General Usage

Performance Any questions about how to achieve top performance in Julia? Or do you have a specific small piece of code that you want to make as fast as possible?

Topic	Replies	Views	Activity
About the General Usage category General Usage	1	4286	November 16, 2016
Thread-safety of SparseArray General Usage sparse	5	88	December 10, 2025
A curated list of GH actions that improve the quality of your package General Usage testing , ci , github-actions	10	151	December 10, 2025
Help - not so zero-cost abstraction Performance question , optimization , interface	11	393	December 10, 2025
Imroving Base.mapreduce by 20% on vectors Performance performance , pluto , mapreduce	1	75	December 10, 2025
AlgebraOfGraphics documentation frustrations General Usage algebraofgraphics	46	1720	December 10, 2025
Self-inflicted type proliferation Performance	3	177	December 10, 2025
Generating Script from Julia: Incorrect Dates Appearing in Microsoft One Drive General Usage question	17	256	December 9, 2025
Using custom gradient function with Optimization.jl General Usage question	1	93	December 9, 2025
How to define MLIR types for Julia? General Usage	6	344	December 9, 2025
New 2025/2026 event for Bayesian Data Analysis Meetup General Usage	0	64	December 9, 2025
@chaineach General Usage macros , dataframes , chain	12	218	December 9, 2025
Extra line reduces run time by half, but why? Performance advent-of-code	3	181	December 8, 2025
Solving A·u = b over a Laurent polynomial ring General Usage algebra	0	65	December 8, 2025
Multithreading non-contiguous mapreduction over huge matrices Performance hpc , simd , multithreading , linear-algebra	5	118	December 8, 2025
Self-contained juliac demonstration General Usage compilation , juliac	11	622	December 7, 2025
How to use workspaces to test? General Usage	27	661	December 7, 2025
Using Combinatorics: permutations much slower than copied source code Performance	9	140	December 7, 2025
FYI: Julia 1.12's REPL warns on non-owning, non-public qualified accesses General Usage repl , psa	5	253	December 7, 2025
`@allocated` vs `@allocations` Performance question , allocations	2	83	December 7, 2025
Computing distances in Agents.jl General Usage agents , agentsjl	3	102	December 7, 2025
How to use juliac.jl? General Usage question	43	6540	December 6, 2025
Using Julia Compiled functions from Python with string arguments General Usage python , juliac , trim	4	85	December 6, 2025
Reading a UTF-16-LE file General Usage question	5	4768	December 6, 2025
PrecompileTools hangs General Usage	0	66	December 6, 2025
JuliaFormatter.jl set tab indent by default General Usage question , formatting , indent	1	345	December 6, 2025
Improve performance of this index creation and accessing code Performance indexing , rounding	28	442	December 5, 2025
Pythonplot: let LaTeX render text in final document General Usage latex , plot , pythonplot	4	93	December 5, 2025
`Threads.atomic_cas!`, `Threads.SpinLock`, and `@atomic` documentation General Usage documentation , multithreading , atomic	2	48	December 5, 2025
Inconsistent behaviour of argmax General Usage	2	97	December 5, 2025