https://scicomp.stackexchange.com/questions/1144/how-can-i-plot-piece-wise-defined-function-in-some-easily-accessed-open-source-t ①Why is it that the above source code can be used to create a plot, but the following source code cannot? ②Can you point me to a web site that has a table comparing (matplotlib) an…
Tag: python
How do I distribute a value between numbers in a list
I am creating a bias dice rolling simulator I want the user to: 1.Input the number they would like to change the prob of 2.Input the prob (in decimal form) Then I would like my program to distribute the remainder between the other values, this is my first post – let me know if any other info is needed M…
How to compare a list of routes with a dictionary of costs between arcs?
Hello to the whole community, I have a question about creating an automatic method (function or loop+) to declare a route cost variable, which involves the sum of each of the c_i,j arcs. Example: I would like to get help to reach a RouteCost variable that compares the list with the dictionary and will add eac…
How to select rows from list in PySpark
Suppose we have two dataframes df1 and df2 where df1 has columns [a, b, c, p, q, r] and df2 has columns [d, e, f, a, b, c]. Suppose the common columns are stored in a list common_cols = [‘a’, ‘b’, ‘c’]. How do you join the two dataframes using the common_cols list within a …
Chronologically Propagating Data into a Keras LSTM
I had a question about using LSTMs for processing data over time. That is, how can I feed data one-by-one into an LSTM, without the LSTM forgetting about my previous inputs? I had looked through the Keras “stateful” argument a bit, but it had only made me more confused. I’m not sure whether …
API Requests throwing a 404 error due to bad URL, URL is being changed automatically, what is going on?
I’m having an API pull an ID then use that ID to finish a URL for an API request. When the URL is tried in my API request I get an HTTP 404 error, when I print url I get a (id,) added to the end of the URL instead of just the ID. Example if I had the ID
Class Instantiation, and variable sharing for abstract/static classes
Simple example of my problem: The issue is that all services in this instance will share subscribers, hence my solution was to create a function that returns the abstract service as such: This now works because subscribers are unique to each class inheriting the abstract service. Issues Is this correct for py…
How to persist and load all attributes of a dataclass
I want to persist all attributes of an object which is an instance of a dataclass. Then I want to load back that object from the files that I persisted. Here it is an example that fullfills the task: As you can see I need to repeat the same code for every attribute, what is a better way to do
NameError: name ‘urlpatterns’ is not defined using i18n_patterns
I have problems writing the urls for translation. According to this question I understand that it is because I have += so I need to put this = the bad thing is that I have to translate all my urls I can’t leave any outside of i18n, what can I do to include all my urls there? Answer You did
pandas: manage duplicated sentences on different columns
I have a dataframe as follows: I want to add the first column value to a sentence if that sentence is repeated somewhere else in the next three columns. so my desired output would be col1 col2 col3 col4 1_a 1_aJoe waited for the train. the weather is nice the house looks amazing 2_a The train was late. the we…