replacer replace specified old string to new string in a file. A file is overwritten.
When you have installed the Go, Please execute following go get
command:
go get -u github.com/qt-luigi/replacer
$ cat sample.txt
The Golang Programming Language
Golang is an open source programming language that makes it easy to build simple, reliable, and efficient software.
$ replacer sample.txt Golang Go
$ cat sample.txt
The Go Programming Language
Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.
This tool read and process all file contents to memory.
MIT
Ryuji Iwata
This tool is mainly using by myself. :-)