Posts
The main thing in Julia 1.11
IdSet in Julia 1.11
Testing push! on Julia 1.11
Coin-tossing game: a numerical approach
A not so simple coin-tossing game
WAW2024 conference: June 3-6, 2024
A simple coin-tossing game
DataFrames.jl: avoiding compilation
Julia for Data Analysis Strikes Back
Breaking a passcode with Julia
Annotating columns of a data frame with DataFramesMeta.jl
Onboarding DataFrames.jl
Sorting data with missing values
Deduplication of rows in DataFrames.jl
Getting full factorial design in DataFrames.jl
Storing vectors of vectors in DataFrames.jl
Transforming multiple columns in DataFrames.jl
Working with a grouped data frame, part 2
Working with a grouped data frame, part 1
Partial function application in Julia
Changes in random number generation performance in Julia
One puzzle, two solutions
Working with vectors using DataFrames.jl minilanguage
My understanding of object property access in Julia
A little exercise in CSV.jl and DataFrames.jl
What to do when you are stuck with Julia?
Code cleanup for the New Year
Evolution of DataFrames.jl load time
Advanced econometrics with Julia
DataFrame vs NamedTuple: a comparison
Setting up your Julia session
Is Makie.jl up to speed?
Boost your time to market with Julia
Is vector pooling considered harmful?
Basic data structures drills in Julia
Learning to create a vector in Julia
Learning to zip stuff in Julia
Back to the Project Euler puzzles
Getting ready for JuliaCon Local Eindhoven 2023
Column unioning in Tables.jl: row vs column oriented storage
DataFrames.jl at the Journal of Statistical Software
Working with rows of Tables.jl tables
Does DataFrames.jl copy or not copy, that is the question
Dropping columns from a data frame
How does Tables.jl handle schema-less tables?
Infiltrator.jl: a no-nonsense debugging
DataFrames.jl survey: selecting columns of a data frame based on their values
Variable importance with EvoTrees.jl
The cord tying problem
Julia basics: replace
DataFrames.jl 1.6 for JuliaCon 2023
Yet another graph puzzle
Tips and tricks of broadcasting in DataFrames.jl
My approach to named tuples in Julia
The return of the graphs (and an interesting puzzle)
Homographs in DataFrames.jl
Refreshing Mining Complex Networks book
Filtering grouped data frames in DataFrames.jl
Lessons learned from WAW2023 conference
Pivot tables in DataFrames.jl
Julia 1.9.0 lives up to its promise
Hungarian meeting with Euler for the third anniversary
Ref ref.
MakieCon 2023 was amazing!
How is equality checked in DataFrames.jl?
Element type surprises when processing collections in Julia
Broadcast fusion in Julia: all you need to know to avoid pitfalls
What is new in DataFrames.jl 1.5
A puzzle hidden within a classic rod cutting puzzle
To copy or not to copy, that is the question
Hunting for bugs in Julia for Data Analysis
What does it mean that a data frame is a collection of rows?
Julia and Python better together
What is ∈ in Julia?
Grand Julia containers test. Can you get a perfect score?
Some lesser known properties of the coefficient of determination
Investigating p-values in hypothesis tests
TableMetadataTools.jl
'Introduction to Julia for Data Science' course at MIT
Flea circus for the New Year celebration
Welcome to DuckDB
Handling summary statistics of empty collections
Lessons in the fundamentals of Julia from master Toshiro Kageyama
Metadata in DataFrames.jl: why and how?
The mighty trio: Project Euler, Simpson's paradox, and DataFrames.jl
Pivot tables in DataFrames.jl 1.4
Knight's tour puzzle
DataFrames.jl 1.4: operation specification syntax news
DataFrames.jl indexing rules
What is the shortest path to AlphaTensor?
130 graded exercises to train your Julia for data analysis muscle
Is DataFrames.jl Hamiltonian?
Knight covering puzzle
Back to the basics: don't lag behind with your DataFrames.jl skills
Best kept secret of modern CPU technology
Julia tutorial during Social Simulation Conference 2022
Simple is best: do you really need your code to be fast?
Does Julia use 1-based indexing?
Subtypes of concrete types in Julia
How to safely use the vec and reshape functions in Julia?
Strings vs symbols in DataFrames.jl column indexing
How DataFrames.jl helps fighting piracy
Getting ready for JuliaCon 2022
Why do I use main function in my Julia scripts?
Efficiency of data frame row iteration
ABC of Plots.jl
Broadcasting in Julia: the Good, the Bad, and the Ugly
The Zen of Missing in Julia
The @view and @views macros: are you sure you know how they work?
DataFrames.jl for work and pleasure
Benchmarking split-apply-combine: DataFrames.jl vs Pandas
Why do I use Julia?
My first Twitch live streaming session
An exercise in DataFrames.jl transformation minilanguage
Values' mutability in Julia
Testing Julia
Some special cases of method dispatch in Julia
Set vs vector lookup in Julia: a closer look
Astonishing performance of lookup in vectors in Julia
Back to the basics: array literals in Julia
Julia for Data Analysis book preview
Nesting and unnesting columns in DataFrames.jl
Confused by Julia
Any and all reduction of rows in DataFrames.jl
Upcoming DataFrames.jl features
Safety-efficiency trade-offs in the map function
Using DelimitedFiles module with DataFrames.jl
The curious case of subset condition
Categorical vs pooled arrays
Pitfalls of macro invocation in Julia
New features in DataFrames.jl 1.3: conclusion
New features in DataFrames.jl 1.3: part 4
New features in DataFrames.jl 1.3: part 3
New features in DataFrames.jl 1.3: part 2
New features in DataFrames.jl 1.3: part 1
Choosing how to store your strings
Clip your data with ClipData.jl
Welcome to DataFramesMeta.jl
One thousand and one stories
Why, how, and when of ∘
Top 10 in the Julia language
Cross validation: a second take
DataFrames.jl training: implementing cross validation
Julia beginner's corner: mastering comparison operators
On Alan Edelman's knife-edge condition in computational social science
Hands-on Data Science with Julia
Updating views in DataFrames.jl
Fixed width strings in CSV.jl
ABC of handling missing values in Julia
Handling vectors of vectors in DataFrames.jl
DataFrames.jl user's corner: filtering performance
The state of multiple threading in DataFrames.jl
Summer break puzzle
How to make your joins faster in DataFrames.jl?
Basic DataFrames.jl: getting the data
DataFrames.jl at JuliaCon2021
Transforming multiple columns with multiple functions in DataFrames.jl
What is new in DataFrames.jl 1.2.0?
Benchmarking push! in DataFrames.jl
How to get head or tail of a data frame in DataFrames.jl?
How much do collections of allocated objects cost?
DataFrames.jl joins: matchmissing=:notequal
Advanced reshaping in DataFrames.jl
A new tutorial on DataFrames.jl
The hardest part of DataFrames.jl development process
DataFrames.jl: why do we have both subset and filter functions?
The order of join and grouping result in DataFrames.jl
Some comments on DataFrames 1.0 release
Working with matrices in DataFrames.jl 1.0
A tutorial on igraph for Julia
Poor man's guide to despecialization
Construction vs conversion in Julia
Expand your DataFrames.jl toolbox: the flatten function
Sorting data by a transformation of columns in DataFrames.jl
What is new in PooledArrays.jl?
How to check the version of a package?
How do loops in Julia handle local variables?
Reducing compilation cost in DataFrames.jl
Column selectors in DataFrames.jl
On the bang row selector in DataFrames.jl
Mass transformations of data frames how-to
Playing with Chain.jl
Why DataFrame is not type stable and when it matters
Dissecting RANDU
DataFrames.jl minilanguage explained
Is case_when needed in DataFrames.jl?
Binning your data with Julia
DataFrames 0.22 @ JuliaAcademy
ABC of A/B Testing
The need for rand speed
A classical sorting exercise
Swift as an Arrow.jl
Train your brain with the Julia language
The power of lookup functions in Julia
Should I use mutable or immutable containers for agent based models in Julia?
PyData Global 2020 DataFrames.jl Tutorial
Julia Base is DataFrames.jl best friend
DataFrames.jl vs Pandas, dplyr, and Stata
Row aggregation in DataFrames.jl
Pseudo broadcasting in DataFrames.jl
Separating a column into multiple columns in DataFrames.jl
Subsetting strings in Julia using character indexing
A basic SIR model using agent-based approach in Julia
The String, or There and Back Again
JuliaCon2020: Julia is production ready!
JuliaCon2020: conclusions for DataFrames.jl
DataFrames.jl @ JuliaCon2020
How is => used in DataFrames.jl?
First steps with agent based modeling in the Julia language
Comparing dplyr vs DataFrames.jl
How to embed project environment setup in your Julia script
Writing an AR(1) process simulator as a module in Julia
Solving Sicherman dice puzzle using DataFrames.jl
Learning who is the author of the current state of the Julia language
Tutorials for DataFrames.jl release 0.21. Part II
Tutorials for DataFrames.jl release 0.21. Part I
My practices for managing project dependencies in Julia
Understanding package version restrictions in Julia
Activating project environment in Julia REPL automatically
subscribe via RSS