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	4347	November 16, 2016
Poor Impression on Agentic Development in Julia with Codex. Skill issue? General Usage question	11	541	April 5, 2026
PythonCall.jl and garbage collection General Usage	18	413	April 5, 2026
Poor vectorization when comparing unsigned integers Performance	5	187	April 5, 2026
Unknown option when saving music score with MusicVisualizations General Usage question , visualization , music	1	51	April 4, 2026
Replacing MATLAB/Octave with Julia General Usage	3	225	April 4, 2026
Equivalent of numpy.tobytes and numpy.frombuffer in Julia General Usage question , array , memory	4	81	April 4, 2026
Emit LaTeX document from Julia General Usage question , latex	12	486	April 4, 2026
Some update broke our project - how to fix faster General Usage question , pkg , sciml	1	106	April 4, 2026
Contradictory nested function performance and allocation Performance performance , sort , memory-allocation , function	2	77	April 4, 2026
"Dual" ticks on colourbar General Usage plotting	0	61	April 3, 2026
Mulithreads performances in different Julia version Performance	0	99	April 3, 2026
Cannot install OrdinaryDiffEq in Julia 1.10.11 General Usage installation	16	95	April 2, 2026
Renaming an existing package with changed capitalization General Usage package-manager , registry	2	167	April 1, 2026
Filtering stack trace General Usage stacktrace , error-message	2	160	April 1, 2026
Unable to add an issue in LinearSolve.jl General Usage sciml	2	140	April 1, 2026
CI Failing due to not having a package installed General Usage	4	102	April 1, 2026
Enzyme/Reactant: second-order AD (Laplacian) not working with Lux on GPU General Usage enzyme , reactant	5	270	April 1, 2026
Associativity / Commutativity for Boolean operations in SymbolicUtils.jl General Usage package , symbolic-utils	5	143	March 31, 2026
How to debug a silent crash? General Usage crash	8	176	March 31, 2026
Equivalent of numpy.gradient in Julia General Usage question , package	24	3642	March 31, 2026
Problem trying to install jetls General Usage	3	125	March 29, 2026
Idiomatic way to avoid the closure capture bug? General Usage	13	417	March 29, 2026
Package installation time on 1.13beta3 improved General Usage performance	4	268	March 28, 2026
DAG sorting and op rewriting for IR-level structural diffing — anyone worked on this? General Usage	1	134	March 27, 2026
CondaPkg installs incompatible free-threaded NumPy General Usage installation , pythoncall , condapkg	13	104	March 27, 2026
About Pkg Apps and Extentions General Usage pkg , app , package-extensions	8	173	March 27, 2026
Strange error when using the FBDF solver General Usage question , package , ordinarydiffeq	1	98	March 27, 2026
Reactant.jl + Enzyme: ~10 min compilation overhead triggered by hidden-to-hidden Dense layers Performance gpu , ttfx , lux , deep-learning , reactant	1	224	March 27, 2026
Functions with identical native code but different benchmarks Performance	14	573	March 27, 2026