Hegwin.Me

Thoughts grows up by feeding itself with its own words.

Batch update file extensions in Linux

Linux批量修改文件扩展名

A colleague of mine organized several thousand pdf files and needed to perform some batch operations. After uploading to the server, only to find that the extensions inside are uppercase .PDF, some are lowercase .pdf. This brings some trouble, because we have a program on the server that only recognizes the lowercase extensions; The colleague is working with Windows OS,...