What's this?"Roomblock" is a robot platform consists of a Roomba, a Raspberry Pi 2, a laser sensor (RPLIDAR) and a mobile battery.The mounting frame can be made by 3D printers. ROS navigation system enable to make a maps of rooms and use it to reach to the goal autonomously.Who need this?Anyone want to learn the cutting-edge technologies of robotic navigation, mapping, and autonomous driving. This robot can is built easily and lower cost than other co
Turtlebot has an application panorama to realize iPhone360 panorama photography function. The official use of the Create base and Kinnect, when using the Roomba base and the Xtion Pro live package, found that the tutorial does not start.1. StartRoslaunch turtlebot_bringup minimal.launch \ Load wheel drive Open another Shell windowRosservice Call Turtlebot_panorama/take_pano 0 360.0 30.0 0.3 ordered a camera spinThis time found that
JQuery provides image likes + 1 animation effects (with Online demo and demo source code download) and jquery Online demo.
This article describes the image thumb up + 1 animation effects implemented by jQuery. We will share this with you for your reference. The details are as follows:
The running effect is as follows:
Click here to view the Online
Introduced
Re-imagine the Windows 8 Store Apps Notice
Toast-Application of notifications
Application of Tile-porcelain paste
Badge-Application of the coat of arms
Badge-Polling the service side to update Badge notifications
Example
1, the basic application of demo toast
Notification/toast/demo.xaml
Notification/toast/demo.xaml.cs
* * TOAST-Notification * TOASTNOTIFICATION-TOAST notification * content-toast content, XmlDocument type of
Demo of the second and third besell curves (demo + Get coordinate point) and besell demo
Demo of secondary besell curve:
See the Pen quadraticCurveDemo by hanyanjun (@ hanyanjun) on CodePen.
My demo address (second)
We recommend that you click the above link.
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What does demo mean?
What is DEMO?When it comes to DEMO, players generally think it is an animation that describes the story before the game starts. However, the DEMO we are talking about
Objective
The prevalence of NIO frameworks makes it possible to develop large concurrent and high-performance Internet services. The most popular of these is Mina and Netty, and Mina's current major version is MINA2, and Netty's main version is Netty3 and Netty4 (Netty5 has been canceled: see this article).
This article will demonstrate a complete example of two-way communication based on the Netty4 UDP server and a standard UDP client (Java implementation). In fact, Netty4 's UDP example is
9. More exciting WebGL demo and exciting webgl demo
Firefox OS, asm. Js and promotes browser performance improvement. Canvas and WebGL technologies are the possibility of opening up a world. I am on 9 excited canvas demo and then bring it with 9 WebGL demo, but I want to go beyond this article. I found nine more spirit
This article illustrates the fingerprint scanning effect of jquery implementation. Share to everyone for your reference, specific as follows:
The screenshot of the running effect is as follows:
Click here to view the online demo effect.
The specific code is as follows:
Full instance code click here to download the site.
More about jquery effects related content readers can view the site topics: "jquery animation and special effects usag
Dubbo Project demo, using the following methods:
1. Install zookeeper on a machine "a" (physical, virtual), then start "Zookeeper-3.4.6\bin\zkserver.cmd".
If the boot is flashing over, then the configuration is not correct, the primary location of the configuration in: Conf/zoo.cfg file path, as follows:Datadir=c:\\zookeeper-3.4.6\\zookeeper-3.4.6\\dataDatalogdir=c:\\zookeeper-3.4.6\\zookeeper-3.4.6\\logs
2. Run "edu-common-parent, Edu-facade
Flash can be used to make a more vivid demo animation, but its use is more complex, it is not suitable for ordinary teachers master. By the development of China Jinshan company WPSOffice2005, is a Microsoft OfficeXP depth-compatible products, as one of its important components of WPS Demo 2005, easy to learn and Easy-to-use, but also has a strong custom animation features, flexible use of her provided by th
Spring dynamic multi-data source instance Demo and spring dynamic instance demo
Recently, many people have consulted Spring on how to configure multiple data sources. It is troublesome to answer the questions one by one, and the configuration in previous blog posts is also problematic. Therefore, we hereby release a Demo for you.
There are two data sources in the
Free Image Storage and graph [demo download], image demo
Images can be used either on a blog system or on other websites. However, we all know that image access is resource-consuming, disk space-consuming, and bandwidth-consuming.Therefore, we generally use a specific image server. However, for example, when I wait for some time, I will definitely not spend money on those things. Today, I will introduce a h
Aurora push --- Android Demo, Aurora --- Android demo
For a dry job. for the programmer of. net, it is just like a dog biting a hedgehog and does not know where to start. For the programmer, it is both a challenge and an opportunity, because the knowledge is the same, in addition, in the small series of program life, leave the most precious memories, although later small series are not necessarily engaged i
1. Establish a demo mentality:As a presenter, you must have a peaceful, confident, and positive attitude. I believe that I can be successful and recognized by users.A good demonstration mentality antenna is positioned on its own, attaches importance to and dares to challenge its opponents, and plays its role on the scene.In a good demo mentality, the presenter will not be impatient. When they come up, they
Samples directory Below is a demo that comes with your ownFound a lot of friends do not know how to start DIOCP, the following is a brief description of the demo, I hope to be useful to everyoneC#\simpleA simple callback test written in C #, the service side opens the Echo serverSamples\echoThe IOCP is sent back to the client immediately after receiving the data from the server.You can see from this
Dwr Implements user management demo and dwr user management demo
DWR:
Direct Web Remoting is an open-source Remote Server Ajax framework used to improve the interaction between web pages and Java. It can help developers develop websites that contain AJAX technology. It allows the code in the browser to use JAVA functions running on the WEB server, just as it is in the browser.
Lighting Demo Sample Demo
1. Demo Introduction
In our light demonstration program, we implemented 3 different light sources: 1 parallel lights, one point light, and one spotlight. The position of the parallel light is fixed, the light revolves around the terrain, and the spotlight follows the camera and points to the camera's viewing direction. The lighting
Native ajax waterfall stream demo sharing (mandatory), ajax waterfall demo is mandatory
Recently, I heard from my friends that there are a lot of waterfall streams, so I will study it myself. A simple native demo will be shared with you...
There are three simple documents with detailed notes: img, ajax. php, demo. php
Demo function: Use UIimageView to achieve 360-degree rotation.
Demo Description: iPhone6.1 is successfully tested. The main code is FVImageSequence. m. In the touchesMoved event, the rotation effect is generated by replacing the image of UIimageView.
Demo screenshot:
Demo main code:
[Html]-(Void) touchesMoved :( NSS
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