[14] Results

Golang : Pipe output from one os.Exec(shell command) to another command

golang os-exec io-pipe shell-command

Problem :

You want to execute one shell command with os.Exec() function, wait for it to complete and then pipe….... read more

Prevent Write failed: Broken pipe problem during ssh session with screen command

macosx terminal screen broken-pipe

There are times when you are away from you computer/terminal and come back later to find the ssh session or….... read more

Golang : Characters limiter example

golang character-limiter io-readatleast


You want to limit a string to X number of characters. How to do that?


Use io.ReadAtLeast() function….... read more

Unix/Linux : How to pipe/save output of a command to file?

linux unix save-output pipe-output-command

Problem :

You need to capture/pipe or save the output of a command execution in Unix/Linux to a file. How….... read more

Golang : Convert(cast) io.Reader type to string

golang convert type-cast io-reader string

Problem :

You have input of type io.Reader and you need to convert the input to string type.

Solution :

.... read more

Golang : How to pipe input data to executing child process?

golang input-pipe input-data os-exec

Problem :

Your program is executing a child process via os/exec and you want to pipe input data to the….... read more

Golang : Fix cannot use buffer (type bytes.Buffer) as type io.Writer(Write method has pointer receiver) error

golang io-writer bytes-buffer pointer-receiver

Problem :

You created a variable of type bytes.Buffer and encounter this error message when you want to use the….... read more

Golang : Convert(cast) bytes.Buffer or bytes.NewBuffer type to io.Reader

golang bytes-buffer io-reader convert-cast

Problem :

You need to convert or type cast bytes.Buffer or bytes.NewBuffer type to io.Reader to use in io.MultiReader() function….... read more