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Sasha Goldshtein05/21/13
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Traversing the GC Heap with ClrMd

ClrMd is a newly released diagnostic library that wraps the CLR’s undocumented data access interfaces (a.k.a. “DAC”) in a friendly managed API.

Peter Zaitsev05/21/13
310 views
0 replies

Webinar: SQL Query Patterns, Optimized

Using MySQL 5.6 Performance Schema to Troubleshoot Typical Workload BottlenecksNext Friday, May 31 at 10 a.m. Pacific, I’ll present Percona’s next webinar, “SQL Query Patterns, Optimized.”

Roger Hughes05/21/13
1780 views
0 replies

Spring and the java.lang.NoSuchFieldError: NULL Exception

A few days ago I was going through a project's Maven dependencies. After recompiling and running the unit tests I ran some end to end tests only to find that the whole thing fell apart... Big time.

Eric D. Schabell05/21/13
66 views
0 replies

Red Hat JBoss Middleware is faster than an 855 foot Sky Jump

I would like to introduce you to our new Red Hat JBoss Rock Star. His name is Radical Rich and he will stop short of nothing to bring the message home to you how awesome and fast the Red Hat JBoss Enterprise Application Platform (EAP) is.

Sasha Goldshtein05/20/13
226 views
0 replies

Obtaining Reliable Thread Call Stacks of 64-bit Processes

Let's take a look at an example where we're interested in obtaining parameter values from the stack. In this case, we have a UI thread that called the WaitForMultipleObjects API, and we're interested in the first two parameters passed to WaitForMultipleObjects: the number of synchronization objects for which the thread is waiting, and the array of handles to these objects.

Allen Coin05/20/13
174 views
0 replies

Video: The Road to Node.js v1.0

This is from the "Road to Node.js v1.0" event where Isaac Schlueter and Bert Belder talked about what's coming in Node.js v1.0. Here Isaac dives into the state of Node, what will be improved in v1.0 and some of the philosophy guiding Node.js development.

Rob Williams05/20/13
1242 views
2 replies

Later Safari, for Now

My uses for Google are few to none these days, but sadly, I just can‘t put up with Safari‘s horribly rapacious misuse of resources any longer, so I‘ve started using Chrome.

Allen Coin05/20/13
607 views
0 replies

Theseus: A new type of JavaScript debugger for Node.js and Chrome

Theseus , an extension of the Brackets code editor, is a debugger for JavaScript, Chrome, and both simultaneously.

Leigh Shevchik05/19/13
295 views
0 replies

Getting Ready for DjangoCon Europe!

Believe it or not, PyCon 2013 was two (short) months ago. And those of us on the New Relic Python agent team have been very busy creating new coolness to share with the Python and Django communities at the upcoming DjangoCon Europe!

Andrey Prikaznov05/18/13
362 views
0 replies

Pane for drawing in pseudo 3D

In this tutorial I will show you how to create a pane for drawing that is spinning on its axis (on an html5 canvas object).

Leigh Shevchik05/18/13
2672 views
0 replies

Why I Became a Mentor

Last October, I signed up to mentor high school girls in how to develop, pitch and market a mobile application. Technovation Challenge is an awesome program designed to encourage girls to consider careers in technology by developing confidence and teamwork in a supportive environment.

Trevor Parsons05/18/13
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April NodeJs MeetUp in Dublin – from a newbie’s perspective.

As usual there was a good turn out at the monthly Node.js Dublin event in Engine Yard recently. Although some of the Logentries team have been working with Node.js for some time I have to admit I am a bit of a newbie…

Peter Zaitsev05/17/13
269 views
0 replies

Virident vCache vs. FlashCache: Part 1

Over the past few weeks I have been looking at a preview release of Virident’s vCache software, which is a kernel module and set of utilities designed to provide functionality similar to that of FlashCache.

Mikko Ohtamaa05/17/13
619 views
0 replies

Putting breakpoints to HTML templates in Python

Python offers many different template engines for web application development to turn your view logic to HTML code on the server and then send the resulting HTML code to a web browser.

Leigh Shevchik05/17/13
797 views
0 replies

Simple JavaScript Testing with QUnit

I haven’t done a lot of JavaScript testing. Like a number of developers, I’m guilty of leaving JavaScript as an afterthought, whereas my PHP, Bash and Python code are first-class citizens.

Peter Zaitsev05/17/13
302 views
0 replies

Virident vCache vs. FlashCache: Part 2

This is the second part in a two-part series comparing Virident’s vCache to FlashCache. The first part was focused on usability and feature comparison; in this post, we’ll look at some sysbench test results.

Peter Lawrey05/16/13
3372 views
0 replies

Exercise to understand double.

Many developers fell like double' rounding and representation errors and random errors which are wild and uncontrollable. This exercise is intended to help understand what double is really doing.

Allen Coin05/16/13
4735 views
1 replies

Links You Don't Want to Miss (May 16)

Today: A full-text client-side search in CSS3, Georgia Tech's online MS in Computer Science for $7,000, 3 new APIs for Android announced at Google I/O, and a Klingon translator!

Patrick Debois05/16/13
1210 views
0 replies

Compiling a nodejs projects as a single binary

Let's face it, if you write software it's often hard to distribute it: you have the runtime , the modules you depend on and your software itself. Sure you can package that all but packages ofter require you to have root-privileges to install.

Greg Duncan05/16/13
1212 views
0 replies

"The database is slow!" Here's a SQL Server Performance Crib Sheet [well almost book] that might help you...

Should be enough to get you stared at least in looking into your DB performance "issues".

Yusuf Aytaş05/16/13
1659 views
0 replies

Caudit : Audit your performance

Performance auditing is an important issue when you deal with an application which requires high performance. As I searched on the web, I could not find a way of doing that, so I have written a performance auditing library called Caudit.

Peter Zaitsev05/15/13
1091 views
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Is Synchronous Replication right for your app?

There’s a lot of different facts about Galera that come into play here, and it isn’t always obvious how they will affect your database workload.

Maarten Ectors05/15/13
1625 views
0 replies

MapD – Massively Parallel GPU-based database

An MIT student recently created a new type of massively distributed database, one that runs on graphical processors instead of CPUs.

Tomasz Nurkiewicz05/15/13
4209 views
0 replies

Lazy sequences implementation for Java 8

I just published the LazySeq library on GitHub - the result of my Java 8 experiments recently. I hope you will enjoy it. Even if you don't find it very useful, it's still a great lesson of functional programming in Java 8 (and in general). Also it's probably the first community library targeting Java 8!

Esen Sagynov05/15/13
1810 views
1 replies

PostgreSQL at a glance

PostgreSQL shows excellent functionalities and performance. Considering its high quality, it may seem strange that PostgreSQL is not more popular. However, PostgreSQL continues to make progress. This article will discuss this database.