How to create a new column in a pandas Dataframe based on a value in other...
rPobably a simple question but I can't find the correct instruction to do it easily.I have 2 dataframes with the following structure.Dataframe 1Name1 Name2 Col1 Col2 Col3 Col4aaa bbb 1 3 5 7ccc ddd 9 8...
View ArticleHow to reverse regex pattern?
Let's say I have this string:exampleString = 'Hello @world! This is a #sample ^string 5with @words that ^start with symbols.'And I want to print all words that does not start with any symbol.pattern =...
View ArticleClik here to view.
Wxpython Sizer position
I have the below sample application which has a couple of simple sizers which, for some reason, are centered vertically, which I dont want (see attachment). I want the wxchoice sizer to be position at...
View ArticleClik here to view.
How do I properly use my python environments?
So I have a kinda clumsy python environment like this:I feel like it's really messy and I just want one environment that's the default, and that should be whatever latest version of python there is. In...
View ArticlePlease help me write the code for this problem [closed]
[enter image description here](https://i.stack.imgur.com/vGtz6.jpg)Please help me solve the problem.Please send the code in python if possible.Problem is as follows:This morning, Raman awakens with a...
View ArticleI'm getting ValueError: I/O operation on closed file. even though my file...
I'm working through 'Automate the boring stuff with python' and I think I've mostly got this project set up correctly but I'm getting an error that I'm trying to operate on a closed file, but unless...
View ArticleCTF Challenge, Unable to leak stack canary with return orientated programming
For a small ctf challenge, I use the tool called Bropper, which is based on blind return-oriented programming. This tool checks if a forked server crashes or doesn't crash, and can leak information...
View ArticleGet href link using python playwright
I am trying to extract the link inside a href but all I am finding it is the text inside the elementThe website code is the following:<div class="item-info-container "><a...
View ArticleHow to check if there's a specific number of records for a unique_id in a df?
I have a df like this:data = {'ds': ['2024-02-01', '2024-01-01', '2023-12-01', '2024-02-01', '2023-12-01'],'y': [500, 600, 700, 800,500],'unique_id': [1, 1, 1, 2, 2]}input_df = pd.DataFrame(data)I need...
View ArticleClik here to view.
Seaborn Scatterplot is using multiple different markers instead of dots
I am running seaborn 0.13.2.I am trying to make a scatterplot with only dots. When i try sns.scatterplot(end_of_year_2018) it shows all kind of weird symbols, from triangles to +,* etc. etc. (see...
View ArticleQWebSocket client doesn't connect to QWebSocketServer if server is set to not...
The problem:I want to make client to retry connection if server is unreachable by sending ping/text message using qtimer.Client is expecting to get pong/text message from server to start processing...
View ArticleCannot use relative folder structure in NPM packages.json
Im using the example flask/react app from this github https://github.com/Faruqt/React-FlaskProblem is I have the flask.exe in Project/venv/scripts folderand the repository is in...
View ArticleOpenCV Fish Eye Undistorting Issues for Object Detection
I am using a fish eye lens for object detection to maximize FOV. I have code to undistort the image but the reprojection error (2.9) is not great and the edges are really messed up. I have attached...
View ArticleClik here to view.
Find the optimal clipped circle
Given an n by n matrix of integers, I want to find the clipped circle which maximizes the sum. Here is a picture and then explanation/code will follow:The circle has center at (0,0) and we are only...
View ArticleHow do I pull down single cell RNA sequencing data from NCBI and process with...
I am new to scRNA sequencing analysis and having a hard time beginning the process of data analysis. I'm downloading the roughly 35GB dataset from NCBI using SRA ToolKit....
View ArticleClik here to view.
I am having trouble loading data using sqlite3 in jupyter notebook with the...
I am doing a data analysis with Python course and I am struggling to load the salika.db data base to perform some analysis. salika.db is saved in the same location as the notebook.import numpy as...
View ArticleFinding the initial state of LFSR from partial known sequence
Is there a faster way (or even possible) to find the initial state of m-bit LFSR, if I know the part of the generated sequence?Example: Given m=16, feedback polynomial as x^16 + x^12 + x^3 + x^1 + 1...
View ArticleModuleNotFoundError: No module named 'PyQt6'
After creating a virtual environment for Python on my mac and installing PyQt6, when I type:from Pyqt6.QtWidgets import QApplication, QWidget, QPushButton, QVboxLayout in IDLE it works with no error...
View Article"min() arg error is empty sequence" error while trying to draw a count / barplot
currently learning to develop dashboard application with Shiny for Python, i'm facing issues while trying to plot a graph with filtered data.i'm using an initial dataset, i want to filter using...
View ArticleBash not working properly when running Docker as non-root
I want to run a docker with a bash, when i was running with basic configuration it ran as root and it showed the terminal properly. But when i moved to non-root user now the terminal just shows $ and...
View Article