74,447 questions
Tooling
0
votes
2
replies
65
views
Cache Go dependencies in dev container
I'm trying to build a pre-built dev container (see here). Among others, the app has some Go dependencies specified in go.mod (link to file):
module github.com/jovandeginste/workout-tracker/v2
go 1.24....
- 5,699
2
votes
0
answers
32
views
missing EventToken.h while building with webview and fyne-cross
So, after I added webview onto my app I try to compile my app, this error appears:
In file included from webview.cc:1: In file included from /go/pkg/mod/github.com/webview/[email protected]...
- 21
5
votes
1
answer
90
views
Use Petsc-Library in Go
I am trying to use the PETSc (Portable, Extensible Toolkit for Scientific Computation) library in Go over cgo. After the call of PetscInitialize, the program will crash at a random point with the ...
- 81
1
vote
0
answers
56
views
Golang benchmarks involving goroutines show higher than expected allocations when controlling the timer manually
Using go version go1.25.3 darwin/arm64.
The below implementation is a simplified version of the actual implementation.
type WaitObject struct{ c chan struct{} }
func StartNewTestObject(d time....
- 19
2
votes
1
answer
46
views
Purpose of WriteCommitted isolation transaction level (Golang database/sql package)
In Golang, database/sql package, there is a constant such as LevelWriteCommitted for the IsolationLevel type
https://pkg.go.dev/database/sql#IsolationLevel
What is the purpose of this level? There is ...
- 46
2
votes
0
answers
36
views
How to use ITaskbarList3::SetProgressState and ITaskbarList3::SetProgressValue in Go? [duplicate]
I make a software in Go. Because it made a long process, it displays a progression bar. I show one with a *fyne.widget.ProgressBar, and I would like to add another one directly on the taskbar button ...
- 76
Best practices
0
votes
2
replies
98
views
Memory accounting and quotas for subtasks in golang programs
If I have a server written in golang that processes requests containing user queries, is there any viable method to track and limit the memory used by any given user request?
The server process does ...
- 329k
-2
votes
1
answer
83
views
Goroutine not updating map correctly in concurrent Go program
I’m trying to update a map from multiple goroutines, but the results seem inconsistent. Sometimes keys are missing or values are wrong.
Here’s my code:
package main
import (
"fmt"
&...
- 3,457
0
votes
1
answer
103
views
How can I have a tools-only folder/module?
My project has the following folder structure:
.
├── mkdotenv
│ ├── core
│ │ ├── dotenv_resolve.go
│ │ └── dotenv_resolve_test.go
│ ├── files
│ │ └── files.go
│ ├── go.mod
│ ├── go....
- 10.4k
1
vote
1
answer
62
views
How to display a progression bar on the task bar using Go and Fyne?
I am creating a little software in Golang. I use Fyne as GUI library. It creates long process (it it a file encrypter), so I display a progression bar, as it:
go func() {
go encryptCore(
...
- 76
0
votes
0
answers
77
views
Druid Timestamp formatting issue — data correct, but still shows UTC (Z)
I have a Druid SQL query that returns data correctly for different timezones (UTC, EST), but the timestamp format is still shown in UTC (Z), even though the values are correct.
timestamp ...
3
votes
2
answers
90
views
MongoDB Go driver’s topology view is stale and reports no primary indefinitely
I'm encountering an issue in a Go application that uses the official MongoDB Go driver. We have the use case where a ReplicaSet is recreated from scratch. Replica Set consists of 2 members, no arbiter ...
- 31
1
vote
1
answer
59
views
How to set min window size for application
I just want to create a simple chat app. I try setting the min size for myWindow but only found SetMinSize function on baseObject, not for container or layout. Right now my app can shrink very small ...
- 114
5
votes
2
answers
952
views
go: no such tool "covdata" in Go 1.25
After upgrading to Go 1.25 (specifically 1.25.1) when I run go test -cover I get this message:
go: no such tool "covdata"
The command exits with status 1.
It seems this does not happen ...
- 46.8k
0
votes
0
answers
42
views
Install Wails v2 on mac permission denied
I have an issue trying to install WAILS https://wails.io/docs/gettingstarted/installation
I am running a command and it outputs permission denied.
go install github.com/wailsapp/wails/v2/cmd/wails@...
