Performance of WebAssembly runtimes in 2026
https://www.reddit.com/r/programming/comments/1w4g6ga/performance_of_webassembly_runtimes_in_2026/

submitted by /u/fagnerbrack (https://www.reddit.com/user/fagnerbrack)
[link] (https://00f.net/2026/06/23/webassembly-runtimes-2026/) [comments] (https://www.reddit.com/r/programming/comments/1w4g6ga/performance_of_webassembly_runtimes_in_2026/)

We are building an idiomatic RESTful API in Go 1.27
https://www.reddit.com/r/programming/comments/1w522x1/we_are_building_an_idiomatic_restful_api_in_go_127/

<!-- SC_OFF -->100% Human Authored - Both Code/Doc In this series, We build a production-ready containerized RESTful API server application using following packages and tools. Go Standard Library net/http: The most idiomatic way to write web API applications in Go. Chi: The most idiomatic router with middleware and route groups support. Zerolog: Zero Allocation JSON Logger and Faster than slog. Goose: The database migration CLI builder library with lease dependency. Gorm CLI: Generate Go generics-based, type safe, repository functions with no runtime wrappers. Swag and Validator v10: The most prominent OpenAPI specification generator and validation library in Go. Codebase: https://github.com/learning-cloud-native-go/myapp (1000+ GitHub stars- Since 2019) \ Doc: https://learning-cloud-native-go.github.io/docs/building-a-containerized-restful-api/ If anybody wanna check Rust implementation: https://learning-rust.github.io/labs/building-a-containerized-restful-api/ <!-- SC_ON --> submitted by /u/dumindunuwan (https://www.reddit.com/user/dumindunuwan)
[link] (https://learning-cloud-native-go.github.io/docs/building-a-containerized-restful-api/) [comments] (https://www.reddit.com/r/programming/comments/1w522x1/we_are_building_an_idiomatic_restful_api_in_go_127/)

Beyond Lambdas: Raising the Abstraction Level of Functional Code
https://www.reddit.com/r/programming/comments/1w53v9c/beyond_lambdas_raising_the_abstraction_level_of/

submitted by /u/nephrenka (https://www.reddit.com/user/nephrenka)
[link] (https://adamtornhill.substack.com/p/beyond-lambdas-raising-the-abstraction) [comments] (https://www.reddit.com/r/programming/comments/1w53v9c/beyond_lambdas_raising_the_abstraction_level_of/)

Apache Kafka vs Apache Iggy: A Technical Comparison
https://www.reddit.com/r/programming/comments/1w57nle/apache_kafka_vs_apache_iggy_a_technical_comparison/

submitted by /u/mmatloka (https://www.reddit.com/user/mmatloka)
[link] (https://softwaremill.com/apache-kafka-vs-apache-iggy-same-log-different-engine/) [comments] (https://www.reddit.com/r/programming/comments/1w57nle/apache_kafka_vs_apache_iggy_a_technical_comparison/)

Data Access Patterns That Makes Your CPU Really Angry
https://www.reddit.com/r/programming/comments/1w5ehl9/data_access_patterns_that_makes_your_cpu_really/

submitted by /u/fagnerbrack (https://www.reddit.com/user/fagnerbrack)
[link] (https://blog.weineng.me/posts/slowest_add/) [comments] (https://www.reddit.com/r/programming/comments/1w5ehl9/data_access_patterns_that_makes_your_cpu_really/)

This Fence Has No Farmer
https://www.reddit.com/r/programming/comments/1w5ff6s/this_fence_has_no_farmer/

submitted by /u/addycodes (https://www.reddit.com/user/addycodes)
[link] (https://adamgreenough.net/blog/this-fence-has-no-farmer/) [comments] (https://www.reddit.com/r/programming/comments/1w5ff6s/this_fence_has_no_farmer/)

Injections done the right way!
https://www.reddit.com/r/programming/comments/1w5fn7e/injections_done_the_right_way/

submitted by /u/Efficient-Public-551 (https://www.reddit.com/user/Efficient-Public-551)
[link] (https://youtu.be/rEmL9wqxgKQ) [comments] (https://www.reddit.com/r/programming/comments/1w5fn7e/injections_done_the_right_way/)

Postgres Calculations and the Ambiguity of NULL
https://www.reddit.com/r/programming/comments/1w5gtxg/postgres_calculations_and_the_ambiguity_of_null/

<!-- SC_OFF -->All the ways that NULL can cause chaos in your SQL outcomes. <!-- SC_ON --> submitted by /u/winsletts (https://www.reddit.com/user/winsletts)
[link] (https://www.crunchydata.com/blog/postgres-calculations-and-the-ambiguity-of-null) [comments] (https://www.reddit.com/r/programming/comments/1w5gtxg/postgres_calculations_and_the_ambiguity_of_null/)

Yet Another Sentence Boundary Detector (python, rule-based)
https://www.reddit.com/r/programming/comments/1w5hhdh/yet_another_sentence_boundary_detector_python/

submitted by /u/Speedk4011 (https://www.reddit.com/user/Speedk4011)
[link] (https://hashnode.com/edit/cms4z57tu00010bhr87bw1jtz) [comments] (https://www.reddit.com/r/programming/comments/1w5hhdh/yet_another_sentence_boundary_detector_python/)

Let's build a compressor from scratch
https://www.reddit.com/r/programming/comments/1w5l8wx/lets_build_a_compressor_from_scratch/

submitted by /u/aochagavia (https://www.reddit.com/user/aochagavia)
[link] (https://ochagavia.nl/blog/lets-build-a-compressor-from-scratch/) [comments] (https://www.reddit.com/r/programming/comments/1w5l8wx/lets_build_a_compressor_from_scratch/)

CTTI is Exponential, RTTI is Linear
https://www.reddit.com/r/programming/comments/1w5ov1s/ctti_is_exponential_rtti_is_linear/

submitted by /u/gingerbill (https://www.reddit.com/user/gingerbill)
[link] (https://www.gingerbill.org/article/2026/09/02/ctti-is-exponential-rtti-is-linear/) [comments] (https://www.reddit.com/r/programming/comments/1w5ov1s/ctti_is_exponential_rtti_is_linear/)

Squeezing Performance out of eBPF
https://www.reddit.com/r/programming/comments/1w5p84l/squeezing_performance_out_of_ebpf/

submitted by /u/mttd (https://www.reddit.com/user/mttd)
[link] (https://bitbison.io/blog/ebpf-performance/) [comments] (https://www.reddit.com/r/programming/comments/1w5p84l/squeezing_performance_out_of_ebpf/)

Ok, but does it scale?
https://www.reddit.com/r/programming/comments/1w6fg39/ok_but_does_it_scale/

submitted by /u/theartofengineering (https://www.reddit.com/user/theartofengineering)
[link] (https://spacetimedb.com/blog/how-does-spacetime-scale) [comments] (https://www.reddit.com/r/programming/comments/1w6fg39/ok_but_does_it_scale/)

[PDF] Lost Bytes At The Crossroads Between User- And Kernel-Level Memory Allocation
https://www.reddit.com/r/programming/comments/1w6hm8j/pdf_lost_bytes_at_the_crossroads_between_user_and/

submitted by /u/mttd (https://www.reddit.com/user/mttd)
[link] (https://www.ibr.cs.tu-bs.de/vss/Publications/2026/fistanto_26_lost_bytes.pdf) [comments] (https://www.reddit.com/r/programming/comments/1w6hm8j/pdf_lost_bytes_at_the_crossroads_between_user_and/)

Surviving Black Friday: 329 billion requests with Falcon
https://www.reddit.com/r/programming/comments/1wafqim/surviving_black_friday_329_billion_requests_with/

submitted by /u/noteflakes (https://www.reddit.com/user/noteflakes)
[link] (https://www.youtube.com/watch?v=NMruXY3TrpI) [comments] (https://www.reddit.com/r/programming/comments/1wafqim/surviving_black_friday_329_billion_requests_with/)

Swap, memory pressure and the Go GC
https://www.reddit.com/r/programming/comments/1waowcp/swap_memory_pressure_and_the_go_gc/

submitted by /u/andreiross (https://www.reddit.com/user/andreiross)
[link] (https://frn.sh/swap) [comments] (https://www.reddit.com/r/programming/comments/1waowcp/swap_memory_pressure_and_the_go_gc/)

How to Read Server Monitoring Graphs
https://www.reddit.com/r/programming/comments/1war2cw/how_to_read_server_monitoring_graphs/

submitted by /u/kciter (https://www.reddit.com/user/kciter)
[link] (https://kciter.so/posts/server-monitoring-analysis-guide/en/) [comments] (https://www.reddit.com/r/programming/comments/1war2cw/how_to_read_server_monitoring_graphs/)

video on improving performance of arctan for Nintendo 64 by Kaze Emanuar "spent weeks to save 100 Microseconds"
https://www.reddit.com/r/programming/comments/1was1gb/video_on_improving_performance_of_arctan_for/

submitted by /u/danielcw189 (https://www.reddit.com/user/danielcw189)
[link] (https://www.youtube.com/watch?v=U2K44nC8c8g) [comments] (https://www.reddit.com/r/programming/comments/1was1gb/video_on_improving_performance_of_arctan_for/)

What every compiler writer should know about programmers or “Optimization” based on undefined behaviour hurts performance
https://www.reddit.com/r/programming/comments/1waw4mb/what_every_compiler_writer_should_know_about/

submitted by /u/lelanthran (https://www.reddit.com/user/lelanthran)
[link] (https://www.complang.tuwien.ac.at/kps2015/proceedings/KPS_2015_submission_29.pdf) [comments] (https://www.reddit.com/r/programming/comments/1waw4mb/what_every_compiler_writer_should_know_about/)

Not In My Git Yard: Catching Backdoors at Commit and Release Time
https://www.reddit.com/r/programming/comments/1wb9iot/not_in_my_git_yard_catching_backdoors_at_commit/

submitted by /u/mttd (https://www.reddit.com/user/mttd)
[link] (https://arxiv.org/abs/2607.26719) [comments] (https://www.reddit.com/r/programming/comments/1wb9iot/not_in_my_git_yard_catching_backdoors_at_commit/)

Announcing .NET 11 Release Candidate 1 - .NET Blog
https://www.reddit.com/r/programming/comments/1wbb73b/announcing_net_11_release_candidate_1_net_blog/

submitted by /u/Atulin (https://www.reddit.com/user/Atulin)
[link] (https://devblogs.microsoft.com/dotnet/dotnet-11-rc-1/) [comments] (https://www.reddit.com/r/programming/comments/1wbb73b/announcing_net_11_release_candidate_1_net_blog/)