s unprecedented growth has very little to do with “big data” or “SQL”!

Andrew Gilmartin10/06/14
2227 views
0 replies

Streaming content for non-media applications

You can improve your application's user-interface responsiveness by designing a better on-the-wire data format.

Lukas Eder10/06/14
1951 views
1 replies

Using Your RDBMS for Messaging is Totally OK

Controversial database topics are a guaranteed success on reddit, because everyone has an opinion on those topics. More importantly, many people have a dogmatic opinion, which always triggers more debate than pragmatism.

John Georgiadis10/05/14
2392 views
0 replies

A MongoDB-based JAAS plugin for Karaf and ActiveMQ

ActiveMQ supports pluggable JAAS modules that handle the authentication of incoming requests. ActiveMQ comes preloaded with a few JAAS modules, none of which supports MongoDB as the backend repository of the authentication data.

Franck Wolff10/05/14
22753 views
17 replies

Beyond JSON: Introducing the Spearal Serialization Protocol

Spearal is a new, open-source, serialization protocol that aims to overcome the limitations of JSON. It targets - as a first step - HTML and native mobile applications connected to a Java backend.