Archive for October, 2009

How To Draw A Tribal Tattoo

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Here is a pile of 15 free online videos on Microsoft Robotics Developer Studio. The Microsoft Robotics Developer Studio is a Windows-based environment for robot control and simulation.

You must click on this site to Download Microsoft Robotics Developer Studio.

Please click on this website to look at a list of videos: Microsoft Robotics Developer Studio

Note: If you want to “deep dive” into robotics theories and concepts, you should check out Stanford’s Introduction to Robotics, which is a 16 part video series taught by Oussama Khatib.

Four Components of Microsoft Robotics Developer Studio:

* DSS (Decentralized Software Services) Is the services architecture, and it is a companion to CCR. This is based on Service Oriented Architecture. This makes it possible to construct applications distributed and modular. This allows you to execute your code in the processing work horses and use anywhere in the distributed environment. The DSS makes it easy to access, and respond to, a robot’s state via a Web browser or Windows-based application. This enables real-time monitoring of robotics sensors and real-time response to motors and actuators.

* CCR (Concurrency and Coordination Runtime) – makes asynchronous programming simple. The CCR makes it simple to construct programs to handle asynchronous input from multiple robotics sensors and output to motors and actuators. With the use of CCR, we don’t need to do any manual threads management. This may be definitely advantageous in handling concurrency and partial failure. CCR has a failure handling mechanism called Causalities. This is essentially a generalization of Try / Catch for multiple threads. But this is for many machines and processes working in synchronous fashion. This is the base of Robotics architecture by Microsoft. You can even use this component for the applications running on a PC instead of a robot. CCR is available in the form of a dynamic link library that may be used by any .net language.

* VSE (Visual Simulation Environment) Allows one to simulate the behavior of robots in a virtual world using NVIDIA PhysX technology (3D engine) that includes advanced physics.

* VPL (Microsoft Visual Programming Language) Is a visual programming tool that is used for creating and debugging robot applications, web-based and windows-based interfaces.

The Runtime environment Has two basic divisions: the CCR and the DSS. The runtime is based on a lightweight REST-oriented services model. Making it REST based has made the services and applications to be independent of each other. They may be on the same machine or distributed across different machines connected through any method. When we say REST based, This implies that the resources should be available by query strings. These services are available as resources to the other services, applications or User Interfaces. This is, in reality, how Microsoft is able to promise low coupling between services. The Runtime supports from 8-bit to 32-bit robots. These robots may range from Toy Robots to Industrial Robots.

Microsoft VPL Robotics programs with very little effort. All you need to do is drag and drop blocks that represent services, and connect them. It is also possible to take a collection of connected blocks and reuse them as a single block somewhere else in the program. VPL follows the Observer Pattern. This implies that it is not based on Control flow but on data flow which allows some program elements to get executed when some data arrives. VPL provides a model-driven approach to develop and coordinate services.

Easily Simulate Robotics applications using realistic 3D simulated models. Since testing with real robots is often expensive, it saves money to start out in a simulated environment first and then move to real robots once the concepts have been proven to work. Microsoft Visual Simulation Environment (VSE) is based on Microsofts XNA Framework and the rendering engine uses AGEIA PhysX Technology from AGEIA Technologies Inc.. AGEIA Technologies Inc. Is a pioneer in hardware-accelerated physics, enabling real-world physics simulation for robot models. PhysX simulations can also be accelerated using AGEIA hardware. These simulations may be recorded and saved as XML files and played back over and over again.

Please click on this link to view a related post: Microsoft Robotics

Main Features of Microsoft Robotics Developer Studio:

* Reuse Modular Services Using a Composable model

Set up high-level functions using simple divisions, providing for reuse of code modules as well as better reliability and replaceability. For example, a lower-level sensor service might be integrated into a navigation service.

* Easily extend Microsoft Robotics Developer Studio Functionality

Third parties can extend the functionality of RDS by providing additional libraries and services. Hardware or software vendors can make their products easily compatible with RDS.

* Supports both remotely connected (PC-based) and robot-based (autonomous) application scenarios

Remotely connected scenarios enable communication from a PC to the robot through a serial port, Bluetooth®, 802.11 (WiFi), or RF modem. Programs can also execute natively on PC-based robots running one of the Microsoft Windows operating systems, enabling fully autonomous operation.

* Develop using a ample group of programming languages

MRDS allows you to access the runtime services using these programming languages: C# and Visual Basic .NET, JScript, and IronPython

Sample Applications:

* In 2008 Microsoft launched a simulated robotics competition named RoboChamps using MRDS, 4 challenges were available : maze, sumo, urban, and mars rover. The simulated environment and robots used by the competition were created by SimplySim and the competition was sponsored by KIA Motors.

* Princeton University’s DARPA Urban Grand Challenge autonomous car entry was programmed completely with MRDS.

Supported Robots:

Evolution Nao.jpg

Aldebaran Robots

Creative Commons License Photo Credit: Burgermac

Is it a good idea looking up old girlfriends on Facebook or Myspace? Well I found out the hard way that it probably isn’t the best idea that I have had.

Let me first let you know that I am happily in a relationship at the moment with a wonderful girl that makes me very happy. I didn’t want to look up my old Ex girlfriend To start a romantic relationship with her. Since I was 5 years old and throughout my childhood, this girl had always been a very good friend. We were joined at the hip for many years until we both graduated from high school and moved away to college.

Knowing her this long gave us both great insight on each others lives and I had wanted to contact her to catch up for a very long time.

Things were going great for a while and we were contacting each other back in forth through Facebook when everything went bad. I started noticing that she was driving by my home at all hours of the night! I had told her about my current girlfriend and the fact that I was very happy. I asked her several times not to call my house because the late night calls were upsetting my girlfriend but the calls proceeded.

I finally had to tell her that I didn’t want any contact with her. A few hours after I had sent her an email stopping all contact she calls me at work! She then proceeds to yell at me that she still has feelings for me and she wants another chance at us being together.

I felt that my request for her to not contact me was very direct. Even after this she still contacted me over and over again!. I eventually had to receive a retraining order on her. The whole situation put a heavy strain on my relationship with my current girlfriend

The threat of police action against her seemed to work and she quit contacting me altogether. The strain of this whole situation was apparent in my relationship with my current girlfriend and taught me a very good life lesson. I was forced to remove any and all of my contact information from the Internet. I guess I will stick with staying with the friends that I have .

Here is a agglomeration of 15 free online videos on Microsoft Robotics Development Studio. The Microsoft Robotics Developer Studio is a Windows-based environment for robot control and simulation. You can download Microsoft Robotics Development Studio 2008 Express Edition at no cost.

You need to click on this website to get Microsoft Robotics Development Studio: microsoft robotics development studio

Please click on the following link to see a catalog of webcasts: vb.net robotics

4 Parts of MRDS:

* CCR (Concurrency and Coordination Runtime) – makes asynchronous programming simple. The CCR makes it simple to write programs to handle asynchronous input from multiple robotics sensors and output to motors and actuators. With the use of CCR, we don’t need to do any manual threads management. This may be uniquely convenient in handling concurrency and partial failure. CCR has a failure handling mechanism called Causalities. This is basically a generalization of Try / Catch for multiple threads. But this is for many machines and processes working in synchronous fashion. This is the base of Robotics architecture by Microsoft. You can even use this component for the applications running on a PC instead of a robot. CCR is available in the form of a dynamic link library which may be used by any .net language.

* DSS (Decentralized Software Services) Is the services architecture, and it is a companion to CCR. This is based on Service Oriented Architecture. This allows one to compose applications that may be distributed and modular. This enables you to execute your code in the processing work horses and use anywhere in the distributed environment. The DSS makes it simple to access, and respond to, a robot’s state via a Web browser or Windows-based application. This allows real-time monitoring of robotics sensors and real-time response to motors and actuators.

* VPL (Microsoft Visual Programming Language) Is a visual programming tool that is used for creating and debugging robot applications, web-based and windows-based interfaces.

* VSE (Visual Simulation Environment) Allows one to simulate the behavior of robots in a virtual world using NVIDIA PhysX technology (3D engine) that includes advanced physics.

The Runtime environment Subsists of two elements: the CCR and the DSS. The runtime is based on a lightweight REST-oriented services model. Making it REST based has made the services and applications to be independent of each other. They may be on the same machine or distributed across several machines connected through several methods. When we say REST based, This implies that the resources should be available by query strings. These services are available as resources to the other services, applications or User Interfaces. This is, in reality, how Microsoft is able to promise low coupling across services. The Runtime supports from 8-bit to 32-bit robots. These robots may range from Toy Robots to Industrial Robots.

Microsoft Visual Programming Language Allows anyone to author and debugrobotics programs simply. Just drag and drop blocks that represent services, and connect them. It is also possible to take a collection of connected blocks and reuse them as a single block somewhere else in the program. VPL follows the Observer Pattern. This means that it is not based on Control flow but on data flow which allows some program elements to get executed when some data arrives. VPL provides a model-driven approach to develop and coordinate services.

Easily Simulate Robotics applications using realistic 3D simulated models. Since testing with real robots is often expensive, it saves money to start out in a simulated environment first and then move to real robots once the concepts have been proven to work. Microsoft Visual Simulation Environment (VSE) is based on Microsofts XNA Framework and the rendering engine uses AGEIA PhysX Technology from AGEIA Technologies Inc.. AGEIA Technologies Inc. Is a pioneer in hardware-accelerated physics, enabling real-world physics simulation for robot models. PhysX simulations may also be accelerated using AGEIA hardware. These simulations can be recorded and saved as XML files and played back over and over again.

You must click on the following site to see a related post: robot kits

Six Key Features of MRDS:

* Reuse Modular Services Using a Composable model

Manufacture high-level functions using simple divisions, providing for reuse of code modules as well as better reliability and replaceability. For example, a lower-level sensor service may be integrated into a navigation service.

* Scalable and Extensible Platform

The RDS programming model can be applied to a variety of robot hardware platforms, enabling users to transfer their skills across multiple platforms. The programming interfaces can be used to develop applications on single or multi-core processors.

* Easily extend Microsoft Robotics Developer Studio Functionality

Third parties can extend the functionality of RDS by providing additional libraries and services. Hardware or software vendors can make their products easily compatible with RDS.

* Supports both remotely connected (PC-based) and robot-based (autonomous) application scenarios

Remotely connected scenarios enable communication from a PC to the robot through a serial port, Bluetooth®, 802.11 (WiFi), or RF modem. Programs may also execute natively on PC-based robots running one of the Microsoft Windows operating systems, enabling fully autonomous operation.

* Develop using a ample assortment of programming languages

MRDS permits one to access the runtime services using these programming languages: C# and Visual Basic .NET, JScript, and IronPython

* Microsoft Robotics Developer Studio allows one to use many and various packages to add other services to the suite.

Those other services include:
O Soccer Simulation

O Sumo Competition by Microsoft

O a community-developed Maze Simulator which is a program to create worlds with walls that may be explored by a virtual robot

Sample Applications:

* Princeton University’s DARPA Urban Grand Challenge autonomous car entry was programmed entirely with MRDS.

* In 2008 Microsoft launched a simulated robotics competition named RoboChamps using MRDS, 4 challenges were available : maze, sumo, urban, and mars rover. The simulated environment and robots used by the competition were created by SimplySim and the competition was sponsored by KIA Motors.

Supported Robots:

* Aldebaran Robotics

* CoroWare

* Lego Mindstorms NXT

* KUKA Robotics

* Robosoft’s robots

* Segway

* RoboticsConnection

* RoombaDevTools by RoboDynamics

* WowWeeRoboSapien via the USB-UIRT device

* e-nuvo WALK