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To create a pandas dataframe from numpy I can use : columns = ['1','2'] data = np.array([[1,2] , [1,5] , [2,3]]) df_1 = pd.DataFrame(data,columns=columns) df_1 If I instead use : columns = ['1',...
I'm pretty new to Python numpy. I was attempted to use numpy array as the key in dictionary in one of my functions and then been told by Python interpreter that numpy array is not hashable. I've just...
I have a numpy array with dimension 1000*30*150. I am trying to save it as txt file. So far I have tried this np.savetxt("test.txt", mydata, fmt='%.5f', delimiter=",") #and with open('test.txt', 'w'...
I have two MySQL tables: User (id, name) Sale (id, user, item) Where Sale(user) is a foreign key to User(id), so this is a one-to-many relationship (one user can make many sales). I'm trying to ge...
I want to get a (Very large) array from another file so it doesn't take up space in my main js file but I cannot figure it out, I have spent about 2 - 3 days searching online but cannot find an answer...
In Python, where [2] is a list, the following code gives this output: [2] * 5 # Outputs: [2,2,2,2,2] Does there exist an easy way to do this with an array in JavaScript? I wrote the following func...
The key is to sort that array first, then the minimum will be the first element and the maximum will be the last, hence if you want to get the minimum set, it will be the array without the highest val...
I'm trying to get the indices to sort a multidimensional array by the last axis, e.g. >>> a = np.array([[3,1,2],[8,9,2]]) And I'd like indices i such that, >>> a[i] array([[1, 2,...
I am working on a react app where I am fetching a JSON response from a route which is basically a list of JSON objects. Now I want to add a field in every JSON object according to another field in tha...
I am looking to replace text in a text area value with an array. I have already seen how to replace the text with a value $("#mySelector").val(function(i, v) { //index, current value return v.replace...
I have a JSON data in a URL, I want to get all JSON data from the URL by JavaScript (without jQuery) and put it into variable tags. JSON Data: [ { "uniq":"AXk2_U9l" }, { "uniq":"AX0ap...
I have a jQuery ajax request which returns data in json format, how can we convert it and push in to an array. TIA. [{"Day":"Nov 03","Saavor Kitchen":null,"Home Kitchen":2,"Restaurant":null}, {"Day":...
I'm not sure if I phrased the question right. I'm fairly new to JavaScript, and I'd like to add multiple objects (?) to an array. If I have this array: let arr = [{ firstname: "John", la...
How can I view images stored with a .npy extension and save my own files in that format?
I have 2 arrays. a1 = [1,2,4] a2 = [3,4,5] how would I find the correlation between these 2 arrays using python. In matlab, you would do: corr(a1,a2) How to do this in python?