Mobius | C # and F # language binding and extensions to Apache Spark
kandi X-RAY | Mobius Summary
kandi X-RAY | Mobius Summary
C# and F# language binding and extensions to Apache Spark
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of Mobius
Mobius Key Features
Mobius Examples and Code Snippets
def mobius(n: int) -> int:
"""
Mobius function
>>> mobius(24)
0
>>> mobius(-1)
1
>>> mobius('asd')
Traceback (most recent call last):
...
TypeError: '<=' not supported betwe
Community Discussions
Trending Discussions on Mobius
QUESTION
I'm trying to convert an old OpenGL screen saver to WebGL. It's supposed to render a Möbius strip with numbers from "00" to "23" written along it like the numbers on an analog clock's face. This is what the original looks like:
For reasons I don't fully remember now, the texture of the strip is divided into 4 separate files named hours?.bmp
, where the ?
stands for 0
..3
. Accordingly, I tried to load each file into a different texture unit as follows
ANSWER
Answered 2021-Jun-05 at 20:53gl.bindTexture
binds the texture to the active texture unit. The active texture unit is a global state and can be changed with gl.activeTexture
. Every time gl.activeTexture
is called, the active texture unit is changed. This affects all subsequent calls to gl.bindTexture
.
The 2nd line in loadTexture
is gl.bindTexture(gl.TEXTURE_2D, texture)
and binds the texture to the randomly set texture unit.
Use the texture unit 0 (gl.TEXTURE0
) in loadTexture
to load the texture. After loading the textures, bind them to specific texture units. Alternatively, you can pass a specific texture unit to loadTexture
and use it when loading the texture.
QUESTION
I have this script that is looping indefinitely - there are two printers to check once each - printer01 and printer02. If they are DOWN or OFF then send an email. Why is it looping indefinitely on the first printer01?
...ANSWER
Answered 2021-May-11 at 16:55Consider adding error checking after each external command.
You can use ksh -x
to run your script to see your mistake, this turns on debugging mode. You can also do this by adding set -x
inside the script.
Your script is looping because the variable $c is not being set the way you think.
You might want to check the exit code ($?) from each external command, and also check that the stdout returned by lpstat
is not empty or any error, and verify that the mail program is on the PATH and executable etc.
Try a different approach, something like this:
QUESTION
I'm developing my own graphics engine to render all sorts of fractals (like my video here for example), and I'm currently working on optimizing my code for Julia Set matings (see this question and my project for more details). In the fragment shader, I use this function:
...ANSWER
Answered 2020-Aug-02 at 15:33I'm not sure if this will help, but yes you can do complex arithmetic by matrices.
If you regard a complex number z as a real two-vector with components Re(z), Im(z) Then
QUESTION
In my example architecture; I have an IN-Mobius and a ADN-AE-Thyme (nCube Thyme).
First of all; i created a AE which is called "ae_test_02", i can GET this resource via Postman.
After this step; i run ADN-AE-Thyme, thyme.js, and it created a container which is called "thyme_01", and also i can GET this resource via Postman.
Also in that step, thyme.js add containerInstances into the "thyme_01" container. Then, i can get that latest containerInstance with "/la" parameter via Postman
In this point, the problem has began. I create a group resource, while creating i tried couple solutions, always fail. I tried in "mid" attribute;
...ANSWER
Answered 2020-May-11 at 13:06I think there are two issues with your example.
The first issue is with the request to the . You need to distinguish between requests to the resource itself and requests to the members of the .
There is no child resource of the resource itself. This is why you receive an error message. If you want to pass a request to all members of a resource then you need to target the virtual child resource . In your case the request should target URI https://localhost:7579/Mobius/grp_text_100520/fopt
. Since you already have the resources as members you won't need to add the /la
part to the request. However, I would recommend to only add the resources to the group and use the target URI https://localhost:7579/Mobius/grp_text_100520/fopt/la
to retrieve the latest of each container.
The second (smaller) issue is that from what I can get from your example code that you add the same resource multiple times to the group, but only with different addressing schemes. Please be aware that the CSE must removes duplicate resources when creating or updating the mid attribute.
Edit after question update
It is not very clear what your resource tree looks like. So, perhaps you should start with only one resource references and continue from there. Valid ID's in the mid attribute are either structured (basically the path of the rn attributes) or unstructured ID's (the ri's). The CSE should filter the incorrect ID, so you should get the correct set of ID's in the result body of the CREATE request.
btw, where does "thyme" come from? This is only in a label, which does not form an ID.
Regarding the resource: Normally all request would be targeted to the resource, but requests to the virtual resource are forwarded to al the members of the group. If a resource referenced in mid is accessible then the request is forwarded and the result is collected and is part of the result body of the original request.
You also need to be careful and regard the resource types: only send valid requests to the group's members.
Update 2
From the IDs in the mid attribute of the resource it looks like that the CSE validated the targets (though the cnm (current number of members) is obviously wrong, which seems to be an error of the CSE).
So, you should be able to send requests to the group's resource as discussed above.
For the CSE runtime error you should perhaps contact the Mobius developers. But my guess is that you perhaps should download and install the whole distribution, not only a single file.
QUESTION
I'm attempting to decode regular expressions from a json file:
...ANSWER
Answered 2020-Apr-08 at 14:09The method decoder.unkeyedContainer
is intended for parsing of arrays. Respectively it's necessary to use decode.singleValueContainer
for single values:
QUESTION
In my raytracer all surfaces are centered at the origin and oriented on Y axis. Displacement, rotations and resizing are obtained through transformation matrix applied on rays.
I recently rendered a torus in my ray-tracing using its Cartesian equation:
(x^2 + y^2 + z^2)^2 - 2 * (r1^2 + r2^2) * (x^2 + y^2 + z^2) + 4 * r1^2 * y^2 + (r1^2 - r2^2)^2
to which I replaced every point with the ray equation:
ex: X = Ray.ori.x + T * Ray.dir.x;
With the ray components replaced in the equation, I got the 5 coefficients of my quartic function which can be used to find the equation roots (the T intersections) with a 4th degree polynomial solver algorithm.
I was wondering if a mobius strip can be rendered the same way. My research did not bring up much, I found some Raytracing codes using cubic equations but copying the 4 coefficients led me to incomprehensible forms and artifacts.
Could you help me to render it? Also advice to render it with another method is welcome.
Thanks!
...ANSWER
Answered 2020-Jan-19 at 19:37I took the (Cartesian) cubic equation of the mobius from: mathworld then I replaced the x,y and z of mobius with the ray equation.
However the result is this one:
Here is the code to calculate the mobius coefficients.
QUESTION
Trying but failing; also open to manual install if someone can help.
FYI, end goal is to install mobius-network-js to begin dev on a Mobius DApp
...ANSWER
Answered 2018-Dec-11 at 07:10Open git bash and and try the following commands:
nvm install [version_needed]
nvm use [version_needed]
Instead of [version_needed] write down the relevant version of nodejs: https://nodejs.org/en/download/releases/
QUESTION
Here is a Octave/Matlab code for generating a Mobius strip.
...ANSWER
Answered 2018-Oct-20 at 15:34plot3(x([1 end],:).',y([1 end],:).',z([1 end],:).', "b")
QUESTION
I'm trying to update my ruby gems, I had to go the manual route, download > unpack > CD there, the run: ruby setup.rb
To here I was good to go; now however, when trying to update said gems, or when I try to install the mobius network client, I get the following:
...ANSWER
Answered 2018-Dec-11 at 15:13Your request timed out, you may have a network problem, eg. proxy, dns, firewall, routing, etc.
QUESTION
Keep failing to install mobius-client-js"
...ANSWER
Answered 2018-Dec-11 at 05:08As per your error message:
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