query: Add extension to File
positive_passages.docid: 26098
positive_passages.text: Rename a file using Java
negative_passages.docid: 64426
negative_passages.text: How do I add text to the beginning of a file in Bash?
negative_passages.docid: 71621
negative_passages.text: recursively add directory name to file name
negative_passages.docid: 69572
negative_passages.text: How do I change extension of multiple files recursively from the command line?
negative_passages.docid: 109248
negative_passages.text: QuickLook for files with no extension or an unknown extension
negative_passages.docid: 33719
negative_passages.text: How can I recursively copy files by file extension?
negative_passages.docid: 158267
negative_passages.text: Insert text in specific lines of a file
negative_passages.docid: 100053
negative_passages.text: Appending to the end of a file with NSMutableString
negative_passages.docid: 132945
negative_passages.text: How to loop over files in directory and change path and add suffix to filename
negative_passages.docid: 60191
negative_passages.text: How to rename multiple files by removing the extension?
negative_passages.docid: 71783
negative_passages.text: How to set up a default program opening an unknown file extension?
negative_passages.docid: 18691
negative_passages.text: Extract filename and extension in Bash
negative_passages.docid: 16617
negative_passages.text: Getting file names without extensions
negative_passages.docid: 113351
negative_passages.text: Finding files by only knowing extension?
negative_passages.docid: 79374
negative_passages.text: Extracting extension from filename in Python
negative_passages.docid: 145602
negative_passages.text: Prepend a line to an existing file in Python
negative_passages.docid: 118572
negative_passages.text: Change the default application (for a file extension) via script/command line?