RNG function C++

I'm trying to write a function in C++ that returns a random float/double in between 0 and 1 every time with a different value every time. I've tried a few different orientations of srand, rand, an

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Random commas appear in array ReactJS

I am trying to create this memory game in ReactJS and I have made an array in which I add 4 random numbers. Now everytime I press play game I need to fill the array with 4 random numbers 0 to 3 but

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I would like a better, more efficient way to get a random index and return it to the main function [duplicate]

I know this for normal integers, but is there for such a thing as indices? Random dice = new Random(); int n = dice.nextInt(6); System.out.println(n);

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How to get last random int generated?

I'm writing some code to find patterns in pseudo random numbers. I would like to print these numbers as they are added to a list. How do I get the last generated int? I've looked through the docume

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Random-effects-meta-analysis-simulation: zero-estimates for tau^2

I am working on simulating a random-effects-model for comparison of the DerSimonian-Laird-method vs. Hartung-Knapp-Sidik-Jonkman-method in R. To do so, I chose different combinations of mu (true tre

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How to randomly select rows from Pandas dataframe based on a specific condition?

Suppose I have a Pandas dataframe, df, which has the following structure:- Column 1 Column 2 .... Column 100 Row 1 0.233 0.555 0 Row 2 0.231

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My input is not taken by if else if statment [duplicate]

I've been using the == operator in my program to compare all my strings so far. However, I ran into a bug, changed one of them into .equals() instead, and it fixed the bug. Is == bad? When should i

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How can I make python sample different numbers every time in the while loop

I have an idea to make an application/program to help with music theory. It would spit out random chords of a certain key, and then you have to type in which key they come from. It would be an amazi

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Is there way to generate random data in pandas dataframe based on SQL data types and insert record types

I have df like below, +----+----------------+--------------+ | | column_name | data_type | +----+----------------+--------------+ | 0 | time | TIMESTAMP | | 1 | id

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Is there a possibility to write a random letter generator as short as in phyton?

So I want to shorten my code and I asked myself if there is any possibilty that a Random Lettergenrator in Java is as short as in phyton?

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How to “sort” colors of a particular hue

So if I use randomColor to generate a pretty random variation of "green", I get this for example: This is a bit chaotic for my liking, I would instead like to get a list of green colors that have

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Random from an iterator

I have a list and an iterator that contain the same data. I have the list so that I can return the random element using random.choice. I have made an iterator from the list using the itertools.cycle

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Retrain a H2ORandomForestEstimator using different data whilst maintaining hyper parameters

I have saved an optimised H2ORandomForestEstimator model using h2o.save_model() (python API). I now want to load this model and re-train it with different variants of my data, whilst maintaining the

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is it possible to print everything in total instead of printing the percentage of every action

I tried to code a coinToss simulator which was pretty easy for a beginner but then, I tried implementing a percentage system that calculates how much percentage of the total flips were heads or tail

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Using Random Forest for feature selection - Dealing with correlated variables

I would like to know how to deal with correlated variables when building a Random Forest for feature selection So I need to do some feature selection on different datasets that contain categorical

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I want to run a simple die program in python that rolls a six sided die 10 times but the program does not

I wanted this dice program to simulate the roll of a six sided die everytime I roll the six sided die ten times using a forloop. As I stated, I wrote a for loop and specified the number of times I

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Random number within range and a given granularity in Golang

I've written the following code to create a random number between 0.0 and 10.0. const minRand = 0 const maxRand = 10 v := minRand + rand.Float64()*(maxRand-minRand) However I would like to set th

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Terrain smoothing algorithm not working… it brings values towards positive and negative infinity with multiple runs

I'm making a world generator in java. The algorithm works by first setting various positions with high points (ranges) and low points (trenches), then it averages it all out by going through every t

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Is there an efficient way to apply different permutations for each rows of a matrix

Given a matrix A, I want to apply different random shuffles for different row of A; for example, [[1,2,3],[4,5,6],[7,8,9]] becomes [[1,3,2],[6,5,4],[7,9,8]]. Of course we can loop through the matri

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Is there anyway to generate integer numbers with Latin Hypercube Sampling method in R?

I would like to generate a few random numbers. But LHS only returns continuous numbers. Note: I know that if I use functions like floor, they violate the underlying assumptions of the method.

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