I want to have a GUI with 2 buttons. Once clicked on either button, I want to see a new GUI which has a button to go back to the main GUI with the two buttons again. This is what I’ve got right now but the ‘Go back’ button doesn’t do anything. How can I go back to my first
How to join two dataframe on different columns without using index
i have following 2 dataframes and i want to merge them. And i want like : can anyone help me , tried below code but i didnt get the solution Blockquote Answer You need reset_index first
Detect duplicate elements python
I get continuously data from a server and can receive the data via the following line of code: After that I would like to write them into a file via: Now the case is, that the same id can appear multiple times, but the value will be a different one. Therefore I would like to extend the out.write into the
Python found URL is invalid
Hi there I have following Problem: I extracted a list of URL’s from a .txt file with Python using this: And the Output contains for some files following: PROBLEM IS: as you see it printed out “#038;” I’m thinking that translates into “&” but there is already a “&a…
Sort a QuerySet by ManyToManyField in Django
I have a model like this: I want to get all Objects of my_model sorted by the number of objects in the foo field. In this Question A friendly Guy from russia says, that you should use django-annontation. I tried the following: and it works fine. Is there any reason I should go the longer way with annotations?…
Computational complexity of modulos and FizzBuzz
So I don’t want to go into whether this is the most perfect code for the FizzBuzz challenge. For those unfamiliar with FizzBuzz, there are four rules in printing out a range of 1-100: Print out all numbers; If the number is divisible by 3, print “Fizz” instead; If the number is divisible by …
Improvement on copy array elements numpy
I have a question regarding variable assignation and memory allocation in a simple case. Imagine that I am initialising a state vector x, with initial value x0. I am then making iterative updates on that state vector with buffer array X and after each iteration, I store the new state vector in a storage list …
JSONField in Django continues to remain empty even after POST request
I have a model with a JSONField in Django. If I issue POST through the browser using Django Rest UI, the data gets entered into the model with no issues. However,when I use Python’s requests.post in my application, everything except the JSONField data stores in the model. Here is my model Here is my Ser…
how to interact with my exe file using python [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 2 years ago. Improve this question Problem: I am a beginner in programming and I learned Python because of my…
Create web server using ONLY standard library
I would like to implement a web page in Python using ONLY the std library. I have done it in PHP but I want to do it in Python and it is very difficult to me to understand the documentation. This is what I done in PHP: Access http://localhost:8888/project/src/car.php. The user has to complete a form where it …