Publications by Steven P. Sanderson II, MPH
C Programming Data Types: A Comprehensive Guide to Characters, Integers, and Floating Points
Introduction to C Data Types C programming data types are fundamental building blocks that define how data is stored and manipulated in a program. Understanding these data types is crucial for writing efficient and error-free code. In this comprehensive guide, we’ll explore three essential categories of C data types: characters, integers, and flo...
3897 sym Python (952 sym/12 pcs) 2 img
Mastering the grep() Function in R: Using OR Logic
Introduction For R programmers, mastering the built-in functions is key to efficient data manipulation. One such powerful tool is the grep() function, which is commonly used for pattern matching within character vectors. While many are familiar with its basic uses, leveraging the OR logic within grep() can significantly enhance your data processing...
2510 sym R (317 sym/6 pcs)
Mastering grep() in R: A Fun Guide to Pattern Matching and Replacement
Introduction Hey there useRs! Today, we’re going back to the wonderful world of grep() – a powerful function for pattern matching and replacement in R. Whether you’re a data wrangling wizard or just starting out, grep() is a tool you’ll want in your arsenal. So, let’s roll up our sleeves and get our hands dirty with some code! What’s g...
2719 sym R (657 sym/12 pcs)
How to use the agrep() function in base R
Introduction The agrep() function in base R is used for approximate string matching, also known as fuzzy matching. Here’s how to use it effectively: Basic syntax The basic syntax of agrep() is as follows: agrep( pattern, x, max.distance = 0.1, ignore.case = FALSE, value = FALSE, fixed = TRUE ) Where: pattern: The string patte...
2240 sym R (753 sym/13 pcs)
How to Use grep() for Exact Matching in Base R: A Comprehensive Guide
Understanding grep() in R The grep() function is a powerful tool in base R for pattern matching and searching within strings. It’s part of R’s base package, making it readily available without additional installations. grep() is versatile, but when it comes to exact matching, it requires some specific techniques to ensure precision. By default,...
3677 sym R (731 sym/16 pcs)
Understanding Comments in C: Why They Matter and How to Use Them Effectively
Introduction Comments play a critical role in programming, serving as notes within the source code that explain what the code does, why certain decisions were made, or how a particular function or module works. In C programming, comments are particularly important for making the code more understandable and maintainable. This article explores the s...
13709 sym R (2582 sym/20 pcs)
Mastering the sapply() Function in R: A Comprehensive Guide for Data Manipulation
Introduction Are you looking to boost your data manipulation skills? Look no further than the powerful sapply() function! In this comprehensive guide, we’ll explore how to leverage sapply() effectively, especially when working with multiple arguments. Whether you’re a seasoned R programmer or just starting out, this tutorial will help you take ...
3420 sym R (228 sym/5 pcs)
Unlocking the Power of the Linux Shell
Introduction As you go into the world of Linux, you’re bound to encounter the term “shell.” If you’re following along with The Linux Command Line: A Complete Introduction by William Shotts, you’re already on the right path. This post will introduce you to the Linux shell, explain its significance, and cover some fundamental commands that ...
9865 sym R (4225 sym/9 pcs)
Understanding the main() Function in C
Introduction If you’re just starting with C programming, you’ve probably noticed that almost every C program begins with a main() function. But have you ever wondered why this function is so crucial? In this blog post, we’ll dive into what the main() function is, why it’s necessary, and how you can use it effectively in your C programs. By ...
10811 sym R (722 sym/4 pcs)
lapply vs. sapply in R: What’s the Difference?
Introduction lapply vs. sapply in R: What’s the Difference? In the world of R programming, understanding the difference between lapply() and sapply() can make your coding life much easier. These two functions are part of R’s powerful apply family, which allows you to perform operations over a list or vector with ease. But when should you use ...
3495 sym R (725 sym/8 pcs)