Keith_void bigHave
bigHave
/ MoveFile.go
Created
March 2, 2022 04:19
— forked from var23rav/MoveFile.go
GoLang: os.Rename() give error "invalid cross-device link" for Docker container with Volumes. MoveFile(source, destination) will work moving file between folders
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| import ( | |
| "fmt" | |
| "io" | |
| "os" | |
| ) | |
| /* | |
| GoLang: os.Rename() give error "invalid cross-device link" for Docker container with Volumes. | |
| MoveFile(source, destination) will work moving file between folders | |
| */ |
bigHave
/ batch_mysql_op.go
Created
January 24, 2022 08:17
batch mysql operations when use "in" condition,avoid "statement contains too many placeholders". quote from gorm.
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| callFc := func(tx *DB) error { | |
| // the reflection length judgment of the optimized value | |
| reflectLen := reflectValue.Len() | |
| for i := 0; i < reflectLen; i += batchSize { | |
| ends := i + batchSize | |
| if ends > reflectLen { | |
| ends = reflectLen | |
| } | |
| subtx := tx.getInstance() |
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| go get -u golang.org/x/tools/cmd/goyacc |