Why MongoDB is worth $1.2 billion – JavaWorld – While you were sleeping, 10Gen — the company behind the MongoDB document database — changed its name to MongoDB, Inc., raised $231 million, and became the first billion-dollar open source startup. That's right, an open source NoSQL database startup has a $1.2 billion valuation.
Android for the Busy Developer: Free 12-Lesson Course – Do you want get started with Android development but can’t seem to find the time or you are unsure where to begin? Problem solved! Dino Esposito, in cooperation with Tuts+ Premium, welcomes you to the dazzling world of Android development with this free 12
SDN For Engineers – Brandon Heller is one of the authors of The Controller Placement Problem. In this video, he's going to give an introduction to OpenFlow and what the network engineer needs to know right off the bat about SDN.
A Hacker’s Guide to the Bay Area – This guide is targeted to “hackers” who wish to move to the San Francisco Bay Area, specifically San Francisco or Silicon Valley. This guide reflects my lifestyle – male, single, focused on work (in tech) and saving money, but keeping an eye on my health. I will only focus on things deemed important to “Hackers”.
Why Microsoft .Net failed – Microsoft tried, but it couldn't win the hearts and minds of developers who weren't already indoctrinated — and it alienated others along the way
CSS Sprites vs. Data URIs: Which is Faster on Mobile? | Mobify – Based on this research, I recommend limiting the use of data URIs to very small resources and to not use too many of them in your CSS or inline HTML. 15-20kB for max data URI size, and no more than 3 – 5 instances seems like a good rule of thumb for mobile!
Celluloid: Actor-based Concurrent Objects for Ruby – Celluloid is a concurrent object oriented programming framework for Ruby which lets you build multithreaded programs out of concurrent objects just as easily as you build sequential programs out of regular objects
Java 7 Sockets Direct Protocol – Write Once, Run Everywhere …. and Run (Some Places) Blazingly – This article will survey the new Java Sockets Direct Protocol (SDP) technology, a very exciting breakthrough that was recently introduced in the Java 7 SDK. SDP empowers the Ultra High Performance Computing (UHPC) community to use Java’s ubiquitously common features and merits for a very uncommon use case: native access to the InfiniBand Remote Direct Memory Access (RDMA) capability
The Mobile Web Developer’s Tool Belt – Pete LePage lists a number of mobile development tools, frameworks and libraries, and introduces a testing and iteration process meant to ensure an application works on as many devices as possible.
RubyFlux: a Ruby to Java compiler – RubyFlux is a compiler that turns a Ruby codebase into a closed set of .java source files suitable for running on any JVM with no additional runtime requirement.
NoSQL LinkedIn Skills Index shows MongoDB growth – MongoDB’s growth means that it has cemented its place as the most popular NoSQL database, according to LinkedIn profile mentions. As the chart below illustrates, it now accounts for 45% of all mentions of NoSQL technologies in LinkedIn profiles
Developing Backbone.js Applications eBook – Developers commonly use libraries like Backbone.js to create single-page applications or SPAs. To put it simply, these apps enable the browser to react to changes in data on the client-side without the need to completely load up all your markup from the server, meaning no complete page-refreshes are necessary.
How to take advantage of Redis just adding it to your stack – You can use Redis right now to do things that will make your users happier, your systems less complex, your site more responsive. You don't need to replace your current setup in order to use it, just start using Redis to do new things that were otherwise not possible, or hard, or too costly.
InfoQ: Olap4j 1.0: a Java API for OLAP Servers – After nearly five years of work, Business Intelligence vendor Pentaho has announced the release of olap4j 1.0, a new, common Java API for any online analytical processing (OLAP) server.
PyCon 2011: How Dropbox Did It and How Python Helped – PyCon US Videos – 2009, 2010, 2011 – blip.tv – This talk will give an overview of the first two years of Dropbox, the team formation, our early guiding principles and philosophies, what worked for us and what we learned while building the company and engineering infrastructure. It will also cover why Python was essential to the success of the project and the rough edges we had to overcome to make it our long term programming environment and runtime
Microsoft SQL Azure vs. Amazon RDS – DevelopMentor – There are two major differences between the Microsoft SQL Azure and Amazon RDS platforms: pricing and capabilities. If price is no object and the user wants full features and high performance, then RDS is the obvious choice
InfoQ: Adopting Apache Cassandra – Eben Hewitt introduces the Apache Cassandra project to those interested in getting a quick clear picture of what Cassandra is, what are its main features, what is the the data model used and the API.
codeartisan: RSA Public Key Cryptography in Java – Public key cryptography is a well-known concept, but for some reason the JCE (Java Cryptography Extensions) documentation doesn't at all make it clear how to interoperate with common public key formats such as those produced by openssl
Shearing FireSheep with the Cloud | Stratum Security Blog – Quite simply, the solution I came up with was to create an EC2 instance with Ubuntu 10.04 LTS server and setup OpenVPN and SideStep. This allows me to route all of my traffic over an SSL or SSH VPN to my EC2 instance and then out to the Internet.
Learn Scala the Fun Way: With Processing – Processing is a simple programming language for creating visualizations. It's meant to be easy for non-programmers to learn. Artists can use Processing to create generative at programs known as sketches
iPhone notes app comparison – All this – I have four note taking apps for the iPhone: Simplenote, Elements, PlainText, and Nebulous Notes. I’ve written about each of them before,1 but I thought it might be useful to compare them all in a single post.
What if this is as good as it gets? – What if, after years of increasing evangelism and fever-pitch hype and demos and speeches and books and talks and blogs and tweets and logos, Microsoft shifts direction once again, destaffs the IE team, and “deprioritizes” any notion of an IE 10?
Generate a self-signed SSL Certificate with OpenSSL | *.hosting – Occasionally it may be necessary to generate a self-signed SSL certificate. This could be for internal websites, or for other internal uses that may require secure encrypted network transmissions. We decided to post this guide for everyone to use, since using the guide as a reference may hopefully be useful to those of you out there
InfoQ: Re-thinking Lean Service – Taiichi Ohno discovered some counter-intuitive truths as he developed the Toyota System. Similar counter-intuitive truths wait to be discovered by leaders of service organisations. When they are understood and applied, service organisations' performance is transformed to levels that, to the current mind-set, would be considered unachievable.
sesawe.net – English – Sesawe is a global alliance dedicated to bringing the benefits of uncensored access to information to Internet users around the world
iPhone App Developers | PointAbout – PointAbout allows you to quickly mobilize the content you’re already publishing, like RSS & XML feeds, APIs and HTML content. Our AppMakr.com service builds native mobile applications in minutes instead of months, across multiple phone platforms without any ramp-up time and no need for proprietary programming expertise.
JD | Java Decompiler – The “Java Decompiler project” aims to develop tools in order to decompile and analyze Java 5 “byte code” and the later versions.
As the Nation’s Pulse Races, Obama Can’t Seem to Find His – If we can’t catch a Nigerian with a powerful explosive powder in his oddly feminine-looking underpants and a syringe full of acid, a man whose own father had alerted the U.S. Embassy in Nigeria, a traveler whose ticket was paid for in cash and who didn’t check bags, whose visa renewal had been denied by the British, who had studied Arabic in Al Qaeda sanctuary Yemen, whose name was on a counterterrorism watch list, who can we catch?
Grails – 1.2 Release Notes – SpringSource are pleased to announce the 1.2 release of the Grails web application development framework. Grails is a dynamic web application framework built on Java and Groovy, leveraging best of breed APIs from the Java EE sphere including Spring, Hibernate and SiteMesh
InfoQ: Whats New in Spring 3.0 – Arjen Poutsma reviews Spring Framework 2.5 and takes a look at Spring 3.0 – Java 5+, Spring Expression Language, REST support, Portlet 2.0, declarative model validation, early support for Java EE 6 – and the roadmap ahead.
Using Linux – Linux Administration Basics – Linode Library – This document presents a collection of common issues and useful tips for Linux system administration. Whether you're new to system administration or have been maintaining systems for some time, we hope these tips are helpful regardless of your background or choice in Linux distributions
JAX-WS 2.2/Metro 2.0/Java EE6/GlassFish V3 Released | Java.net – We are pleased to announce the release of JAX-WS 2.2 and JAX-WS 2.2 RI. RI is also included in Metro 2.0. As Metro 2.0 is bundled in GlassFish v3, you don't require any separate installation step. On the servlet containers like Tomcat, you follow the installation instructions in the bundle.