# \#comparison

**URL:** https://discourse.julialang.org/tag/comparison/1525.md

[Latest](https://discourse.julialang.org/latest.md) · [Categories](https://discourse.julialang.org/categories.md) · [Tags](https://discourse.julialang.org/tags.md)

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## [Comparison tables for various Julia packages](https://discourse.julialang.org/t/comparison-tables-for-various-julia-packages/128786)

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**Author:** [@juliohm](https://discourse.julialang.org/u/juliohm)\
**Replies:** 21\
**Last updated:** [July 28, 2025, 6:23pm UTC](https://discourse.julialang.org/t/comparison-tables-for-various-julia-packages/128786 "2025-07-28T18:23:28Z")

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Context Julia enthusiasts are always pitching the language to colleagues, and despite various technical arguments, we often fail to show how the language can concretely impact scientist’s productivity. Given this contex…

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## [\-0.0 == 0.0, but issorted(\[0.0, -0.0\]) returns false](https://discourse.julialang.org/t/0-0-0-0-but-issorted-0-0-0-0-returns-false/130966)

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**Author:** [@heliosdrm](https://discourse.julialang.org/u/heliosdrm)\
**Replies:** 4\
**Last updated:** [July 23, 2025, 8:43am UTC](https://discourse.julialang.org/t/0-0-0-0-but-issorted-0-0-0-0-returns-false/130966 "2025-07-23T08:43:44Z")

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There is some kind of sorting order between positive and negative zeros of float types: julia\> issorted(\[-0.0, 0.0\]) true julia\> issorted(\[0.0, -0.0\]) false But this is not observed when those numbers are compared to …

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## [Signal Comparison Block](https://discourse.julialang.org/t/signal-comparison-block/130905)

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**Author:** [@madtorresga](https://discourse.julialang.org/u/madtorresga)\
**Replies:** 2\
**Last updated:** [July 21, 2025, 9:20pm UTC](https://discourse.julialang.org/t/signal-comparison-block/130905 "2025-07-21T21:20:04Z")

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Hello, I’m trying to compare 3 signals from the cells array like this: ... @equations begin # Series connect all cells \[connect(cells\[i\].n, cells\[i+1\].p) for i in 1:length(cells)-1\] v\_max ~ ma…

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## [ReactiveECS vs Overseer: Reactive ECS is 4.6x faster than Overseer for 100k entities](https://discourse.julialang.org/t/reactiveecs-vs-overseer-reactive-ecs-is-4-6x-faster-than-overseer-for-100k-entities/130282)

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**Author:** [@Gesee](https://discourse.julialang.org/u/Gesee)\
**Replies:** 3\
**Last updated:** [July 2, 2025, 9:16am UTC](https://discourse.julialang.org/t/reactiveecs-vs-overseer-reactive-ecs-is-4-6x-faster-than-overseer-for-100k-entities/130282 "2025-07-02T09:16:44Z")

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Hello guys. I recently ran a comparison between ReactiveECS.jl (RECS) and Overseer.jl, two powerful ECS (Entity-Component-System) frameworks. The results are eye-opening and show that both frameworks have unique strengt…

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## [Comparing mutable structs with identical field values in Julia](https://discourse.julialang.org/t/comparing-mutable-structs-with-identical-field-values-in-julia/116586)

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**Author:** [@baiango](https://discourse.julialang.org/u/baiango)\
**Replies:** 5\
**Last updated:** [July 3, 2024, 3:03pm UTC](https://discourse.julialang.org/t/comparing-mutable-structs-with-identical-field-values-in-julia/116586 "2024-07-03T15:03:26Z")

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Description I am working on a project that involves comparing mutable structs with identical field values in Julia. However, I am encountering unexpected results when using the == and === operators, as they return false …

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## [Comparison of derivative-free / black-box optimization algorithms in Julia](https://discourse.julialang.org/t/comparison-of-derivative-free-black-box-optimization-algorithms-in-julia/109614)

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**Author:** [@Datseris](https://discourse.julialang.org/u/Datseris)\
**Replies:** 12\
**Last updated:** [February 14, 2024, 12:02pm UTC](https://discourse.julialang.org/t/comparison-of-derivative-free-black-box-optimization-algorithms-in-julia/109614 "2024-02-14T12:02:11Z")

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Is anyone aware of a comparison between derivative-free / black box optimization libraries in Julia? If not, perhaps it is worth starting one here and finally putting it in the Julia Package Comparisons website? At the …