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	4300	November 16, 2016
Avoiding false sharing in parallel loop without collecting General Usage parallel , task_local_storage	3	91	December 30, 2025
Invalid JETLS warning, buggy kwdef macro General Usage question , package , base , jetls	17	250	December 30, 2025
Speeding up trig-heavy code Performance performance , trigonometry , nerdsnipe	20	1072	December 30, 2025
Improve performance of this index creation and accessing code Performance indexing , rounding	52	1076	December 29, 2025
Stdio tee (copy without redirection) General Usage io	3	67	December 29, 2025
Inferring the return type of an operation on two variables General Usage question , vector , types	2	97	December 29, 2025
Combining MTK standard library StateSpace with other Blocks General Usage modelingtoolkit , mtk , controlsystemsmtk	4	132	December 29, 2025
Large ODE Solver for Metal.jl General Usage question , gpu , ode , metaljl	11	242	December 29, 2025
Reflections on Developer Experience After Building a Large Julia Codebase General Usage	9	891	December 29, 2025
Learning more about Dual and Primal as used in Zygote.jl General Usage	2	165	December 27, 2025
REPLExt not found in 1.11.8 General Usage question	5	195	December 26, 2025
Has anyone heard of TOON format? Looking for Julia implementation General Usage	12	733	December 26, 2025
Using Combinatorics: permutations much slower than copied source code Performance	11	256	December 26, 2025
High memory usage when training a custom Lux model General Usage zygote , lux	8	151	December 26, 2025
SunCalc returning times for wrong day General Usage	1	89	December 26, 2025
XLSX.jl ignores stop_in_empty_row General Usage xlsx	5	111	December 24, 2025
Static vectors of vectors slow? Performance staticarrays	3	153	December 24, 2025
OncePerTask case General Usage	1	70	December 24, 2025
Is it posible to serialize a Makie.Figure object? General Usage makie , serialization	2	152	December 24, 2025
Developing MPI code using VSCode General Usage mpi , vscode	5	255	December 24, 2025
Understanding iterate() documentation is tough General Usage documentation , iterators	3	108	December 24, 2025
Confusion about periodic BCs in NearestNeighbors.jl General Usage question , package	2	92	December 23, 2025
How to efficiently update a Sparse Matrix (Diagonal + Sparse) in-place inside a hot loop? General Usage question , memory-allocation , sparse	3	114	December 23, 2025
Jupyter crashes when using PyPlot and Julia 1.12 General Usage	3	107	December 23, 2025
Julia -p N --project=... does not work General Usage question	3	152	December 23, 2025
JETLS warnings General Usage question , package , jet	2	110	December 23, 2025
Passing all functions on object A to object B General Usage question , type , struct	6	290	December 23, 2025
Bayesian Optimization with Julia General Usage question	6	2357	December 22, 2025
Moshi.jl and matching a dictionary as a pattern General Usage question	1	150	December 22, 2025