Problem Formulation: Given a float number. How to round the float down in Python? Here are some examples of what you want to accomplish: Solution: If you have little time, here’s the most straightforward answer: To round a positive or negative number x down in Python, apply integer division // to x and divide by … Read more
Problem Formulation: Given a float number. How to round the float up in Python? Here are some examples of what you want to accomplish: 42.42 –> 43 21.00001 –> 22 -0.1 –> 0 Solution: If you have little time, here’s the most straightforward answer: To round a number up in Python, import the math library … Read more
Overview Problem: How to check if a given value is NaN? Here’s a quick look at the solutions to follow: So, what is a NaN value? NaN is a constant value that indicates that the given value is Not a Number. It’s a floating-point value, hence cannot be converted to any other type other than … Read more
Annual Income How much does a Matlab Developer make per year? The average annual income of a Matlab Developer is between $61,8950 according to Glassdoor (source) and $84,591 according to Ziprecruiter (source) with top earners (90th percentile) making $135,000 and more. Let’s have a look at the hourly rate of Matlab Developers next! Hourly Rate … Read more
Annual Income How much does an R Developer make per year? The income of an R Developer is $130,327 per year in the US according to Ziprecruiter (source) and $83,000 per year in the US according to PayScale. (source) The average of this reported income data is $106,663 per year. The top 10 highest paying … Read more
Planteamiento del problema Dada una cadena en forma hexadecimal: Cómo convertir una cadena hexadecimal en un entero en Python Por ejemplo, quieres convertir la cadena hexadecimal ‘0xff’ en el entero decimal 255. Aquí hay otros ejemplos: 0x0 –> 0 0x4 –> 4 0x8 –> 8 0x12 –> 18 0x16 –> 22 0x20 –> 32 0x24 … Read more
Problem Formulation Using Python, we frequently need to deal with different kinds of numbers. We need to ask ourselves how to specify the number of decimal places in Python. By default, any number that includes a decimal point is considered a floating-point number. These binary floating-point numbers are hardware-based and lose accuracy after about 15 … Read more
Syntax and Definition object.__trunc__(self) The Python __trunc__() method implements the behavior of the math.trunc() function. For example, if you attempt to call math.trunc(x), Python will run the x.__trunc__() method to obtain the return value. We call this a “Dunder Method” for “Double Underscore Method” (also called “magic method”). To get a list of all dunder … Read more
Syntax and Definition object.__floor__(self) The Python __floor__() method implements the behavior of the math.floor() function. For example, if you attempt to call math.floor(x), Python will run the x.__floor__() method to obtain the return value. We call this a “Dunder Method” for “Double Underscore Method” (also called “magic method”). To get a list of all dunder … Read more
Syntax and Description object.__ceil__(self) The Python __ceil__() method implements the behavior of the math.ceil() function. For example, if you attempt to call math.ceil(x), Python will run the x.__ceil__() method to obtain the return value. We call this a “Dunder Method” for “Double Underscore Method” (also called “magic method”). To get a list of all dunder … Read more
This article explains a simple and effective way of computing the factorial in a single line of code. Problem Formulation & Motivation Consider the following problem: There are 20 football teams in England’s premier league. Each team can possibly reach any of the 20 ranks at the end of the season. Problem: How many possible … Read more
This is the second article discussing the math module from the Python Standard Library. You can find the first about four basic numerical functions here. The articles are organized thematically; functions that are closely related to each other are discussed in the same article. In this article, we will explore two themes: combinatorics and elementary … Read more