Android SQLite Database – Android platform includes the SQLite embedded database and provides out of the box support to use it via Android APIs. In this tutorial we shall see how to get started with SQLite database in Android. SQLite is nothing but a relational database and our sql
The Saddest Map In America « I think it’s funny 🙂 – Yep, there it is: the result of a scholarly study by Dorothy Gambrell of the “missed connections” section of Craigslist. This is where you thought you saw your future spouse or date or hook-up, state by state.
Service Oriented Architecture at Square | Architects Zone – SOA is hard. Learn how Square is approaching this problem today with JRuby and where we hope to be in the future. We'll go from git init to cap deploy, covering Square's approach to testing and service isolation, dependency management, API documentation, code quality metrics, data seeding, schema versioning, logging, exception handling, security and password management, deployment and more.
Announcing MoSQL – a MongoDB → PostgreSQL streaming replication – Today, we are releasing MoSQL, a tool Stripe developed for live-replicating data from a MongoDB database into a PostgreSQL database. With MoSQL, you can run applications against a MongoDB database, but also maintain a live-updated mirror of your data in Po
Free Sencha Touch and Ext JS 4 Training Tutorials – Teach Yourself Sencha Complete with Sencha Architect is a self-study course designed to introduce you to the basic concepts of building cross-browser compatible mobile and desktop apps using technologies from Sencha, Inc.
One-third of Europe’s software industry is SAP | ZDNet – Germany accounts for over 48 percent of Europe's software revenue, according to the Truffle list, bringing in €18.1bn of the continent's €37.2bn software revenues last year. However, SAP remains Europe's 100lb gorilla, accounting for €14bn of software reve
InfoQ: Using DRY: Between Code Duplication and High-Coupling – DRY is an important principle, but abusing it can generate problems such as increased coupling and reduced readability. The lesson here is that no matter how great a principle is, it should not be used disregarding other good programming practices.
Three Laws of Good Software Architecture | Javalobby – The issue with architectural decisions is that they effect the whole system and/or you often need to make them early in the development process. It means a lot effort if you change that decision a couple of months later. From an economic standpoint architectural decisions are often irrevocable. Good architecture is one that allows an architect to make late decisions without superior effect on efforts and costs. Let's put that on record.
Simple Offline Data Synchronization for Mobile Web and PhoneGap Applications – In this article, I describe a simple data synchronization strategy that uses the device’s (or browser’s) SQLite database. The implementation currently leverages the Web SQL API (even though the W3C is no longer actively maintaining the spec) because both iOS and Android support it, but they don’t support IndexedDB, the official alternative
InfoQ: Cloud Foundry: Design and Architecture – Derek Collison discusses the goals, the design premises and patterns employed in creating the architecture of Cloud Foundry, VMware’s open source PaaS, unveiling internal architectural details.
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
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.
InfoQ: Running Heroku on Heroku – Noah Zoschke discusses self-hosting, bootstrapping, cross-compiling, avoiding circular dependencies, distributed process management, all in the context of running Heroku support apps on Heroku.
HTTPie: cURL for humans – HTTPie is a CLI HTTP utility built out of frustration with existing tools. The goal is to make CLI interaction with HTTP-based services as human-friendly as possible. HTTPie does so by providing an http command that allows for issuing arbitrary HTTP requests using a simple and natural syntax and displaying colorized responses:
Field Guide to Web Applications from Google – This field guide is designed to help you create great user experiences in your web apps. Whether you’re building your first web app, or are just looking for ways to improve existing experiences, there’s something here for you!
Introducing Spring Hadoop | SpringSource Team Blog – VMware have announced the availability of Spring Hadoop, which integrates the Spring Framework and the Apache Hadoop platform. The project provides a convenient mechanism for the configuration, creation, and execution of the various services and utilities such as MapReduce, Hive, Pig, and Cascading jobs via the Spring container
Spring Thread Pool Services – Java Code Geeks – Thread Pools are very important to execute synchronous & asynchronous processes. This article shows how to develop and monitor Thread Pool Services by using Spring. Creating Thread Pool has been explained via two alternative methods.
Working With Data in Sencha Designer | Learn | Sencha – This screencast provides an overview of the data layer in Sencha frameworks and demonstrates how you can use Designer to use the data capabilities. We explore the basics of creating stores, defining record structure using models, using proxies and readers to load data, sorting and grouping data, previewing loaded data, and attaching stores to views.
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.
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
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?
SQL Server in EC2 – So, there you have it – it’s possible to get great performance for certain types of SQL Server operations in EC2. If you’re looking for a cheap way to set up a data warehouse, you should look elsewhere
Previewing Sencha Touch 2: Native Packaging and Performance | Blog | Sencha – Native packaging is now a feature in Sencha Touch 2. With just one command, you can package your application for iOS and for Android. You’ll no longer need to write your own wrappers or wrangle with other solutions, it’s all built in to Sencha Touch. Best of all, you’ll be able to package for both iOS and Android from both Mac and Windows.
Facebook and Heroku sitting in a tree – We're delighted to announce that Facebook and Heroku have teamed up to bring you the fastest and easiest way to get your own Facebook app up and running in the cloud.