Advertisements I am new to Python and notice the following error when using min(). import pandas as pd a = [1,2,3,4,5] print(min(20, pd.array(a)**2)) The code should return[1, 4, 9, 16, 20], however, it returns [1, 4, 9, 16, 25]. It seems that min() is not working as expected. What is the reason and how can… Read More `min()` is not working properly in Python?
Advertisements I have Table A and I want to create two new columns to get table B. I am trying to create a formula where I am only calculating the min or max of previous records for each person. Is there a formula that I can use to automatically fill in for the rest of… Read More How do I get the minimum value of one column base on conditions met from other columns in Excel?
Learn how to calculate the check digit according to ISO 6346 for shipping containers. Prevent errors in tracking and documentation with this simple algorithm.… Read More JavaScript : How to Calculate the Check Digit according to ISO 6346
Advertisements I have a data set that has 4 columns in it. One with random numbers, one with 1s and 0s, another that breaks it into segments and one that sees if the value is different than the one before it. Ex Data Set: Column1 Column2 Column3 Column4 10 1 1 1 10 1 1… Read More Python How to locate a value in a different column based off two other columns
Advertisements I have a question about the min() function in Python. I am confused about the use of the "key" option in min(). Could someone explain how key works in min(), especially in relation to a lambda function? For example: lst = [10, -5, 20, 1] min(lst, key=lambda x: x > 0) As far as… Read More What is the correct use of "key" in the min() function?
Advertisements As a language that aims for safety and performance, Rust provides a powerful data structure called HashSet that provides a fast and efficient way to store and retrieve unique values. HashSet is optimized for scenarios where you need to check for the presence of a value and avoid duplicates, making it a popular choice… Read More How to apply function that returns Result to each element of HashSet in Rust
Advertisements I am having a problem with using the MIN and MAX function in Microsoft SQL Server The problem is regarding MIN and MAX functions displaying the results incorrectly. My query is like this: SELECT MIN(compression_ratio) AS minimum_cr, MAX(compression_ratio) AS maximum_cr FROM dbo.C4m3practice and it returns the MIN value 10 and MAX value 9.6, which… Read More SQL min and max function not displaying proper results
Advertisements I have used the below program to get the maximum and minimum value in a dictionary. But, there is an type error. my_dict = {‘x’:500, ‘y’:5874, ‘z’: 560} key_max = max(my_dict.keys(), key=(lambda k: my_dict[k])) key_min = min(my_dict.keys(), key=(lambda k: my_dict[k])) print(‘Maximum Value: ‘,my_dict[key_max]) print(‘Minimum Value: ‘,my_dict[key_min]) (source – https://www.w3resource.com/python-exercises/dictionary/python-data-type-dictionary-exercise-15.php) I am running this code… Read More TypeError: 'dict_keys' object is not callable
To generate a random number with a specific number of digits in Python, you can use the following code:… Read More Python : generate a random number with a specific number of digits
Advertisements To replace commas with periods in text for decimal numbers in Python, you can use the `replace()` method of the `string` class. Here is an example of how you could do this: This will print the following output: Keep in mind that this will only work if the commas are used as decimal separators.… Read More How to replace a commas with periods in text for decimal numbers in python
