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In one of my previous blog posts, I debated the superficial idea that you should own billions of data records before you are eligible to use NoSQL/Big Data technologies. In this article, I try t...

This week Amazon has released HBase on Amazon Elastic Map Reduce (EMR). As Jeff Barr explains:AWS has already given you a lot of storage and processing options to choose from, and today we are a...

Here’s a followup to last month’s post about Penrose Tiling in Obfuscated Python.The Mandelbrot set is a traditional favorite among authors of obfuscated code. You can find obfuscated code in ...

PHP可以开发桌面程序，不要怀疑这一点，请听我一一道来。Most of us are familiar with PHP Web Applications. But PHP standalone application is something new. Now we can make standalone applications w...

Open ... and Shut Increasingly the third standard within enterprises for databases, MongoDB, has been claiming a lot of victories lately. In relative terms, it has become the second-hottest skill ...

PouchDB is a tiny JavaScript. library that lets you to store and query data for web applications that need to work offline, and synchronize with an online database when your app goes online. Pouch...

Python code analysis can be a heavy subject, but it can be very helpful in making your programs better. There are several Python code analyzers that you can use to check your code and see if they ...

Given I think there is a shift afoot towards client-side MVC dealing in whole JSON documents up and down the wire, I’m wondering if there is also need for a technology to transparently create/mai...

Wow! This week should be called Gr8 Week, because we have seen two very important 1.0 releases of two projects. First was Griffon during Gr8Conf. And now Gradle is also released. Very important st...

One of the key things to learn if you are just starting to learn PHP is how to handle forms. This process seems to stump new developers to PHP but this shouldn’t be a big obstacle. PHP has many...

Lately I started looking into Django code and wish to write about internals of Django. I started with Django models and will be writing about it soon. For understanding how Django models work, I...

And now that you're all caught up, let's jump right in with Ming....Why Ming?If you've come to MongoDB from the world of relational databases, you have probably been struck by just how easy ev...

I’ve blogged some days ago on the possibility to save log4net logs inside a Mongo database, but you should be aware that this technique can be dangerous if your objects have circular references. ...

We're pleased to announce the 1.9 release of PyPy. This release brings mostly bugfixes, performance improvements, other small improvements and overall progress on the numpypy effort.It also brin...

Downloading files from the internet is something that almost every programmer will have to do at some point. Python provides several ways to do just that in its standard library. Probably the mo...

Griffon开发团队近日发布了Griffon 1.0正式版。 Griffon是一个用于开发基于JVM的桌面应用程序的框架，使用Groovy作为主要语言。受Grails的启发，Griffon遵循“约定优于配置（Convention over Configuration）...

A couple years ago I started a series of articles on XML parsing. I covered lxml’s etree and Python builtin minidom XML parsing library. For whatever reason I didn’t notice lxml’s objectify sub...

The Big Data/BI Zone is brought to you in partnership with Jaspersoft and GridGain. Here you'll learn to work with large data sets, gain Business Intelligence, and even brush up on your statistics...

I’ve blogged some days ago on the possibility to save log4net logs inside a Mongo database, but you should be aware that this technique can be dangerous if your objects have circular references....

Why a new framework?If you've been following along with this article series, you've been introduced to MongoDB's mapreducecommand, which up until MongoDB 2.1 has been the go-to aggregation tool ...