Articles by M. Fatih Tüzen

Underrated Gems in R: Must-Know Functions You’re Probably Missing Out On

March 10, 2025 | M. Fatih Tüzen

R is packed with powerhouse tools—think dplyr for data wrangling, ggplot2 for stunning visuals, or tidyr for tidying up messes. But beyond the headliners, there’s a lineup of lesser-known functions that deserve a spot in your toolkit. These hidd... [Read more...]

Unlocking CBRT Data in R: A Guide to the CBRT R Package

December 30, 2024 | M. Fatih Tüzen

The Central Bank of the Republic of Turkey (CBRT) provides a wealth of economic data crucial for researchers, analysts, and policymakers. Through the Electronic Data Delivery System (EVDS ), users can access time-series data on various econ...

Extracting Data from OECD Databases in R: Using the oecd and rsdmx Packages

December 15, 2024 | M. Fatih Tüzen

Introduction The OECD (Organisation for Economic Co-operation and Development) provides extensive databases for economic, social, and environmental indicators. Accessing these programmatically through R is efficient and reproducible. In this ar...

Creating Professional Excel Reports with R: A Comprehensive Guide to openxlsx Package

November 3, 2024 | M. Fatih Tüzen

Introduction The ability to generate professional Excel reports programmatically is a crucial skill in data analysis and business reporting. In this comprehensive guide, we’ll explore how to use the openxlsx package in R to create sophisti...

Mastering Date and Time Data in R with lubridate

September 29, 2024 | M. Fatih Tüzen

Artwork by: Allison Horst What is lubridate? lubridate is a powerful and widely-used package in the tidyverse ecosystem, specifically designed for making date-time manipulation in R both easier and more intuitive. It was created to add...

Mastering Data Transformation in R with pivot_longer and pivot_wider

September 18, 2024 | M. Fatih Tüzen

Artwork by: Shannon Pileggi and Allison Horst Introduction Data analysis requires a deep understanding of how to structure data effectively. Often, datasets are not in the format most suitable for analysis or visualization. That’s wher...

Text Data Analysis in R: Understanding grep, grepl, sub and gsub

July 8, 2024 | M. Fatih Tüzen

https://carlalexander.ca/beginners-guide-regular-expressions/ Introduction In text data analysis, being able to search for patterns, validate their existence, and perform substitutions is crucial. R provides powerful base functions like gr...

Exploring apply, sapply, lapply, and map Functions in R

April 14, 2024 | M. Fatih Tüzen

Introduction https://www.tumblr.com/jake-clark/100946716432?source=share In R programming, Apply functions (apply(), sapply(), lapply()) and the map() function from the purrr package are powerful tools for data manipulation and analysis. I...

Exploring apply, sapply, lapply, and map Functions in R

April 14, 2024 | M. Fatih Tüzen

Introduction In R programming, Apply functions (apply(), sapply(), lapply()) and the map() function from the purrr package are powerful tools for data manipulation and analysis. In this comprehensive guide, we will delve into the syntax, u...

R Function Writing 101:A Journey Through Syntax, Best Practices, and More

January 22, 2024 | M. Fatih Tüzen

Introduction R is a powerful and versatile programming language widely used in data analysis, statistics, and visualization. One of the key features that make R so flexible is its ability to create functions. Functions in R allow you to en...

Cracking the Code of Categorical Data: A Guide to Factors in R

January 10, 2024 | M. Fatih Tüzen

Introduction https://allisonhorst.com/everything-else R programming is a versatile language known for its powerful statistical and data manipulation capabilities. One often-overlooked feature that plays a crucial role in organizing and ana...

Unraveling DataFrames in R: A Comprehensive Guide

December 28, 2023 | M. Fatih Tüzen

Introduction https://openscapes.org/blog/2020-10-12-tidy-data/ In R, a data frame is a fundamental data structure used for storing data in a tabular format, similar to a spreadsheet or a database table. It’s a collection of vectors of equal...

Understanding Lists in R Programming

December 18, 2023 | M. Fatih Tüzen

Introduction R, a powerful statistical programming language, offers various data structures, and among them, lists stand out for their versatility and flexibility. Lists are collections of elements that can store different data types, makin...

Understanding Matrices in R Programming

November 19, 2023 | M. Fatih Tüzen

Introduction https://www.vectorstock.com/royalty-free-vector/green-matrix-numbers-cyberspace-with-vector-24906241 Matrices are an essential data structure in R programming that allows for the manipulation and analysis of data in a two-dimen...

Exploring Vectors in R Programming: The Fundamental Building Blocks

October 2, 2023 | M. Fatih Tüzen

Introduction https://www.thoughtco.com/most-basic-building-block-of-matter-608358 In the realm of R programming, vectors serve as the fundamental building blocks that underpin virtually every data analysis and manipulation task. Much like ...

Understanding Data Types in R

September 25, 2023 | M. Fatih Tüzen

Introduction Learning R programming is akin to constructing a sturdy building. You need a powerful foundation to support the structure. Just as a building’s foundation dictates its strength and stability, a strong understanding of data type...

A Gentle Introduction to R Programming

August 14, 2023 | M. Fatih Tüzen

Hello everyone! For my first post on my blog, I would like to make an introduction about R. Before we start coding with R, it’s not a bad idea to know a little about this program and learn what we can do. I will try to answer questions such ...

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