I have been attempting to SSH tunnel into an EC2 instance and connect to DocumentDB that is located in the same VPC. I’ve tried all of the solutions I could dig up online with no luck. I am using the ssh_pymongo module, which wraps SSHTunnelForwarder. I am able to SSH directly into the EC2 instance and …
Iterate through a dictionary and update dataframe values
i have a dictionary and a df column contains the country code “BHR”,”SAU”,”ARE”..etc how to update this column so if it find any of the dict keys it will create new column [“TIMEZONE”] row to the dict value. also add if statement that if the row is not equal to …
Python/Pandas time series correlation on values vs differences
I am familiar with Pandas Series corr function to compute the correlation between two Series, so example: This willl compute the correlation in the VALUES of the two series, but if I’m working with a Time Series, I might want to compute teh correlation on changes (absolute changes or percentage changes …
How can I make sure that I can print 0 instead a negative number to refer as the enemy being dead in a fighting game
I’m a fairly new programmer, but I am trying to make a fighting game code, but I have been stumped on one part, within my code I am trying to make sure that when the enemy health = 0, it will end. I can make the program end, well. But I don’t want to enemy health to go under 0,
How to get the text from certain class name if other sibling class exists?
I’ve tried to get the text from class=”eventAwayMinute”>57 in every matchEvent class (Parent tag) If a matchEvent class contains class=”eventIcon eventIcon_1″: I tried and it dose not work. I tried also But it returns all minutes that exist in every matchEvent (There is severa…
How do you get queryset objects related to queryset passed to templates in Django
I have these two models and as you can see they have a relationship. As far as I understand if I query posts and push them to a template and post, I would expect to use something like this in my templates to retrieve the images URL attached to the posts but it doesn’t seem to work. What am I
Write a random number generator that, based on uniformly distributed numbers between 0 and 1, samples from a Lévy-distribution?
I’m completely new to Python. Could someone show me how can I write a random number generator which samples from the Levy Distribution? I’ve written the function for the distribution, but I’m confused about how to proceed further! The random numbers generated by this distribution I want to u…
Python Selenium Element Not Found
When element not found should print : not found, but i got error : Here is my script and the element ‘search’ doesn’t exist Didn’t work because we can’t do len to element ( we can do it only to elements with an s ) Answer Try the below code and let me know if it works.
Create Pandas DF by searching for multiple record values across multiple columns
I am trying to create a new dataframe that can pull rows based on multiple terms across multiple columns. I have a huge excel file (65k row) I am pulling into a df so that I can pull out new priority reports. So as an example, this is what I am using to search for multiple terms across 1 column
Does it make sense? If yes then how to handle in MSE?
Can we do log transform to one variable and sqrt to another for LinearRegression? If yes then what to do during MSE? Should I exp or square the y_test and prediction? Answer If you transform variables in training and test sets you don’t need to care about your evaluation metric. In case you transform yo…