I’m trying to change the hatch color of a hatched area but nothing seems to be working. In this example I’d like the hatches of the red area to be a color other than black (but not affect the color of the hatches in the gray area). The areas are rectangular here, so other solutions would be possib…
pandas not converting an object dtype to float64 even after error free execution of df.astype(‘float64’)
I have tried to convert an object dtype column to float64 using .astype(‘float64’) It ran without raising any error, but when I check the dtype using .dtype or .dtypes it is showing that converted column again as object. real_estate.dtypes Why is it not converting and why isn’t it giving any…
How to vectorize pandas operation
I have a dataset of house sales with timestamped Periods(per quarter). I want to adjust the price according to the house pricing index change per region. I have a separate dataframe with 3 columns, the Quarter, the Region and the % change in price. I am currently achieving this by iterating over both datafram…
Fix parameters of Gaussian mixture model, instead of learning
Let us say I have a dataset data that I use to fit a Gaussian mixture model: I now store the learnt covariances fit_model.covariances_, means fit_model.means_ and weights fit_model.weights_. From a different script, I want to read in the learnt parameters and define a Gaussian mixture model using them. How do…
How to fix ValueError: time data ’18/02/2020 20:14:31′ does not match format ‘%d/%m/%y %H:%M:%S’ in Python?
I am developing a web application with Flask Python. I have a Mysql table with a text column date: These data above are date in string format. I need to convert these string dates into format dates. I did this in python : But I get this error output: I don’t understand as ’18/02/2020 20:14:31̸…
Errors in installing keras using pip?
I am trying to install Keras library using pip in windows 10. I have all the requirements installed, python>=3.8, pip>=20.0.0, NumPy, pandas, matplotlib, virtualenv. But I’m getting the following error. I thought this error was caused due to improper installation of h5py & hdf5. I tried instal…
How to plot 3D points in Matplotlib
I have a question I have a dataset which contain 1200060 rows and 3 column. column contain points and I have to draw a 3D plot for it. I’m using the code below but I don’t know where is the error. error is: I tried this one too but unsuccessful this one run but didn’t show any output and usi…
Label dataframe column with a list
I have a dataframe column text I would like to create another column term by matching it with a list [‘apple’, ‘banana, melon’] The result I get However, I expected it to be I sense that it might be because I use a list but I don’t know how to make a loop in lambda itself Answer …
How to do an outer product of 3 vectors to create a 3d matrix in numpy? (and same for nd)
If i want to do an outer product of 2 vectors to create a 2d matrix, each element a product of the two respective elements in the original vectors: I want the same for 3 (or for n) vectors. An equivalent non numpy answer: out: How to do this with numpy [no for loops]? Also, how to do this for
Decoding a Payload using GitHub Decoder Script
Abstract: I am analysing a pcap file, with live malware (for educational purposes), and using Wireshark – I managed to extract few objects from the HTTP stream and some executables. During my Analysis, I found instances hinting Fiestka Exploit Kit used. Having Googled a ton, I came across a GitHub Rep: …