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Da PDF to Excel (XLS) — ¡100% Gratis! My First Petabyte: Now What? Multi-tenancy, multi-master, Sharding, scaling and analytics with Drizzle at 2012. Guerrilla Manual Online. Because of the great diversity of time scales that exist in modern computer systems, it's a good idea to try and get a more intuitive feel for some of them.

Guerrilla Manual Online

My first attempt at helping you to do that was in 1998, where I included the table shown at the left in The Practical Performance Analyst. I updated that as Table 3.1 in my Perl PDQ book. Chocolatey Gallery. Your database in the cloud. By Navneet Joneja, Product Manager for Google Cloud SQL Cross-posted from the Google App Engine Blog One of App Engine’s most requested features has been a simple way to develop traditional database-driven applications.

your database in the cloud

In response to your feedback, we’re happy to announce the limited preview of Google Cloud SQL. You can now choose to power your App Engine applications with a familiar relational database in a fully-managed cloud environment. This allows you to focus on developing your applications and services, free from the chores of managing, maintaining and administering relational databases. Google Cloud SQL brings many benefits to the App Engine community: MySQL Performance. Lists: mysql: Re: InnoDB vs. other storage engines. Can HBase replace MySQL as the main database. Scaling Twitter: Making Twitter 10000 Percent Faster.

Update 6: Some interesting changes from Twitter's Evan Weaver: everything in RAM now, database is a backup; peaks at 300 tweets/second; every tweet followed by average 126 people; vector cache of tweet IDs; row cache; fragment cache; page cache; keep separate caches; GC makes Ruby optimization resistant so went with Scala; Thrift and HTTP are used internally; 100s internal requests for every external request; rewrote MQ but kept interface the same; 3 queues are used to load balance requests; extensive A/B testing for backwards capability; switched to C memcached client for speed; optimize critical path; faster to get the cached results from the network memory than recompute them locally.Update 5: Twitter on Scala.

Scaling Twitter: Making Twitter 10000 Percent Faster

A Conversation with Steve Jenson, Alex Payne, and Robey Pointer by Bill Venners. 19 ffmpeg commands for all needs. Getting infos from a video file ffmpeg -i video.avi.

19 ffmpeg commands for all needs

jQuery 2.0 no será compatible con Internet Explorer 6, 7 u 8. jQuery en este momento está en la versión estable 1.7.2, pero el equipo anunció que a partir de la versión 2.0, jQuery no seguirá desarrollando el modulo "oldIE" que da la compatibilidad a jQuery para IE6, IE7 e IE8. jQuery, sin embargo, seguirá dando soporte a IE6+ en la rama 1.9, que esperan sea equivalente a 2.0 hasta la salida de jQuery 2.1. En sintesis, si necesitas compatibilidad jQuery para IE, puedes usar jQuery 1.9 de aquí al 2014.La razón por la que jQuery abandona IE6, 7 y 8 es porque esas tres versiones usan el mismo motor de render (Trident 4) con muy pocos cambios en el manejo del DOM.

Es hasta IE9 que realmente las cosas cambiaron para bien. Subtítulos de Películas DivX para descargar. Songr. TRENDnet Store Online : OpenRA - Home. Building a Computing Highway for Web Applications. I live online.

Building a Computing Highway for Web Applications

I store all my email, documents and pictures in the cloud. Except for work, the only application I regularly use on my computer is a web browser. It gives me access to everything I need. Nearly everything: Although those days when web browsers were only designed for light weight tasks are gone, some compute intensive applications, like photo editing, still force me to leave my browser environment and use a native application instead. Posting Source Code. While doesn’t allow you to use potentially dangerous code on your blog, there is a way to post source code for viewing.

Posting Source Code

We have created a shortcode you can wrap around source code that preserves its formatting and even provides syntax highlighting for certain languages, like so: To accomplish the above, just wrap your code in these tags: [code language="css"] your code here [/code] The language (or lang) parameter controls how the code is syntax highlighted.

Online syntax highlighting for "html" The Evolution of the Gaming PC. Slim Framework. CodeIgniter for beginner: 5 things you should know. It is almost one year I’ve been using CodeIgniter framework for my projects.

CodeIgniter for beginner: 5 things you should know

Personally, I like this PHP framework very much because it is small, easy to setup, no need to use command prompt and etc. SL3 + WCF + Stream response - is it possible? SL3 gurus, I'm trying to get a truly stream-oriented connection from a SL3 client app calling my WCF operation with the result being streamed back to the client via the System.IO.Stream class.

SL3 + WCF + Stream response - is it possible?

I have a basic WCF service contract: Stream GetStreamResult (string query, int maxResults) I tried to get this working from my SL3 client, but could not. There were no errors, other than the MemoryStream I re-hydrated from the resulting byte[] was empty. Byte[] GetStreamResult (string query, int maxResults) Google Nexus tablet price: $99 Nexus tablet launching in 2012. PgModeler - PostgreSQL Database Modeler. Follow pgModeler Project ... and be up-to-date with the most recent fixes and features!

pgModeler - PostgreSQL Database Modeler

Join us on the social networks and make part of a growing community helping to submit bugs, discuss new features, translate pgModeler's interface to your language and much more! So don't waste your time, pick up the favorite network and start to participate now! The Wealth & Health of Nations. BizWidgets Solutions. 3 CodeIgniter libraries that will make your life easier (EzAuth, Ocular and DataMapper) - Geshan's Blog. CodeIgniter is a Model View Controller (MVC) based open source web application framework for use in building dynamic web sites with PHP.

3 CodeIgniter libraries that will make your life easier (EzAuth, Ocular and DataMapper) - Geshan's Blog

It has a very small footprint, built for PHP coders who need a simple and elegant toolkit to create full-featured web applications. More About CI Its goal is to enable you to develop projects much faster than you could if you were writing code from scratch, by providing a rich set of libraries for commonly needed tasks, as well as a simple interface and logical structure to access these libraries.

For more information see Codeigniter's official website. As mentioned above the libraries play a great role when you develop your application in Codeigniter. Machuga/codeigniter-authority-authorization. [VIDEOTUTORIAL] Cómo instalar Windows 8 con VirtualBox. Instalar Windows 8 preview con VirtualBox (Tutorial) Gmapcatcher - An offline map viewer. Overview GMapCatcher is an offline maps viewer. It can display maps from many providers such as: CloudMade, OpenStreetMap, Yahoo Maps, Bing Maps, Nokia Maps, SkyVector, Google Map.

It displays them using a custom GUI. User can view the maps while offline. GMapCatcher is written in Python 2.7 & PyGTK, can run on Linux, Windows and Mac OSX. By T-Mobile. HTTP Made Really Easy. A Practical Guide to Writing Clients and Servers Home > Web Technology Made Really Easy > HTTP Made Really Easy Donate Table of Contents|Footnotes December 10, 2012-- Updated the links about robots. HTTP is the network protocol of the Web. This tutorial explains the simple, English-based structure of HTTP communication, and teaches you the practical details of writing HTTP clients and servers. Since you're reading this, you probably already use CGI. The whole tutorial is about 15 printed pages long, including examples.

Before getting started, understand the following two paragraphs: 20+ Beautiful Resources That Complement Twitter Bootstrap. Twitter Bootstrap is a beautiful "web design kit" for creating cross browser, consistent and good looking interfaces. With a flexible and well-thought HTML/CSS/Javascript structure, it offers many of the popular UI components, a grid system and JavaScript plugins for common scenarios.

And, it seems to be rocking the web design community as there are lots of websites already built and being built with it (it is also the most watched/forked repository in GitHub). Twitter Bootstrap is already powerful enough to empower any web interface. In order to make more use of it and/or ease the development process, there are various tools/resources that complement it. These include Bootstrap themed vector UI images, WordPress themes, web-based Bootstrap customizers and more. jQuery UI Bootstrap This is an awesome resource for jQuery and Twitter Bootstrap users that combines the power of both. Bootstrap Image Gallery. Balsamiq. Twilio Conference 2011: Steve Klabnik, Everything You Know About REST Is Wrong. La NASA planea lanzar a fin de año satélites basados en teléfonos Nexus. Un smartphone no solo permite hablar por teléfono, mandar mensajes, conectarse a Internet o sacar fotos.

Ahora también puede ser usado como satélite. La NASA se encuentra trabajando en el proyecto PhoneSat, en el cual utilizan componentes de un Nexus con Android como núcleo del aparato. Hypermedia APIs - Jon Moore. How RESTful is Your API? It’s been over a decade since Roy Fielding wrote his seminal dissertation on Representation State Transfer (REST). Over this period we’ve seen SOAP/WSDL fall out of favor as the cool kids transition their services over to the REST paradigm. Or so it seems on the surface. In reality, we’ve spent the last 10 years building various ad-hoc services over HTTP that borrow bits and pieces from the grand vision that Roy outlined. How to use FF Chartwell. Primarily suitable for Adobe Creative Suite, FF Chartwell for print uses OpenType ligatures to transform strings of numbers automatically into charts.

The data remains in a text box, allowing for easy updates and styling. Tal Raviv — Being a Developer Makes You Valuable. Learning How to Market Makes You Dangerous. Being a Developer Makes You Valuable. Learning How to Market Makes You Dangerous. TikTok+LunaTik Multi-Touch Watch Kits by Scott Wilson + MINIMAL. Hacker News. Filabot: Plastic Filament Maker by Tyler McNaney. Filabot is a 3D plastic extrusion system. For example mostly any type of recyclable plastic, such as milk jugs, detergent bottles, soda bottles, shampoo bottles, product packaging, and many more, can be processed through the Filabot to make usable 3D printing filament. Bukobot 3D Printer - Affordable 3D with No Compromises! by Diego Porqueras.

Affordable Desktop 3D Object Printing for EveryoneGreat First Printer..or Second..or Third! gTar: The First Guitar That Anybody Can Play by Incident. 15-Year-Old Maker Astronomically Improves Pancreatic Cancer Test. Maryland young maker Jack Andraka isn’t old enough to drive yet, but he’s just pioneered a new, improved test for diagnosing pancreatic cancer that is 90% accurate, 400 times more sensitive, and 26,000 times less expensive than existing methods. Andraka had gotten interested in pancreatic cancer, and knew that early detection is a challenge. Audio de alta fidelidad, teléfono con altavoz y más.

OUYA: A New Kind of Video Game Console by OUYA. Ouya: La consola de Kickstarter ya lleva recaudado 5 millones de dólares. El proyecto de financiamiento público para la nueva consola de juegos de código abierto ha resultado un éxito rotundo, ya que en menos de siete días ha reunido más de cinco millones de dólares, superando ampliamente la meta de 950 mil dólares propuesta en un comienzo. New Project. Web Lab. German Scientists Create Aerographite, the Lightest Material in the World. The missing switch: High-performance monolithic graphene transistors created.