Tag Archives: performance

Links for April 10th through April 12th

Posted on April 16, 2012 by Vinny

Reply

• Tuning JVM for a VM – Lessons Learned, Directly from VMware – This talk will present a lot of the innovation, practical insight, and lessons learned gained from the last year by a senior engineer from VMware who recently developed a Java "ballooning" solution called Elastic Memory for Java (EM4J)
• SQL? NoSQL? NewSQL? What’s a Java developer to do? – YouTube – We will compare and contrast each database's data model and Java API using NoSQL and NewSQL versions of a use case from the book POJOs in Action. We will learn about the benefits and drawbacks of using NoSQL and NewSQL databases.
• Arquillian · No more mocks. No more container lifecycle and deployment hassles. Just real tests! – Mocks can be tactical, but more often than not, they are used to make code work outside of a real environment. Arquillian let's you ditch the mocks and write real tests. That's because Arquillian brings your test to the runtime, giving you access to container resources, meaningful feedback and insight about how the code really works.
• A Baseline for Front-End Developers – Adventures in JavaScript Development – There’s a new set of baseline skills required in order to be successful as a front-end developer, and developers who don’t meet this baseline are going to start feeling more and more left behind as those who are sharing their knowledge start to assume that certain things go without saying.
• Firebase – A scalable real-time backend for your website – Firebase is a cloud service that automatically synchronizes data between clients and with our cloud servers. It frees developers from worrying about how their data will be communicated and stored, and allows them to focus on their own application logic
• WordPress completely dominates top 100 blogs – We just completed a study and found that WordPress is in use by 49% of the top 100 blogs in the world. This is an increase from the 32% we recorded three years ago.
• Amazon CloudWatch Monitoring Scripts for Linux – Amazon CloudWatch – The Amazon CloudWatch Monitoring Scripts for Linux are sample Perl scripts that demonstrate how to produce and consume Amazon CloudWatch custom metrics. The scripts comprise a fully functional example that reports memory, swap, and disk space utilization metrics for an Amazon Elastic Compute Cloud (Amazon EC2) Linux instance
• MongoDB Hadoop Connector Announced – The core feature of the Connector is to provide the ability to read MongoDB data into Hadoop MapReduce jobs, as well as writing the results of MapReduce jobs out to MongoDB

Advertisement

Links for March 6th through March 20th

Posted on March 20, 2012 by Vinny

Reply

• Dropwizard – Java framework for developing ops-friendly, high-performance, RESTful web services. – Developed by Yammer to power their JVM-based backend services, Dropwizard pulls together stable, mature libraries from the Java ecosystem into a simple, light-weight package that lets you focus on getting things done.
• Khan Academy: The future of education? – CBS News – With the backing of Gates and Google, Khan Academy and its free online educational videos are moving into the classroom and across the world. Their goal: to revolutionize how we teach and learn. Sanjay Gupta reports
• Brendan’s blog » Top 10 DTrace scripts for Mac OS X – Since version 10.5 “Leopard”, Mac OS X has had DTrace, a tool used for performance analysis and troubleshooting.
• The Ruby on Rails Tutorial, now with Twitter’s Bootstrap – Due to popular demand, I have prepared a new version of the Ruby on Rails Tutorial using Twitter's Bootstrap framework. The result, which represents the final draft of the 2nd edition, can be found here:
• Leaving the Evil Empire – Tales from the Evil Empire – I have a conviction that this is only the beginning of a profound change in our societies, that innovation is considerably more likely to occur in cooperative networks of small structures than in large competing corporations.
• New problem for Amazon: Sony defects to OpenStack – Sony’s gaming arm is moving at least some of its workload from Amazon Web Services to the rival Rackspace OpenStack
• Why I will use Java EE instead of Spring in new Enterprise Java Projects in 2012 – Java Code Geeks – The question comes up often. It came up in my new project in November 2011, too. I will use Java EE (JEE) instead of the Spring framework in this new Enterprise Java project.
• InfoQ: A Quick Tour of Dart – Gilad Bracha discusses Dart, its type system, interfaces, generics, ADTs without types, built-in factory support.
• Sencha Touch 2.0 is released – Today we're proud to announce the release of Sencha Touch 2.0. We’re certain it will change the way you think about mobile apps.
• InfoQ: Spring Social: For the New Web of APIs – Craig Walls discusses the need for adding social features to applications, how to secure such applications and how Spring Social can help.

Links for February 17th through February 19th

Posted on February 19, 2012 by Vinny

Reply

• Groklaw – Oracle Drops Final Claim in Patent ‘476 and Google Moves to Strike Portions of 3rd Oracle Damages Report ~pj – I feel very much the same about Oracle's patents, and I have from the start wondered if any of them are valid, let alone worth millions in damages. So, to me, the risk has been very much on Oracle's side, that it might lose all its patents in this case.
• The Great Web Framework Shootout | Curia – Welcome to the great web framework shootout. On this page you will find benchmark results comparing the performance of a few of the most popular F/OSS web frameworks in use today.
• Online Text to Speech | ReadSpeaker – Get a spoken version of your online content so that your users can listen to what you have to say.
• The NoSQL movement – How to think about choosing a database. – For years, the relational default has kept developers from understanding their real back-end requirements. The NoSQL movement has given us the opportunity to explore what we really require from our databases, and to find out what we already knew: there is no one-size-fits-all solution.
• Agile Succeeds Three Times More Often | Mike Cohn’s Blog – The agile process is the universal remedy for software development project failure. Software applications developed through the agile process have three times the success rate of the traditional waterfall method and a much lower percentage of time and cost overruns
• How to Analyze Java Thread Dumps | CUBRID Blog – Here I will explain what threads are in Java, their types, how they are created, how to manage them, how you can dump threads from a running application, and finally how you can analyze them and determine the bottleneck or blocking threads. This article is a result of long experience in Java application debugging.
• MIT OpenCourseWare | Economics – Principles of Microeconomics – Principles of Microeconomics is an introductory undergraduate course that teaches the fundamentals of microeconomics. This course introduces microeconomic concepts and analysis, supply and demand analysis, theories of the firm and individual behavior, competition and monopoly, and welfare economics
• Jease – The Java CMS with Ease – Jease is an Open Source Content-Management-System which is driven by the power of Java. Jease means "Java with Ease", so Jease promises to keep simple things simple and the hard things (j)easy.
• GroupBy in MongoDB – Operations in the New Aggregation Framework – In version 2.1, MongoDB is introducing a new aggregation framework that will make it much easier to obtain the kind of results SQL group-by is used for, without having to write custom JavaScript.
• InfoQ: Mobile HTML5 Design and Development, with David Kaneda – David talks about the unique challenges facing developers building mobile HTML5 apps, especially on WebKit. He also outlines the recent developments on this field and how they empower a whole new genre of applications.
• Xcode, GCC, and Homebrew – This is an incredible day for the Homebrew community. You can now setup a complete OS X develop environment with a single 171.7 MB package download. It's official. It's legal. It'll be maintained.

Links for February 11th through February 12th

Posted on February 12, 2012 by Vinny

Reply

• InfoQ: Mobile HTML5 – Scott Davis explains how to prepare a website for mobile devices from small tweaks –smaller screen sizes, portrait/landscape- to using HTML5’s local storage, application cache, and remote data.
• InfoQ: How to Stop Writing Next Year’s Unsustainable Piece of Code – Guilherme Silveira mentions some of the turning points in project development that may affect the quality of the code offering advice on avoiding writing crappy code.
• InfoQ: All things Hadoop – In this interview Ted Dunning talk about Hadoop, its current usage and its future. He explains the reasons for Hadoop's success and make recommendations on how to start using it.
• rap mobile – Secure Mobile Apps. Native Performance. Multi-Platforms. – RAP mobile provides a powerful widget toolkit that renders native iOS and Android widgets. It provides a proven technology stack with SWT, JFace and OSGi. You can write your application entirely in Java, re-use existing code and benefit from first-class IDE tools without the need for cross-compiling.
• Are You a Zen Coder or Distraction-Junkie? – The key to true productivity and efficiency is to focus 100% on the one thing you are doing at the moment, and then to completely switch and do something else. There shouldn’t be any blurry transitions from one thing to the next.
• High performance libraries in Java | Vanilla #Java – There is an increasing number of libraries which are described as high performance and have benchmarks to back that claim up. Here is a selection that I am aware of.
• InfoQ: Have Your Cake and Eat It Too: Meta-Programming Techniques for Java – Howard Lewis Ship discusses how to add extend class functionality at runtime via meta-programming for Java using Tapestry Plastic.
• InfoQ: SQL Server Unit Testing with tSQLt – tSQLt is a free, open-source framework for unit testing in SQL Server. By writing tSQLt test cases, developers can create fake tables and views based on production data, then compare expected versus actual results in testing. Tests are written in T-SQL, so they can be created directly in SQL Server Management Studio.
• InfoQ: Identity Management with Spring Security – David Syer discusses identity management, SSO, security standards –SAML, OpenID, OAuth, SCIM, JWT-, how Spring Security can fit in, and demoing IdM as a service.
• Flexing NoSQL: MongoDB in review | InfoWorld – MongoDB shines with broad programming language support, SQL-like queries, and out-of-the-box scaling
• GUI Architectures essay from Martin Fowler – In this essay I want to explore a number of interesting architectures and describe my interpretation of their most interesting features. My hope is that this will provide a context for understanding the patterns that I describe.

Links for February 1st through February 9th

Posted on February 9, 2012 by Vinny

Reply

• What is Apache Hadoop? – A look at the components and functions of the Hadoop ecosystem – What is Apache Hadoop? – A look at the components and functions of the Hadoop ecosystem
• Ext GWT 3.0 State API | Blog | Sencha – The Ext GWT 3.0 State API provides the ability to persist state information. The API supports saving state data to different persistence providers. These include providers based on cookies and HTML5 local storage.
• PhoneGap Releases Version 1.3 With Full Windows Phone Support – PhoneGap is turning 1.3 today. There are a plethora of new features, tools and controls across five platforms in the new PhoneGap release. Biggest among these is Windows Phone's support of all PhoneGap features, a first for any mobile platform that is not iOS or Android.
• Dive into DataView with Sencha Touch 2 Beta 2 | Blog | Sencha – The enhanced DataView in Sencha Touch 2 Beta 2 makes it easy to build complex data bound lists.
• HeapAudit – JVM Memory Profiler for the Real World | Foursquare Engineering Blog – HeapAudit is not a monitoring tool, but rather an engineering tool that collects actionable data – information sufficient for directly making code change improvements. It is created for the real world, applicable to live running production servers.
• App Economy has created almost half a million jobs — Tech News and Analysis – A new report suggests that the nascent app economy spurred on by iOS, Android and Facebook apps has generated 466,000 jobs in the U.S. economy since 2007.
• Spring Mobile 1.0.0.RC1 Released | SpringSource.org – Spring Mobile provides extensions to Spring MVC that aid in the development of cross-platform mobile web applications. The 1.0.0.RC1 release ships a general facility for user site preference management that can be used independently or in conjunction with the mobile site switcher
• Ruby Trick Shots: A Video of 24 Ruby Tips and Tricks – Over the years, I've saved the Ruby techniques that have surprised other Rubyists I know. Now past 100, I'm making an e-book of them! It'll be free in all forms
• InfoQ: The Seven Deadly Sins of Enterprise Agile Adoption – Sanjiv Augustine and Arlen Bankston discuss the Seven Deadly Sins that organizations repeatedly make so you can steer clear of them and benefit from a successful Enterprise Agile Adoption.
• The Object Network: Linking up our APIs – Instead of writing a whole new, dedicated HTTP API to your site, publish your data using common JSON object formats, and link your data up, both within your own sites and to other sites. Become part of a global Object Network!
• InfoQ: Questions for an Enterprise Architect – Erik Dörnenburg answers: What is Enterprise and Evolutionary Architecture?, discussing 4 issues: Turning strategy into execution, Ensuring conformance, Where do the architects sit? Buying or building?
• InfoQ: Writing Applications for Cloud Foundry Using Spring and MongoDB – Thomas Risberg and Jared Rosoff show how to create Spring applications using Spring Data and MongoDB, applications deployed on Cloud Foundry.
• Bootstrap, from Twitter – HTML, CSS, and JS toolkit from Twitter – Bootstrap is Twitter's toolkit for kickstarting CSS for websites, apps, and more. It includes base CSS styles for typography, forms, buttons, tables, grids, navigation, alerts, and more.

Links for January 4th through January 10th

Posted on January 10, 2012 by Vinny

Reply

• WordPress has left the building – WordPress is the best blogging platform I, or indeed we, have ever used… but as a CMS is falling far behind the alternatives.
• Enterprise Will Spend $19 Billion on Apple Hardware in 2012 – John Paczkowski – Enterprise – AllThingsD – Apple is expected to sell $10 billion worth of iPads and $9 billion of Macs to business customers in 2012, according to Forrester’s latest Global Tech Market Outlook. Those are 68 percent and 45 percent increases, respectively, over 2011.
• MongoSV Live-Blog: Schema Design by Example – Kyle’s strategy is to start with a normalized representation and then embed for simplicity and optimization. This reminds me of our data-modeling post.
• InfoQ: Running Spring Java and Scala Apps on Heroku – James Ward demoes building a Spring Roo application and a Grails one, deploying them on Heroku.
• 10 BI Trends for 2012 According to Tableau Software • myNoSQL – 10 BI Trends for 2012 According to Tableau Software
• From the Mule’s Mouth » Enterprise IT predictions for 2012 – 2012 is here. And while we’ve seen a number of exciting developments in enterprise IT in 2011, it was just the beginning. There’s a lot in store next year, here are 6 key developments to look out for in 2012
• Recap: Improving Hadoop Performance by (up to) 1000x | LinkedIn Engineering – Daniel Abadi recently visited LinkedIn and talked about "Improving Hadoop Performance by (up to) 1000x."

Links for December 23rd through December 26th

Posted on December 27, 2011 by Vinny

Reply

• For Start-Ups, Sorting the Data Cloud Is the Next Big Thing – NYTimes.com – The amount of data being generated globally increases by 40 percent a year, according to the McKinsey Global Institute, the consulting firm’s research arm. And while Splunk has a lead in selling software to analyze machine data, big data is big enough to create new opportunities for a multitude of start-ups, many of them using the open-source software Hadoop.
• The Dumbest Idea In The World: Maximizing Shareholder Value – Forbes – The recognition that maximizing shareholder value is the dumbest idea in the world is an obvious but still a radical idea. Like all obvious, radical ideas, in the first instance it will be rejected. Then it will be ridiculed. Finally it will be self-evident and no one will be able to remember why anyone ever thought otherwise.
• Words of wisdom from John Gruber in this holiday season. – How much will I be willing to pay then to be able to go back in time, for one day, to now, when he’s eight years old, he wants to go to movies and play games and build Lego kits with me, and he believes in magic?
• Spring Data Neo4j – The Best NoSQL database for Spring – Spring Data Neo4j enables POJO based development for graph databases like Neo4j. It extends annotated entity classes with transparent mapping functionality. Spring Data Neo4j is part of the bigger Spring Data project which aims to provide convenient support for NOSQL databases.
• Java 8 Status Updates | Johannes Thönes – The two big new language features of the upcoming Java SE 8 release are Lambda Expressions and Modularity. For both, status updates have been released these days. I’ll share the links with you, so you might read through them over the holidays
• Microcaching: Speed your app up 250x with no new code – Fenn Bailey – The idea behind microcaching is to cap the amount of requests that can make it through to your app by letting nginx bear the brunt of your pageviews by caching content for a very small amounts of time (ie: 1 second or less).
• Berkeley Explains Why Google Trumps Microsoft | Wired Enterprise – The University of California at Berkeley has chosen Google over Microsoft for its campus-wide email and calendar services, and it will tell you why — in great detail.
• It’s Always Sunny in Silicon Valley – Businessweek – The Valley's techies live in a bubble of prosperity. Optimism has its advantages, but some worry the region may lose touch with the rest of the world
• Windows 8 picture password is ‘Fisher-Price toy’ says father of 2-factor authentication – The Windows 8 feature that logs users in if they touch certain points in a photo in the right order might be fun, but it's not very good security, according to the inventor of RSA's SecurID token.

Links for December 22nd

Posted on December 23, 2011 by Vinny

Reply

• The Lives They Lived – Dennis Ritchie, b. 1941 – In a sense, Ritchie has enabled us to all become programmers. And this alone should give us the power to create our own digital future.

  Hello, new world.

• InfoQ: Code2Cloud: Automating The Whole Software Dev/Deploy Cycle – Ryan Slobojan presents Code2Cloud used to automatically set up a number of tools useful for development and deployment: Hudson, Git, task repository, wiki, Cloud Foundry Deployment Services and Maven
• InfoQ: Implementing Scalable HA Architectures with Spring Integration – Gary Russell and David Turanski discuss creating HA architectures with Spring Integration using Cluster Controller and Strict Message Ordering, accompanied by demoes
• NoSQL at Twitter: Why / How they use Scribe, Hadoop/Pig, HBase, Cassandra, and FlockDB for data analytics? | Javalobby – Here’s some interesting NoSQL stuff guys. It’s a presentation about how Twitter uses NoSQL for analytics by Kevin Weil (@kevinweil), Analytics Lead, Twitter.
• High Scalability – How Twitter Stores 250 Million Tweets a Day Using MySQL – One of the interesting stories he told was of the transition from Twitter's old way of storing tweets using temporal sharding, to a more distributed approach using a new tweet store called T-bird, which is built on top of Gizzard, which is built using MySQL.
• Design an SOA solution using a reference architecture – The long-term goal of the SOA solution stack is to provide templates and guidelines to help architects facilitate and automate the process of modeling and documenting the architectural layers, building blocks, options, product mappings, and architectural and design decisions that contribute to the creation of an SOA.

Links for November 15th through November 18th

Posted on November 18, 2011 by Vinny

Reply

• Google Guava – Synchronization with Monitor – The Google Guava project is a collection of libraries that every Java developer should become familiar with. The Guava libraries cover I/O, collections, string manipulation, and concurrency just to name a few
• First look: Oracle NoSQL Database | Data Explosion – InfoWorld – Oracle's take on the distributed key-value data store is fast, flexible, and enterprise-grade serious
• BlueEyes is a lightweight web 3.0 framework for the Scala programming language. – A lightweight Web 3.0 framework for Scala, featuring a purely asynchronous architecture, extremely high-performance, massive scalability, high usability, and a functional, composable design.
• Martin Fowler on Polyglot Persistence | Architects Zone – What all of this means is that if you're working in the enterprise application world, now is the time to start familiarizing yourself with alternative data storage options. This won't be a fast revolution, but I do believe the next decade will see the database thaw progress rapidly.
• InfoQ: The Kotlin Programming Language – Andrey Breslav introduces the upcoming Kotlin language created by JetBrains, a general purpose JVM-based language, statically typed, object-oriented, and meant to be more concise than Java.
• iPad and iPhone Application Development (HD) – Download free content from Stanford on iTunes – Tools and APIs required to build applications for the iPhone platform using the iPhone SDK, Objective-C programming language. iPhone APIs and tools including Xcode
• How StackOverflow Scales with SQL Server (Video) with Brent Ozar – The most popular tech Q&A site in the world serves 12-14 million web pages per day with Microsoft SQL Server 2008 R2. They’re passionate about performance, and they’ll share the scalability lessons they learned along the way.
• Raible Designs | Play 2.0, A web framework for a new era – This was a great talk on what's new in Play 2.0. I especially like the native support for LESS and CoffeeScript and the emphasis on trying to keep developers using two tools: their editor and the browser. The sample apps look great, but the documentation look sparse. I doubt I'll get a chance to migrate my Play 1.2.3 app to 2.0 this month, but I hope to try migrating sometime before the end of the year.
• Google Music Store Chases Apple’s ITunes 8 Years Too Late: Tech – Businessweek – Google Inc. is entering the online music market almost a decade too late to pose a threat to Apple Inc., the largest seller of songs on the Web.
• Reading Needs a Platform: Introducing the New Readability – For free!! – Wherever you read — your browser, iPhone, iPad, your Amazon Kindle — Readability is going to be there. For free.
• Google Web Toolkit Blog: GWT and Dart – We view Dart as an ambitious evolution of GWT’s mission to make web apps better for end users … we anticipate working closely with the GWT developer community to explore Dart.

Links for November 4th through November 6th

Posted on November 6, 2011 by Vinny

Reply

• The Netflix Tech Blog: Benchmarking Cassandra Scalability on AWS – Over a million writes per second – Netflix is using Cassandra on AWS as a key infrastructure component of its globally distributed streaming product. Cassandra scales linearly far beyond our current capacity requirements, and very rapid deployment automation makes it easy to manage. In particular, benchmarking in the cloud is fast, cheap and scalable, once you try it, you won't go back.
• Eclipse Xtend – A language made for Java developers. – Java is a great platform and also the language has some nice features. Xtend is not meant to replace Java all together but to be a convenient alternative in situations where Java doesn't shine. Therefore Xtend
• Migrating JEE Applications from WLS/WAS to SpringSource tc Server – Migrating JEE Applications from WLS/WAS to SpringSource tc Server
• CodeKit — THE Mac App For Web Developers – CodeKit automatically compiles Less, Sass, Stylus & CoffeeScript files. It effortlessly combines, minifies and error-checks Javascript. It even optimizes images, auto-reloads your browser and lets you use the same files across many projects.CodeKit automatically compiles Less, Sass, Stylus & CoffeeScript files. It effortlessly combines, minifies and error-checks Javascript. It even optimizes images, auto-reloads your browser and lets you use the same files across many projects.
• Economics – A free community driven Q&A for economists and graduate-level economics students – This is a collaboratively edited question and answer site for economists and graduate-level economics students
• Why Puppet Should Manage Your Infrastructure | Engine Yard Blog – This article will begin with a look at some of the benefits of using Puppet to manage your infrastructure. In the coming weeks we’ll also take a look at Chef and how it can benefit your infrastructure in its own unique ways.
• The Number One Trait of a Great Developer | Engine Yard Blog – While these are great aspects in moderation, they all miss the number one quality of a fantastic developer: Judgement.
• How Can Anyone Still Hate Bill Gates? – Forbes – People love to hate Bill Gates and I don’t think most of it is fair, especially in light of more recent events.
• twitter/bootstrap – HTML, CSS, and JS toolkit from Twitter – Bootstrap is Twitter's toolkit for kickstarting CSS for websites, apps, and more. It includes base CSS styles for typography, forms, buttons, tables, grids, navigation, alerts, and more.
• Gates, Zuckerberg, Page and Brin make Forbes’ most powerful list – Forbes has put together its list of ‘The World’s Most Powerful People’, including 70 individuals that it believes really “matter”. The list, published yesterday, puts politicians, religious leaders and tech founders together, ranking them in terms of how much influence they have over people.