I have two arrays: And I’m running the foll)owing code: I get the following result: Why are the last elements changed? I don’t see why X is changed by indexing some elements. edit: added np.array Answer Output:
Category: Python
Why can’t I write to a text file? Python 3.10
I tried ‘r+’ and ‘w+’ but couldn’t write. I’m not getting any errors. what could be wrong? I had changed the position WITH but nothing changed. I want to write the STRING of the ARTICLE TITLE in a text file. I can write to csv. The error I am seeing now is this. UnicodeEncodeError ‘cp932’ codec can’t encode character ‘u3299’
How to use applymap lambda with two conditions
I’d like to find duplicated rows in a Pandas dataframe. When I use df.duplicated() it returns the following error: TypeError: unhashable type: ‘list’ To resolve this error, I tried the following: However, I receive a new but similar error: “TypeError: unhashable type: ‘dict'” Does anyone know how I can use applymap lambda with two conditions? (the conditions are if isinstance(x,
Create a dataframe based on 3 linked dataframes using a constraint on cumsum
I do have three dataframes like this: that looks as follows and I would like to create another dataframe using these 3 dataframes that looks as follows: Here is the logic for C1: First, one checks the first value in column C1 in df3 which is an a. Second, one checks in df2 where one first finds the letter determined
Why while running the program I am getting object not callable
Answer You are getting this because when you are calling the name() method but the program (python compiler) thinks that you are calling the name attribute of that object. To prevent that from happening this just use a different name for every methods, attributes and variables.
df.explode() function not working in python
I am facing a weird issue, I have a column name ‘window’ in a data frame and it has a list of values i.e., [3,9,45,78]. I am trying to explode this column using df.explode(‘window’) but this is doing no job. datatype of ‘window’ column is object. I have checked my pandas version it is – 1.3.4 dataframe example Answer Remember
Django dev server no longer reloads on save
I’m developing a simple Django app and things were going great until suddenly the dev server stopped reloading automatically on file change. Now I have to manually restart the server every time I change some Python file, which is pretty annoying. I’ve tried removing my virtual environment and reinstalling Django to no avail so I guess the problem is with
(Tensorflow) Stuck at Epoch 1 during model.fit()
I’ve been trying to make Tensorflow 2.8.0 work with my Windows GPU (GeForce GTX 1650 Ti), and even though it detects my GPU, any model that I make will be stuck at Epoch 1 indefinitely when I try to use the fit method till the kernel (I’ve tried on jupyter notebook and spyder) hangs and restarts. Based on Tensorflow’s website,
How to resize image without losing pixel qualityin python?
I have an 32×32 image. I resize it for 512×512 in python, quality and view of image is not same when I resize it in paint. original image resized-with-paint resized-with-python What is needed to add to have same result as Paint? Answer Use: for that effect. It is not really a “loss of quality” that you are seeing – it
How to create a nest list or a tree view from a flat list based on value condition?
I am working on a problem that given a flat list of strings. But based on the name of the string I would like to create either a nested list, a dictionary or a Node class. Anything that can have a tree structure The string looks something like: [‘big_1’, ‘small_1’, ‘item_1’, ‘item_2’, ‘big_2’, ‘small_2’, ‘item_3’] This should be turned into