kandi X-RAY | irobot Summary
kandi X-RAY | irobot Summary
irobot
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Top functions reviewed by kandi - BETA
- Receive notification of the user
- Check image
- Hashes a string using SHA - 256
- Create the sign
- Start the downloader
- Downloads a file from an URL
- Entry point for the application
irobot Key Features
irobot Examples and Code Snippets
Community Discussions
Trending Discussions on irobot
QUESTION
I'm working on an interface for the irobot create 2 and am having trouble reading a single incoming data packet. Where can I find more detailed information about doing this via the use of termios, read(), write(), and printf()? I'm fairly new to this kind of programming, aside from some robotics projects during college, and am probably missing some key points. Please spare my ignorance.
So far I've successfully confirmed sending of commands which initialize the robot, start it in various modes, start/stop the IO, and turn the robot off. To read the data, which comes in as a single byte, I've sent the commands to locate the designated sensor packet via the write function and this is where I get confused. I've allocated a vector for a single byte and am trying to read() the returned value and then printf() it. I'm not sure which data types to use when printing the value or if I'm even getting what I want.
...ANSWER
Answered 2019-Nov-11 at 20:47Oh, this is pretty simple. You can read those bits with something like...
QUESTION
User @adventured posted this on Hacker News:
...ANSWER
Answered 2019-Aug-31 at 22:14My guess is that maybe this expression might simply work OK:
QUESTION
I have a .NET 4.7.2 application using WPF MVVM. I am connecting to a robot using the provided library from the manufacturer. Unfortunately, their method that connects to the robot stops for 30 seconds when the IP parameter is faulty and this essentially freezes the UI.
I decided to use async/await to fix this issue, based on this I figured it is an I/O-Bound problem, but since the method I use to connect to the robot is sync, I couldn't await it. In the examples I saw they usually used async libraries at the first place and I couldn't find how to solve this problem, when a sync method is provided by 3rd party is freezing my UI.
The first code snippet didn't work, my UI stopped for 30 seconds when I tried to connect.
...ANSWER
Answered 2019-May-27 at 02:40I think you have completely misunderstood what .net async is doing.
Task
is an implementation of the Promise monad.
This can be in a variety of states (very simply).
- Not Complete
- Complete with Result
- Complete with Error
This is how the async/await engine does its magic. Methods can "complete" without a result.
Task.FromResult
creates a Promise in the 2nd state. That means the the async/await engine has no chance to go off and do something else whilst waiting for the result.
One problem with the .net async await framework is the "Turtles/Async all the way down" problem. For async await to work properly, you need everything going down to be using the new fangled async/Task implementation (which is a pain since in general, that means reimplementing the entire library again).
A quick work-around for this is to use Task.Run
. It is an acceptable workaround, for 3rd party libraries which do not support async/await.
QUESTION
I apply the Spring framework for dependency injection by XML-based configuration.
For example, I have 3 classes:
...ANSWER
Answered 2017-Dec-27 at 17:24Slightly refactor your class
QUESTION
I'm programming a part of a Web application in which I replace words from a text. I used the Replace function, but I replaced text that I do not want (below put an example). Now I have implemented a function that by splitting the text into words, but when I want to replace two contiguous words in the text. Obviously, it doesn't work.
The first option:
...ANSWER
Answered 2017-May-31 at 12:04As I understand, you only want to match whole words and not sub-strings.
The solution would be to add word boundaries to your regex :
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install irobot
You can use irobot like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the irobot component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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