10 questions from the last 7 days
5
votes
1
answer
92
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
-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
Best practices
0
votes
2
replies
99
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
Tooling
0
votes
2
replies
67
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
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
1
vote
0
answers
58
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
1
vote
1
answer
63
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
2
votes
0
answers
37
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
2
votes
0
answers
34
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