How do you count the length of a string (example “Hello, Mr. John. Have a good day.” taking out the commas, periods and white spaces? The count should be 23. I’m coming up with 33 with the commas, periods and white spaces. Answer The @yixizhou answer is simple and accurately a good one but i…
Tag: python
What is the difference between .flatten() and .view(-1) in PyTorch?
Both .flatten() and .view(-1) flatten a tensor in PyTorch. What’s the difference? Does .flatten() copy the data of the tensor? Is .view(-1) faster? Is there any situation that .flatten() doesn’t work? Answer
Fernet class encryption in python and decryption in java not working
I am trying to write a code for encryption in Python and decryption in Java but I am getting an error. I am using cryptography.fernet in python to encrypt a file and when I use Fernet Java for decryption it shows an error. Here is my python code: Here is my java code: The error in Java that I get
Sharing a postgres connection pool between python multiproccess
I am trying to use psycopg2’s connection pool with python’s multiprocess library. Currently, attempting to share the connection pool amongst threads in the manner described above causes: The following code should reproduce the error, which the caveat that the reader has to set up a simple postgres…
Getting error TypeError: ‘>’ not supported between instances of ‘int’ and ‘str’,
I am trying to retrieve the historical hourly data from the cryptocompare API. First function retrieves the latest 2000 data points of hourly data on Bitcoin. However, after defining the times in the get_df function, I am getting an error after running it: Answer So if you look at the API response, it shows T…
Concatenate two models with tensorflow.keras
I’m currently studying neural network models for image analysis, with the MNIST dataset. I first used only the image to build a first model. Then I created a additionnal variable, which is : 0 when the digit is actually between 0 and 4, and 1 when it’s greater or equal than 5. Therefore, I want to…
During creating VAE model throws exception “you should implement a `call` method.”
I want to create VAE(variational autoencoder). During model creating it throws exception. When subclassing the Model class, you should implement a call method. I am using Tensorflow 2.0 Models with names I want to get model. Answer The problem is here: You are passing three arguments to the construction, wher…
How to send text to the Email field within https://accounts.google.com registration page?
I made proton mail maker script that can go to google sign in and put verification code to proton mail code section.. when I run that, it’s working correctly but it’s not typing google account for signing but he is not typing in the email section I had an error in google account email section here…
“How to consolidate Values present in Unique Rownames” and add a row containing their Sum
I want to append 2 Rows (Yes/No) for Each Unique Session name. Eg: Take 1st Session I want to Add 2 Rows Yes and No which comprises of values as stated below Yes -> “On Duty + Attended + Online Prescence” => 25+30+40 = 95 No -> “Did Not Attend => 10. Is there any way to do it in
How do I install python dependency modules through bamboo
I am trying to run a python program through bamboo. How do I install python dependency modules through bamboo I need to install some python modules like flask , xldr etc. Answer You have two options: Remote or log into the Bamboo agent and manually install the modules. This is a one time install and then they…