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Welcome to golang-nuts, a general discussion list for the Go Programming Language .

Your question may have been answered already. Before asking, please search the group archive and check the Go Frequently Asked Questions page. Also see the Go documentation index . When asking a question, please describe the system and the version of Go you are using. Please say exactly what you did, exactly what happened, and what you expected to happen instead. Please avoid sending screenshots if at all possible; send text, not a screenshot.

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0 selected

Pierre Durand , Jason E. Aten 2

4:13 PM

synctest and test examples

Since synctest runs on a fake clock, doing anything "automatically" with it seems like a

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synctest and test examples

Since synctest runs on a fake clock, doing anything "automatically" with it seems like a

4:13 PM

ameya loya , Jason E. Aten 2

11:04 AM

Understanding how context.AfterFunc works

Hi Ameya, I can't answer your question, but I can suggest that you steer in a different direction

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Understanding how context.AfterFunc works

Hi Ameya, I can't answer your question, but I can suggest that you steer in a different direction

11:04 AM

anno...@golang.org

Sep 3

[security] Go 1.25.1 and Go 1.24.7 are released

Hello gophers, We have just released Go versions 1.25.1 and 1.24.7, minor point releases. These minor

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[security] Go 1.25.1 and Go 1.24.7 are released

Hello gophers, We have just released Go versions 1.25.1 and 1.24.7, minor point releases. These minor

Sep 3

Cliff , … Sandesh Gade 10

Sep 3

Discriminated Unions and Enums Example

I got hit by a car last night. As I was sitting in the emergency room I realized the answer to Russ

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Discriminated Unions and Enums Example

I got hit by a car last night. As I was sitting in the emergency room I realized the answer to Russ

Sep 3

Egor Ponomarev , … David Finkel 15

Sep 2

Buffered channels: “good” vs “bad” waiting — any official docs?

On Tue, Sep 2, 2025 at 2:40 PM Jason E. Aten <jea...@gmail.com> wrote: David wrote: > The

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Buffered channels: “good” vs “bad” waiting — any official docs?

On Tue, Sep 2, 2025 at 2:40 PM Jason E. Aten <jea...@gmail.com> wrote: David wrote: > The

Sep 2

Sep 1

unMarshal DER from snmp

Hi, I need to work with SNMP and am used to go's nice Marshel/Unmarshal code for protobufs, json

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unMarshal DER from snmp

Hi, I need to work with SNMP and am used to go's nice Marshel/Unmarshal code for protobufs, json

Sep 1

Alex , … Ian Lance Taylor 14

Sep 1

cmd/cgo, windows: llvm-mingw 21 broke something

On Sun, Aug 31, 2025, 7:38 PM Chotepud Teo <alex....@gmail.com> wrote: gmail blocks object

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cmd/cgo, windows: llvm-mingw 21 broke something

On Sun, Aug 31, 2025, 7:38 PM Chotepud Teo <alex....@gmail.com> wrote: gmail blocks object

Sep 1

Alexander Ertli

Aug 30

contenox/runtime: An open-source state machine for GenAI workflows in Go

Hi everyone, I'm excited to share a project I've been heads-down on for the better part of

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contenox/runtime: An open-source state machine for GenAI workflows in Go

Hi everyone, I'm excited to share a project I've been heads-down on for the better part of

Aug 30

alex-coder , … Rodrick Brown 13

Aug 29

LLM development toolkit.

Hi All. New version: it is possible to perform dataset creation in multi-threaded mode, see point 18

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LLM development toolkit.

Hi All. New version: it is possible to perform dataset creation in multi-threaded mode, see point 18

Aug 29

mr....@gmail.com , … Dan Kortschak 7

Aug 29

Issues Generating New System Calls for Golang Syscall on Ubuntu 20.04.6 LTS AARCH64

On Thu, 2025-08-28 at 20:43 -0700, mr....@gmail.com wrote: > syscall has been frozen, I should

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Issues Generating New System Calls for Golang Syscall on Ubuntu 20.04.6 LTS AARCH64

On Thu, 2025-08-28 at 20:43 -0700, mr....@gmail.com wrote: > syscall has been frozen, I should

Aug 29

Jelle van den Hooff , … Jason E. Aten 6

Aug 27

announcing gosim: simulation testing for Go

Hi Jelle, Gosim is all the more impressive now that I've tried my hand at writing tests with

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announcing gosim: simulation testing for Go

Hi Jelle, Gosim is all the more impressive now that I've tried my hand at writing tests with

Aug 27

JUAN DIEGO LATORRE RAMIREZ , … Kurtis Rader 6

Aug 26

Is calling With in slog for every log entry a performance issue?

Hey! Thanks for sharing this experience! Very interesting! Yes, definitely, I will use Go profiling

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Is calling With in slog for every log entry a performance issue?

Hey! Thanks for sharing this experience! Very interesting! Yes, definitely, I will use Go profiling

Aug 26

andreas graeper , … Brian Candler 4

Aug 25

errors.As(e,&xe) or returning XError from function ?

On Monday, 18 August 2025 at 17:28:44 UTC+1 andreas graeper wrote: type-interface (error) can be nil

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errors.As(e,&xe) or returning XError from function ?

On Monday, 18 August 2025 at 17:28:44 UTC+1 andreas graeper wrote: type-interface (error) can be nil

Aug 25

Aug 24

go-miniflac: A Go binding for the miniflac C library

go-miniflac is a Go binding for the miniflac C library. The following is the miniflac description

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go-miniflac: A Go binding for the miniflac C library

go-miniflac is a Go binding for the miniflac C library. The following is the miniflac description

Aug 24

Cyrill Troxler , Ian Lance Taylor 3

Aug 24

Finding imports that increase memory usage

Thanks for pointing me in that direction, this definitely contributes. I locally replaced golang.org/

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Finding imports that increase memory usage

Thanks for pointing me in that direction, this definitely contributes. I locally replaced golang.org/

Aug 24

Aug 24

terrific ken thompson interview

https://www.youtube.com/watch?v=ua9QEKffpdE Things I found interesting: Ken is both curious, driven,

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terrific ken thompson interview

https://www.youtube.com/watch?v=ua9QEKffpdE Things I found interesting: Ken is both curious, driven,

Aug 24

Aug 23

alsa: Go reimplementation of TinyALSA library

https://github.com/gen2brain/alsa The library follows (hopefully) the same logic as TinyALSA. Since

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alsa: Go reimplementation of TinyALSA library

https://github.com/gen2brain/alsa The library follows (hopefully) the same logic as TinyALSA. Since

Aug 23

SugarMGP , … Kevin Chowski 6

Aug 22

Possible bug in image/draw with RGB values of fully transparent pixels

I reorganized the code and found that the issue was caused by the dependency library “github.com/

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Possible bug in image/draw with RGB values of fully transparent pixels

I reorganized the code and found that the issue was caused by the dependency library “github.com/

Aug 22

Oliver Eikemeier , … Axel Wagner 5

Aug 21

Static Analysis for Go Error Type Consistency: errortype Linter

Hi, Am 19.08.2025 um 06:57 schrieb Axel Wagner <axel.wa...@googlemail.com>: Hi, On Fri, 15

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Static Analysis for Go Error Type Consistency: errortype Linter

Hi, Am 19.08.2025 um 06:57 schrieb Axel Wagner <axel.wa...@googlemail.com>: Hi, On Fri, 15

Aug 21

monadix , Axel Wagner 2

Aug 20

Why isn't unsafe.Sizeof constant for generic types?

On Wed, 20 Aug 2025 at 20:55, monadix <arseni...@gmail.com> wrote: Why exactly isn't it

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Why isn't unsafe.Sizeof constant for generic types?

On Wed, 20 Aug 2025 at 20:55, monadix <arseni...@gmail.com> wrote: Why exactly isn't it

Aug 20

Bob Glickstein , David Harkness 2

Aug 20

A minor incompatibility in Go 1.25

According to the types.Alias documentation, this was changed because Go 1.24 added the ability for a

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A minor incompatibility in Go 1.25

According to the types.Alias documentation, this was changed because Go 1.24 added the ability for a

Aug 20

haorong he , peterGo 2

Aug 19

package version error

Following your link: https://dl.google.com/go/go1.22.5.linux-amd64.tar.gz Downloads: go1.22.5.linux-

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package version error

Following your link: https://dl.google.com/go/go1.22.5.linux-amd64.tar.gz Downloads: go1.22.5.linux-

Aug 19

Ruslan Semagin , … Patrick Smith 25

Aug 19

Slice expansion in channel send statements (ch <- X...)

Patrick, thanks for the message. Select semantics does not change. It is only about the specific

unread,

Slice expansion in channel send statements (ch <- X...)

Patrick, thanks for the message. Select semantics does not change. It is only about the specific

Aug 19

andreas graeper , … Ian Lance Taylor 3

Aug 18

struct T, interface I. implement I for T and/or for *T

On Mon, Aug 18, 2025 at 9:25 AM 'andreas graeper' via golang-nuts <golang-nuts@

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struct T, interface I. implement I for T and/or for *T

On Mon, Aug 18, 2025 at 9:25 AM 'andreas graeper' via golang-nuts <golang-nuts@

Aug 18

Aug 16

Confuse about runtime.AddCleanup

in this cl https://go-review.googlesource.com/c/go/+/638557/12/src/net/fd_posix.go In my understand,

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Confuse about runtime.AddCleanup

in this cl https://go-review.googlesource.com/c/go/+/638557/12/src/net/fd_posix.go In my understand,

Aug 16

Jochen Voss , … Bushnell, Thomas 16

Aug 15

Rounding to k digits

Your point is well taken! But I think it's your focus on the cardinality that matters here. There

unread,

Rounding to k digits

Your point is well taken! But I think it's your focus on the cardinality that matters here. There

Aug 15

John Wilkinson , … atd...@gmail.com 12

Aug 15

Allowing uninstantiated generic types as function parameters

I am not quite sure what is it that you find problematic with either options. Seems fine to me. Your

unread,

Allowing uninstantiated generic types as function parameters

I am not quite sure what is it that you find problematic with either options. Seems fine to me. Your

Aug 15

Peter Bočan , … Brian Candler 4

Aug 15

Non-blocking observation of a context cancellation or process cancellation?

On Wednesday, 13 August 2025 at 23:59:37 UTC+6 Peter Bočan wrote: if we could include a method on the

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Non-blocking observation of a context cancellation or process cancellation?

On Wednesday, 13 August 2025 at 23:59:37 UTC+6 Peter Bočan wrote: if we could include a method on the

Aug 15

Aug 14

Notice: xlsx package relocation

Hi everyone, Yesterday I made the decision to move my XLSX package from GitHub to Codeberg. I won

unread,

Notice: xlsx package relocation

Hi everyone, Yesterday I made the decision to move my XLSX package from GitHub to Codeberg. I won

Aug 14

Aug 13

Inliner enhancement - choose better local names when renaming imports

I noticed #63352 requests improvements to the inliner by choosing better local names when renaming

unread,

Inliner enhancement - choose better local names when renaming imports

I noticed #63352 requests improvements to the inliner by choosing better local names when renaming

Aug 13

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