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Anders Karlsson10/10/14
1093 views
0 replies

Replication from Oracle to MariaDB the Simple Way - Part 4

Now it's time to get serious about replicating to MariaDB from Oracle, and we are real close now, right?

Dave Fecak10/09/14
3335 views
0 replies

How To Get a Job in a Different City

Unless a candidate is considered superlative, non-local applicants are not always given the same level of attention as locals. Why might remoteness impact interview decisions (even in a tight market), and how can the potential for negative bias be minimized?

Mark Needham10/09/14
5598 views
0 replies

R: Deriving a new data frame column based on containing string

I’ve been playing around with R data frames a bit more and one thing I wanted to do was derive a new column based on the text contained in the existing column.

Anders Karlsson10/09/14
396 views
0 replies

Replication from Oracle to MariaDB the Simple Way - Part 3

In this third installment in this series, I'll explain why the smart solution I described in the previous post actually wasn't that good, and then I go on to explain how to fix it, and why that fix wasn't such a smart thing after all.

Victor Savkin10/08/14
1960 views
0 replies

Add CSS Encapsulation to Your Favorite MV* Framework

CSS encapsulation is one of my favorite features coming to the Web platform. And though it is not supported by the majority of the browsers today, it is pretty easy to polyfil.

Erich Styger10/08/14
2951 views
0 replies

RingBuffer Component with Put/Get/Clear Events

Sometimes I have a good idea how to extend one of my Processor Expert components with an extra feature, but then I step back because why implementing more than I need at the moment? Using the CDE (Component Development Environment) of Processor Expert makes it very easy to such additional events:

Alec Noller10/08/14
11436 views
0 replies

Dev of the Week: Vladimir Šor

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 Vladimir Šor, co-founder and CTO of Plumbr.

Alec Noller10/08/14
11062 views
0 replies

The Best of DZone: Sep. 30 - Oct. 7

If you missed anything on DZone this week, now's your chance to catch up! This week's best include a tutorial for getting started with Play Framework 2.3.4, a look at ARM mbed, a developer's guide to data science, the rise and fall of NoSQL, and more.

Anders Karlsson10/08/14
1426 views
1 replies

Replication from Oracle to MariaDB the Simple Way - Part 2

The theme for this series of posts is, and indicated in the previous post, "Try and try, again", and there will be more of this now when I start to make this work by playing with Oracle, with PL/SQL and with the restrictions of Oracle Express.

Mark Needham10/08/14
5815 views
0 replies

R: Filtering data frames by column type ('x' must be numeric)

I’ve been working through the exercises from An Introduction to Statistical Learning and one of them required you to create a pair wise correlation matrix of variables in a data frame.

Allan Kelly10/08/14
3260 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
2426 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
1768 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
4149 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
4586 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?