Links for October 8th through October 11th

Posted on October 11, 2011 by Vinny

JavaOne: Comparing Java Web Frameworks – Finally, he finished with an interesting thought – that one of the main scalability issues with any web framework is people i.e. the competencies and preferences of the developers on the team.
Comparing Mongo DB and Couch DB – MongoDB – We are getting a lot of questions "how are mongo db and couch different?" It's a good question: both are document-oriented databases with schemaless JSON-style object data storage. Both products have their place — we are big believers that databases are specializing and "one size fits all" no longer applies.
Why Dart is not the language of the future – Dart fails to provides the advantages of static languages, without compensating by the flexibility of dynamic languages. Nothing has been learned from the dynamic language renaissance of the last ten years; nothing from the functional world; nothing even from the slick concurrency model of Go and its goroutines, also from Google.
So I think it's a step backwards in language design. With Node.js and Coffeescript around, and the programming paradigms they allow, Dart looks already obsolete and inadapted.
minuteproject – WS-JEE is minuteproject track to quickly have a webservice based on JAX-WS on top of a backend with JPA2 layer – WS-JEE is minuteproject track to quickly have a webservice based on JAX-WS on top of a backend with JPA2 layer
The new iPhone portfolio and implications on ASP | asymco – The iPhone is now available as five different variants with 10 different price points. Prices and options may vary by country, but I took the US portfolio as the baseline and illustrated it:
Apple’s Next Big Thing Already Here: Siri More Than Speech Recognition, Analyst Asserts – Forbes – Siri is unique because it meshes voice recognition capabilities with both sophisticated artificial intelligence capabilities and tight integration with the phone’s other software — such as its calendar and address book — and its GPS system
Review: 4 Java clouds face off | Application Development – InfoWorld – CloudBees, Google App Engine, Red Hat OpenShift, and VMware Cloud Foundry reveal the pleasures and perils of coding on a public cloud platform
Chrome Remote Desktop BETA – Chrome Web Store – Chrome Remote Desktop BETA is the first installment on a capability allowing users to remotely access another computer through the Chrome browser or a Chromebook.

Links for August 9th through August 12th

Posted on August 13, 2011 by Vinny

YaHP Converter – Yet another Html to Pdf converter for Java – YaHP is a java library which permits to convert an html document into a pdf document.
Java JSON library tour – In this series of Java JSON tutorials, we focus on three popular third party Java libraries to process JSON data, which are Jackson, Google Gson and JSON.simple
InfoQ: Why I Chose MongoDB for guardian.co.uk – Mat Wall makes a journey through Guardian’s online history, outlining technologies used – Perl/CGI, CMS, J2EE, Oracle-, and explaining why they chose a NoSQL solution – MongoDB – and its advantages.
InfoQ: Is REST the future for SOA? – REST can be used as both system design approach leveraging ROA (true REST approach) and SOA design implementation leveraging REST technologies (REST Web Services). Although both approaches have their merits, they do not change the hardest part– defining business services/resources aligned with the enterprise business model.
disruptor – Concurrent Programming Framework – Concurrent Programming Framework that provides high performance alternative to bounded queues for exchanging data between concurrent threads
There’s no such thing as big data – O’Reilly Radar – perspective. They’re fearless, because they have less to lose. But big, entrenched incumbents should still be able to compete, because they have massive amounts of data about their customers, their products, their employees, and their competitors. They fail because often they just don’t know how to ask the right questions.
Video: Getting Started with Spring Data Redis | SpringSource.org – In this video, Redis founder, Salvatore Sanfilippo, introduces the technology, its data structures and the fundamental concepts behind it. Then SpringSource engineer, Costin Leau, discusses the Redis support in Spring Data, and will showcase how easy it is to get started and scale out into a cloud environment such as Cloud Foundry.
NoSQL – It’s Beginning to Look a Lot Like SQL – tecosystems – What is apparent is the demand for query languages within the NoSQL world. The category might self-identify with its explicit rejection of the industry’s original query language, but the next step in NoSQL’s evolution will be driven in part by furious implementations of SQL’s children.
Try the unconventional alternative – Business of Software Blog – The next time you are faced with a decision that looks like a choice between A, B, or C…. pause for a moment and let your imagination wonder. Is there an option D, E, or F?
Why GNU grep is fast – The key to making programs fast is to make them do practically nothing. 😉

Links for August 6th through August 8th

Posted on August 9, 2011 by Vinny

web development – The Definitive Guide To Forms based Website Authentication – Stack Overflow – The Definitive Guide To Forms based Website Authentication
What’s the Fastest Web Browser in the “Real World?” Chrome. | TechCrunch – Compuware’s benchmarks division, Gomez, has just released new data from a website measurement project whose goal was to determine what the fastest web browser is in the “real world” of desktop users.
Moving an Elephant: Large Scale Hadoop Data Migration at Facebook (2) – In 2010, Facebook had the largest Hadoop cluster in the world, with over 20 PB of storage. By March 2011, the cluster had grown to 30 PB — that’s 3,000 times the size of the Library of Congress!
Web Architecture versus Enterprise IT – This video show how the typical enterprise IT landscape can benefit from the Web’s architecture, what Java developers need to learn to be part of this, and why the whole idea of “applications” is going to disappear.
Calculated Risk: Dow Down 600+, S&P 500 down 6.66% – Here is a table of the largest one day declines (in percentage terms) for the S&P 500 since January 1950. There were quite a few large down days in 2008 and early 2009 … and now two in the last week (both in red).
The joy of algorithms and NoSQL: a MongoDB example – Datablend – In this article, I try to illustrate my point, by employing NoSQL, and more specifically MongoDB, to solve a specific Chemoinformatics problem in a truly elegant and efficient way. The complete source code can be found on the Datablend public GitHub repository.
Sencha Touch Quick Start | Learn | Sencha – Want to build something amazing with Sencha Touch? Use these simple recipes for Mac OSX, and Microsoft Windows to ensure you can get started with the framework's SDK as quickly as possible. Ideal for a rolling start at hackathons!
An interview with Lenovo’s CIO: The IT factor – McKinsey Quarterly – Business Technology – Strategy – In a global operating model, IT must deliver the efficiencies of standardization but respect local business needs. Xiaoyan Wang describes her strategy.
DryDrop updates App Engine site after pushing to GitHub – DryDrop is a tool that lets you host your static site on Google App Engine and update it by pushing to GitHub. Thanks to GitHub post-receive hooks your App Engine site can be updated automatically when you push new content
Scott Adams on the Benefits of Boredom – WSJ.com – Still, it's worth keeping an eye on the link between our vanishing boredom and our lack of innovation. It's the sort of trend that could literally destroy the world without anyone realizing what the root problem is.
Ehcache 2.5 goes beta – cool new features explained – The new release of Ehcache has gone beta less than 2 weeks ago, and there are many cool things packed in there, I wanted to talk a bit about it. If you’re using Ehcache as a memory cache or as a cache for Hibernate, you’ll find some useful information here.

Links for June 17th through June 20th

Posted on June 20, 2011 by Vinny

Java Native Access – JNA provides Java programs easy access to native shared libraries without JNI – JNA provides Java programs easy access to native shared libraries (DLLs on Windows) without writing anything but Java code—no JNI or native code is required. JNA allows you to call directly into native functions using natural Java method invocation. The Java call looks just like it does in native code.
The Little Book on CoffeeScript – This book is designed to help you learn CoffeeScript, understand best practices and start building awesome client side applications. The book is little, only five chapters, but that's rather apt as CoffeeScript is a little language too.
Writing a Sencha Touch Application, Part 2 – In the first part of this Sencha Touch tutorial we started building an app that allows its user to take notes and store them on the device. Having created the foundation of the application we are in the process of building the Notes List view, which at this point looks like this:
The 3 most undervalued tech stocks: Google, Apple, IBM – Apple 2.0 – Fortune Tech – The 3 most undervalued tech stocks: Google, Apple, IBM. By the same "PEG" measure, the 3 most overvalued are Amazon, Cisco and Netflix
Hibernate OGM: birth announcement – Hibernate OGM stands for Object Grid Mapping and its goal is to offer a full-fledged JPA engine storing data into NoSQL stores
Why the future of IT rests on one person – A lot of those practices will be single-actor practices — practices organized so that one employee, supported by technology, can do whatever needs to get done
A Django setup using Nginx and Gunicorn « Senko’s Blog – This is a howto on setting up Django on a Linux (Ubuntu) system using Nginx as a reverse proxy and Gunicorn as a Django service.
Chart.io – Google Analytics for Your Database – Chart.io is Google Analytics for your database. We help you make sense of all the data you collect everyday. Chart.io quickly hooks up to your database and lets you create real time charts of the metrics you care about
AppleInsider | iOS 5 supports speedy Nitro JavaScript for full-screen Web apps – With the release of iOS 5 for the iPhone and iPad this fall, Apple will bring the Nitro JavaScript engine to full-screen Web applications saved to a user's home screen.
Git and Subversion – Living together – There are many people who want to use Git, but are forced to stick with Subversion for various reasons. Git-svn gives us the opportunity to migrate away from Subversion, but setting up a two-way sync is less than trivial.
Sencha Touch enabled us to maximize our development efforts and deliver a superior mobile experience – Sencha Touch has been a joy to work with. It’s enabled us to maximize our development efforts and deliver a superior mobile experience. It’s a complete framework and a massive head start for anyone wanting to build a rich mobile web application. We believe Sencha Touch is the first mobile web framework that is a serious alternative to native apps. We highly recommend it.

Links for June 10th through June 11th

Posted on June 11, 2011 by Vinny

Writing a Sencha Touch Application, Part 1 – In this series we will create a Sencha Touch application that allows its users to take notes and store them on the device running the app
The Good, the Bad, and the Ugly of REST APIs – O’Reilly Broadcast – We've seen a lot of the good, the bad, and the ugly in API design. This article sums up my thinking on the subject.
Zero-downtime Deployment (and Rollback) in Tomcat; a walkthrough and a checklist – Java Code Geeks – If you thought Tomcat could not get any better, you thought wrong. Tomcat 7 introduces what is called Parallel Deployment. This was contributed by SpringSource/VMWare. Simply put, parallel deployment is the ability to deploy more than one version of your web application in parallel, making all versions available under the exact same URL.
mokk.me – Mobile web app mocks – mokk.me is a web app with no back-end, using HTML, CSS, JavaScript, and CouchDB only
Using CouchDB in an iOS Application :: myNoSQL – A guide of using mobile Couchbase Xcode project templates by Marty Schoch. It takes only 5 minutes to get started.
Why won’t Microsoft say anything about Silverlight? | Mobile development – InfoWorld – Once touted as the ultimate replacement for Adobe Flash, Microsoft Silverlight's future seems cloudier than ever
YUI Theater — Jenny Donnelly: “Introduction to Git” (53 min.) » Yahoo! User Interface Blog (YUIBlog) – YUI engineering manager Jenny Donnelly (@jennyd) gives an introduction to Git and how to use it in the real world, including branching and committing, a typical git workflow, merge vs rebase, and tips and tricks that will make your life easier.
Safer Software through Secure Frameworks – What we need is implementation-level security issues taken care of at the language and framework level. So that developers can focus on their real jobs: solving design problems and writing code that works.
Seven Security (Mis)Configurations in Java web.xml Files – There are a lot of articles about configuring authentication and authorization in Java web.xml files. Instead of rehashing how to configure roles, protect web resources, and set up different types of authentication let's look at some of the most common security misconfigurations in Java web.xml files.
Java Web Application Security – Part IV: Programmatic Login APIs | Javalobby – This article has shown you how you can programmatically login using Java EE 6, Spring Security and Apache Shiro. Before Java EE 6 (and Servlet 3), there was no API to programmatically login, so this is a welcome addition
EMC BigData Acquisition Budget: $3 Billion :: myNoSQL – EMC Corp. may spend about $3 billion on acquisitions this year, keeping pace with last year’s tally, to add businesses that can help corporate customers analyze reams of data
Java Persistence Performance: How to improve JPA performance by 1,825% – JPA provides several optimization features and techniques, and some pitfalls waiting to snag the unwary developer. Most JPA providers also provide a plethora of additional optimization features and options. In this blog entry I will explore the various optimization options and techniques, and a few of the common pitfalls.
How to Design Multi-Client Databases | Brent Ozar PLF | Brent Ozar PLF – When you’re building an application for lots of clients, there’s two common ways to design the database(s): Option A: Put all clients in the same database Option 2: Build one database per client
New Features and Enhancements in Spring 3.1 – Building on the support introduced in Spring 3.0, Spring 3.1 is currently under development, and at the time of this writing Spring 3.1 M2 has just been released. This is a list of new features for Spring 3.1
Mea Vita (My Life): Tricks I Learned At Apple: Steve Jobs Load Testing @mvorpagel – While it's hard to predict exactly how the entire system would behave in the real world, we had a good idea, before we flipped the switch, thanks to our thorough testing strategies.
For Google, iCloud Is Annoying; For Microsoft, It’s A Humiliation (AAPL, MSFT, GOOG) – The problem for Microsoft is that they had almost a decade to come up with something like iCloud to realize that vision, and they didn't.

Links for May 18th through May 19th

Posted on May 19, 2011 by Vinny

InfoQ: Code is Liability, the Less the Better – Code is inventory. It is stuff lying around and it has substantial cost of ownership. It might do us good to consider what we can do to minimize it.
Scale Fail (part 1) [LWN.net] – Companies hire me to "fix the database" because they think it's the source of their performance and downtime problems. This is very rarely the case. Failure to scale is almost always the result of poor management decisions
"The Best of edw519" is now free. Reverse Happy Birthday! – edw519 – I built this book the way any self-respecting programmer would: with lots of shortcuts and software.
Active Admin | The missing administration framework for business critical Ruby on Rails applications – Active Admin is a Ruby on Rails plugin for generating administration style interfaces. It abstracts common business application patterns to make it simple for developers to implement beautiful and elegant interfaces with very little effort.
Cloud Foundry for Ruby Developers: A Tutorial … | Cloud Foundry – This screencast is technical and focused on Developers, showing them how to use Cloud Foundry, the first Open Platform as a Service by VMware.
Code Coverage as a Refactoring Tool | Javalobby – Using code coverage to help with refactoring, when combined with TDD, is a powerful tool.

Links for May 11th through May 13th

Posted on May 13, 2011 by Vinny

5 Lightweight Alternatives to Apache and IIS Web Servers – There are many excellent web servers available that provide a high-performance alternative to Apache and IIS
JetBrains .NET Tools Blog » dotPeek – Free .NET Decompiler is Available for Early Access – The long-awaited free standalone .NET decompiler from JetBrains goes public today: please welcome JetBrains dotPeek!
How Garbage Collection differs in the three big JVMs Application Performance, Scalability and Architecture – The dynaTrace Blog – We see that while the three JVMs are essentially trying to achieve the same goal, they do so via different strategies. This leads to different behaviour that needs tuning.
Courses – Google Code University – Google Code – Here is a list of courses and innovative resources to help CS students, faculty, and instructors. These are examples of the training Google engineers use to learn new skills.
The MongoDB NoSQL Database Blog – MongoDB Powering MTV’s Web Properties – An interview with Jeff Yemin, Director of Content Management Systems at MTV Networks and a presenter at the upcoming MongoNYC conference.
FunctionSource: Google Chrome Store and Angry Birds; GWT, WebGL, Canvas, and 95% – I am curious to see what Rovio leveraged when building the app with GWT. Is much of their Android codebase in there (given that although Java, the lower level platform is quite different
Typesafe – A 100% open source, integrated distribution offering Scala, Akka, sbt, and the Scala plugin for Eclipse – The Typesafe Stack is a modern software platform that makes it easy for developers to build scalable software applications. It combines the Scala programming language, Akka middleware, and robust developer tools in a simple package that integrates seamlessly with existing Java infrastructure.
Why Facebook Needs Sheryl Sandberg – BusinessWeek – Mark Zuckerberg's second-in-command provides "adult supervision" at the company, trying to keep growth at an optimum level
gwt-voices – Sound Library for Google-Web-Toolkit (GWT) – Google Project Hosting – Library providing easy to use cross-platform browser sound capabilities to Google Web Toolkit (GWT) projects.

Links for May 6th

Posted on May 7, 2011 by Vinny

Attachments.Me – Tips from a Production MongoDB Deployment – This post goes over some of my lessons learned, while undertaking a production MongoDB deployment:
Fuzz Box: Code Fitness – Visualize your java classes and identify complexity – jSizer comes to the rescue. It is a small swing-based app which reads a jar file and produces a graph depicting packages, classes node hierarchy while effective coloring and shaping helps to differentiate each node based on some vital metrics.
InfoQ: Functional Programming: A Pragmatic Introduction – Jim Duey explains functional programming through Java code samples, emphasizing the need for a mindset change in approaching coding and why the functional paradigm is useful.
MongoDB Adoption in the Java World :: myNoSQL – Over the last few months, the Java MongoDB ecosystem has started to drastically evolve. New features in the core MongoDB server continue to distinguish the product from the crowd and new engineers are joining the MongoDB open source community by contributing Java persistence (mappers) frameworks and libraries.
Development Chaos Theory » Strategy for validating text input in a TextBox during input in GWT – Strategy for validating text input in a TextBox during input in GWT
Amazon Web Services Blog: AWS Elastic Beanstalk Now Supports Tomcat 7 – We've added a second container type to AWS Elastic Beanstalk. Version 7 of Apache Tomcat is now available for use and is the default for all new environments

Daily del.icio.us for March 13th through March 15th

Posted on March 15, 2011 by Vinny

Using git with Spring Roo and the git addon « poornerd – Spring Roo finally has an installable git addon (since Version 1.1.2) which will setup, config and auto commit your files to git for you.
Another Double Espresso Please!: CriteriaBuilder and Dynamic Queries in JPA 2.0 – A major new feature of Java EE 6 is JPA 2.0 and in particular the addition of the Criteria API which provides the ability to dynamically construct object-based queries.
Use Chrome Developer Tools to find and fix performance problems – In this post I will only write about using Chrome Dev Tools for detecting performance problems, auditing problems (Chrome also suggests you how to fix them), and a possible implementation for fixing them
LEGO® Java: Apache Camel Context and Route Basics – Camel offers you Java implementations of the EIPs that you can mix and match to get some functionality done, without having to construct the blocks yourself. If you are open and eager to learn new ways of building Java applications, let’s start with some practical Camel examples.
Securing an Ubuntu Server « andrewault.net – In this post, we are going to meet the security challenge in with multi-pronged effort that will include: system analysis, changing settings for additional hardening against attack, installing a firewall maintenance system, scanning for rootkits, and offering a regular maintenance regimen.
Oracle releases Java mobile development framework | Application Development – InfoWorld – Oracle has released a mobile client and associated framework, nearly two years in the making, to help developers quickly build Java applications for industrial mobile devices.
The Canadian Press: Time Warner Cable launches iPad application that shows live TV in the home – Time Warner Cable Inc. is launching an iPad application that plays live TV, becoming the first cable company to do so
Japan brings money home to rebuild | Reuters – Shaken by the prospect of nuclear meltdown after a devastating earthquake and tsunami, Japanese investors will dump overseas assets on Monday and bring their money home to help finance reconstruction
Why I am not worried about Japan’s nuclear reactors. | Morgsatlarge – blogorific. – I am writing this text (Mar 12) to give you some peace of mind regarding some of the troubles in Japan, that is the safety of Japan’s nuclear reactors. Up front, the situation is serious, but under control
Service Oriented Architecture (SOA) and Integration by Summa – At its core, SOA allows business application functions to be exposed as loosely coupled services to other applications (and vice versa), providing real time exchange of information using a standards-based approach
Which Technology Should I Choose? | Summa Blog – You will rarely, if ever find a set of technologies that completely fits your needs. Be ready to make tradeoffs – a concession here, in favor of a significant advantage there. Making the best technology tradeoffs can put your application on the right path for a long time
A simple example using the GWT SplitLayoutPanel with UiBinder | Giant Flying Saucer – I’m going to show how to easily use the GWT SplitLayoutPanel. If you haven't read my article on the DockLayoutPanel you might want to do that because in this article I will assume you have read that one first.
Apple’s Safari browser embarrassed at Pwn2Own, hacked in 5 seconds | BGR – Google issued a challenge, promising $20,000 to any person or team that could crack Chrome on the conferences opening day, but the two teams scheduled to take a swing backed down.

Daily del.icio.us for March 3rd through March 5th

Posted on March 6, 2011 by Vinny

QR Codes – Google Chart Tools / Image Charts (aka Chart API) – Google Code – This document describes how to create QR codes using the Google Chart API.
Loads.in – Loads.in gives you the possibility to see how fast your (or any) website loads in a real browser from over 50 locations worldwide
CIO talk: A look at the Wells Fargo-Wachovia integration – The two executives behind the Wells Fargo-Wachovia IT integration talk cloud computing, talent management, application development and telepresence.
Amazon EC2 Tokyo (ap-northeast-1) and Ubuntu AMIs – Amazon Web Services has launched a new EC2 region in Tokyo named ap-northeast-1. Canonical has released new AMIs in this region for the standard Ubuntu releases
The Cloud: Battle of the Tech Titans – BusinessWeek – Amazon, Google, and Microsoft are going up against traditional infrastructure makers like IBM and HP as businesses move their most important work to cloud computing, profoundly changing how companies buy computer technology
IntelliJ IDEA to play at Developer Sandbox during Google I/O | JetBrains IntelliJ IDEA Blog – The IntelliJ IDEA team just received an invitation from Google GWT team to participate in the Developer Sandbox at this year’s Google I/O conference.
InfoQ: QCon Keynote: Innovation at Google – Patrick Copeland presents the first three principles of the eXtreme innovation approach based on the Pretotyping Manifesto: Innovators Beat Ideas, Pretotypes Beat Productypes, and Data Beats Opinion.
Why Sun Microsystems Failed — Sun Microsystems — InformationWeek – Former CEO Scott McNealy's allegiance to Sun's hardware culture shortchanged its software initiatives, and ultimately doomed the company.
High Scalability – High Scalability – Stack Overflow Architecture Update – Now at 95 Million Page Views a Month – Stack Overflow has grown up by more then doubling in size to over 16 million users and multiplying its number of page views nearly 6 times to 95 million page views a month
Twitter Was Act One | Business | Vanity Fair – David Kirkpatrick gets the press-shy visionary talking about his taxicab inspiration, his ejection as Twitter’s C.E.O., and his ambition to make Square the payment network of the future.

Vinny Carpenter’s blog

{ “passion”: “software development” }

Tag Archives: performance