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Showing posts from August, 2022

Understanding Scipy's Least Square Function With IRLS

I'm having a bit of trouble understanding how this function works. a, b = scipy.linalg.lstsq(X,… Read more Understanding Scipy's Least Square Function With IRLS

What Object To Pass To R From Rpy2?

I'm unable to make the following code work, though I don't see this error working strictly … Read more What Object To Pass To R From Rpy2?

Python/Numpy - Masked Arrays Are Very Slow

Is there anything I can do to speed up masked arrays in numpy? I had a terribly inefficient functi… Read more Python/Numpy - Masked Arrays Are Very Slow

CKAN Load Test Data - Permission Denied For _table_metadata

I installed CKAN 2.2 from source given the instructions at http://docs.ckan.org/en/latest/maintaini… Read more CKAN Load Test Data - Permission Denied For _table_metadata

Word Frequency Using Dictionary

My problem is I can't figure out how to display the word count using the dictionary and refer … Read more Word Frequency Using Dictionary

SQLAlchemy Column To Row Transformation And Vice Versa -- Is It Possible?

I'm looking for a SQLAlchemy only solution for converting a dict received from a form submissio… Read more SQLAlchemy Column To Row Transformation And Vice Versa -- Is It Possible?

Computing Information Content In Python

I need to compute information content from two Python lists. I understand that I can use the follow… Read more Computing Information Content In Python

How Can Dynamic Page Numbers Be Inserted Into Added Slides?

When adding slides via a modified python-pptx, placeholders appear for the slide number on each sli… Read more How Can Dynamic Page Numbers Be Inserted Into Added Slides?

ZeroMQ + Django & Uwsgi Issues

Using django, we need to send a message to another, separate python program. Zeromq seems to be lig… Read more ZeroMQ + Django & Uwsgi Issues

Tensorflow With Cuda, Libcudart.so.7.5: Cannot Open Shared Object. Eclipse (Liclipse)

When I import tensorflow in Liclipse I get the following error: Traceback (most recent call last)… Read more Tensorflow With Cuda, Libcudart.so.7.5: Cannot Open Shared Object. Eclipse (Liclipse)

Train Custom Voice Using Azure AI

I need help in completing one of my project work which says 'train a custom voice using Azure A… Read more Train Custom Voice Using Azure AI

How To Record State Of Xbox/gamepad Controller In Python?

I need to know at a specific time the value of all buttons of an xbox controller. The reason being … Read more How To Record State Of Xbox/gamepad Controller In Python?

Upload Images From From Web-page

I want to implement a feature similar to this http://www.tineye.com/parse?url=yahoo.com - allow use… Read more Upload Images From From Web-page

Keras/scikit-learn: Using Fit_generator() With Cross Validation

Is it possible to use Keras's scikit-learn API together with fit_generator() method? Or use ano… Read more Keras/scikit-learn: Using Fit_generator() With Cross Validation

How To Reference A Dict Object?

I have a Python dict object d. d = {'a': 1, 'b': 2, 'c': 3}. My problem is … Read more How To Reference A Dict Object?

ElementTree - Issue In Appending The Subelement To An Element

I want to create subelement to an element that comes next to the element country singapore here. Su… Read more ElementTree - Issue In Appending The Subelement To An Element

How Do I Show An Image In Google Colab?

When I use cv2.imshow(img) colab throws a DisabledFunctionError (https://github.com/jupyter/notebo… Read more How Do I Show An Image In Google Colab?

How Do I Set Up Permissions In Django-rest-framework So That The Session User Can Only List Objects Which Have A Foreign Key To That User?

I have models like this: class TheModel(models.Model): name = models.CharField(max_length=10) … Read more How Do I Set Up Permissions In Django-rest-framework So That The Session User Can Only List Objects Which Have A Foreign Key To That User?

Numpy Delete List Element From List Of Lists

I have an array of numpy arrays: a = [[1, 2, 3, 4], [1, 2, 3, 5], [2, 5, 4, 3], [5, 2, 3, 1]] I ne… Read more Numpy Delete List Element From List Of Lists

Pandas Groupby Return Average BUT! Exclude NaN

So Im trying to make sense of the pandas groupby function and to reduce a large data frame I have. … Read more Pandas Groupby Return Average BUT! Exclude NaN

Reading Depth Buffer With PyOpenGL

Basically, I'm trying to extract a depth map (by this I mean a matrix with z corresponding to z… Read more Reading Depth Buffer With PyOpenGL