My Favourite Blogpost collection of January 2012 - Have you seen them?

Testing

Mobile software testing: Similar tests, different environments – Pete Walen

How Google Tests Software – James Whittaker

Seven Ways to Make Testing Irrelevant on Your Team – Marlene Compton

Speed date your way to better quality – Brent M Jensen

Testing with variables  – Elisabeth Hendrickson and D H Emery

Some Initial Thoughts on Checks – Martin Janssen

Pair Testing with a flare of Checking– Martin Jansson

31 Days of Testing—Day 25: Performance Testing, Part 2 – Jim Holmes

Unit Testing: Worth the extra effort – Michael Dorf

Survival of the Fit-Tester (1) - Get Engaged – Adam Knight

Survival of the Fit-Tester (2) – Symbolic Relationships– Adam Knight

Your uTest Experience: Past, Present and Future –uTest

Design for Testability-The True Story - Gil Zilberfeld
Call me...Software Tester! – Christin Wiedemann
Testing and Bad Smells: when to investigate potential bugs – Penny Wyatt
TESTING IS DEAD, THAT'S WHAT THEY SAID IN THE NEWS – Robert Lambert
The Purpose of Testing – John Stevenson
Any value in Test Case Management – Stuart Taylor
Three Tips For Increasing Your Added Value As A Tester - Derk-Jan de Grood 
Innovate & Renovate: Evolving Testing – Zeger Van Hese
Testing In An Agile World: The Heart Of A Developer – Malcolm Anderson
Testing is blocked? – Martin Jansson
Software development bugs: How to identify and prevent them – Dror Helper
Test Links – Chris M Chartier
Expertsourcing (Or, How to Test a Product Without Losing It in a Bar) - Tim Carmody
Testing the Limits With Anne-Marie Charrett – Part I&II – uTest
Freedom, Responsibility and the Tester's Choice – Paul Gerrard
The Skeptics Dilemma –Alan Page
Regression Checks + Regression testing = Regression testing?! - Sharath Byregowda
Good Practices For Automating Functional Tests - Dave McNulla
Eight Things you may not need to test – Eric Jacobson
Effective Unit Testing - Not All Code is Created Equal - Nadav Azaria & Roi Gamliel
What’s the Best Way to Learn Software Testing? – uTest
How to Create Maintainable Acceptance Tests - Jakub Holý 
Part 1: Who Cares about Accessibility Testing- Introduction? – Mohinder Khosla

Agile

How to use the cloud for improved Agile testing? - Francis Miers

Cynefin Lego Game – Andrea Tomasini

The end of an iteration: When is testing in Agile complete? – Lisa Crispin

Agile testing quadrants: Guiding managers and teams in test strategies – Lisa Crispin

Splitting user stories: the hamburger method – Adzic Gojko

Agile vs. Waterfall: A Tale of Two Teams  -  Liz.Weatherhead

Agile Planning Tools – George Dinwiddie

Agilistry Meetup - Lanette Creamer

Exploratory

There are Plenty of Ways to Manage Exploratory Testing – James Lindsay

The scripted and Exploratory Testing Continuum – Henrik Emilsson

Known ways of managing ET #04 - Set Aside Time– James Lindsay

Uncommon Ways of Managing Exploratory Testing no 4 - Post-partum labelling – James Lindsay

Known ways of managing ET #05 - Off-Piste Testing– James Lindsay

The Seven Basic Principles of the Context-Driven School – part one -  Joep Schuurkes

On being context-driven – Zeger Van Hese

Managing Heuristic Exploratory Testing Based on MindMap - Pekka Marjamäki

Rapid Software Testing – a context-driven test approach - Kristoffer Nordström 

Selenium

TESTING ACROSS BROWSERS WITH JAVASCRIPT AND WEBDRIVER – Peter Braden

WEBDRIVER AND COOKIES – Adam Goucher

Learn how to use Selenium with Maven/Ant to automate testing of web apps – Chris Bedford

Selenium Meetup West Coast Style- Lanette Creamer

Security

Owasp Newsletter – December Issue

A Joel Test for Software Security – Jim Bird

Automation and Tools

Test automation tools for mobile devices – Nari Kannan

Automation testing: Seven tips for functional test design – Chris McMohan

Automated Software Testing – December Issue

Firebug Tutorial – Getting Started – Ulancer

Load testing and performance testing with JMeter: Tutorial – Mike Kelly

Why to choose JMeter for performance testing? – Priyanka

Top 10 Premium CSS3 and HTML5 Mega Menus  - Valeriu Timbuc

“Where Should I Start Looking….” – Lisa Crispin

Books, Magazines and Videos

Testing Circus – January Issue

Test Talk with James Whittaker – Test New Online

15 Free ebooks about User Experience and Interface Design – Paul Olyslager

Test Magazine – December and January Issues

Tea Time with testers – January Issue

Professional Tester – February Issue

Agile Records -February Issue

Others

Teach Yourself Programming in Ten Years –Norvig.com

The Age of the essays – Paul Graham

20 Free Wireframe and Mockup Applications - Adrian

My Interview with Lisa Crispin – Gil Ziberfeld

Remove Leading and Trailing spaces in Java – Java Tutorials

How software testers can learn together through social media – Pete Walen

How to Create Video Ads & Mobile Ads in Google AdWords  -Tom Demers

10 Professional Free CSS Editors – Adrian

8 things you ought to know if you do not know anything about hiring a software tester – Markus Gärtner