datahub | experimental hosted platform | Data Visualization library
kandi X-RAY | datahub Summary
kandi X-RAY | datahub Summary
An experimental hosted platform (GitHub-like) for organizing, managing, sharing, collaborating, and making sense of data.
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of datahub
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Community Discussions
Trending Discussions on datahub
QUESTION
I am looking to extract and use (within the same Jupyter notebook) the model identified as the best model from RandomizedSearchCV for future fitting and graphing. Specifically, I am looking to re-fit the Keras Neural Network identified as the best so that I can plot the loss and accuracy against the same or other dataset.
If I run the following code, I get the output I expect - the best score and the paramaters used in obtaining that score.
...ANSWER
Answered 2021-Jun-07 at 21:35grid_result.best_estimator_
contains the refit estimator (since you've left the default value for the refit
parameter), which is a fitted clone of your clf
. That happens to be a pipeline object (with two steps) in your case; if you want to access the keras model, you can access it as though a dictionary:
grid_result.best_estimator_['model']
will be a fitted KerasClassifier
object. And those have the model
attribute which contains the native keras object:
grid_result.best_estimator_['model'].model
QUESTION
I am hosting a dotnet 3.1 WebApi with SignalR on IIS 8 with WebSocket Protocol enabled on the server. The hosted API application works just fine for the first few minutes but stops working after a while and doesn't respond to any requests.
Client-end is in Angular 11, which works as it should be. but when this happens, the client-side takes a long time to finish the API request.
And have to restart the application then again it works for few minutes.
IIS log shows this error
System.InvalidOperationException: The 'InvokeCoreAsync' method cannot be called if the connection is not active
Searched for this error but nothing is working till now.
Controller Constructure ...ANSWER
Answered 2021-May-29 at 03:55Thanks, @lex-li for mentioning the issue with the controller instance. So now the Hub is instantiated with IHubContext and that apparently solved the issue here.
QUESTION
Previously I've reported it into kafkacat
tracker but the issue has been closed as related to cyrus-sasl
/krb5
.
ANSWER
Answered 2021-May-13 at 11:50Very strange issue, and honestly I can't say why, but adding into krb5.conf
:
QUESTION
Panda receive data from a url and make a data table, how do I extract a specific column from this dataframe into a list. Specifically, here is my code to allow panda to retrieve the information from the url
...ANSWER
Answered 2021-Apr-28 at 01:29This should work for your use case:
QUESTION
I would like to create a covid map which uses geojson to download countries from "countries.json" unfortunately the countries do not show on the map
- Here is the link to my work effects: https://neqts.github.io/map/
- And here is the link to the source code:https://github.com/neqts/map/tree/master
- It should looks like this : https://datahub.io/core/geo-countries
Help...
...ANSWER
Answered 2021-Apr-20 at 10:48You are almost there. Just import the countries json, delete local countries variable and pass countries as prop to your CovidMap
component
QUESTION
I have been looking into OData for .NETCORE for the first time but can't seem to achieve something quite simple.
I have created an unbound function which returns a string and accepts a string parameter, I have read multiple docs and copied exactly what they did there (except, I replaced the int parameter for a string).
So I ended up with the following setup (I am using .NET 5 / API):
...ANSWER
Answered 2021-Apr-15 at 14:33String parameters have to be provided in single quotes:
localhost/api/GetClients(UserId='abc')
QUESTION
I have a simple application that queries a remote URL for a city code.
views.py
...ANSWER
Answered 2021-Apr-14 at 17:30Here can be used a list comprehension:
QUESTION
I'm working on a Gradle (Groovy, not Kotlin) library using a bunch of external libraries, and we have a case where we want to implement double-inheritance in our code off of a custom Task provided by an external library. (For reference, that library is specifically the MarkLogic DataHub, and we're extending RunFlowTask, but I've generalized a bit for this example. There are a few restrictions that introduces, but I'm fairly certain all of them can be worked around.)
What I want is the following:
ClassA.gradle
...ANSWER
Answered 2021-Mar-30 at 11:55Answer was on the second attempt. In build.gradle
, it needed to be:
QUESTION
I am using material UI to list dropdown value I have a hub,Country and account dropdown fields i want to set the first value of the array object to select initial value selected.
data file:
...ANSWER
Answered 2021-Mar-30 at 08:51Try using defaultValue
instead of value
in tag.
QUESTION
I am using the latest versions of Marklogic datahub and MarkLogic Server.
- Data Hub 5.4.1 QuickStart
- MarkLogic Server Version 10.0-6.2
In MarkLogic Datahub, I have created a flow for a data source.
Here the data source is reading data from csv files.
I have created an entity and I am able to do the Ingestion and Mapping.
After executing the Ingestion and Mapping steps, I have observed that the triples do not get generated in the mapping output file.
Am I missing some steps here which is required for the data hub to generate the triples in the Mapping output file?
I kindly request you to help me in this regard.
Thank You.
...ANSWER
Answered 2021-Mar-30 at 01:32A standard data hub mapping flow never fills in the triples section of the envelope.
By default, neither does a custom mapping step, unless you explicitly put some triples in there.
However, if you have defined an entity and mapped to it, then the data hub will insert triples into the triple index under the covers.
You can verify this on your database by going into query console, selecting the Final database, and running the following SparQL query:
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