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- File Types
-
- Unix utilities:
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- Program Example Results
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- compress - compress filename filename.Z
- uncompress - uncompress filename.Z filename
- gzip - gzip filename filename.gz
- gunzip - gunzip filename filename
- zcat - zcat filename.gz (or Z) reads files
- tar - tar -cvf filename.tar [file list] filename.tar
- tar -xvf filename.tar file list
- shar - shar file1 file2 > filename.shar filename.shar
- sh - sh filename.shar separate files
- btoa - btoa filename binary to text
- btoa -a filename text to binary
- uuencode - uuencode filename filename.uue
- uudecode - uudecode filename filename
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- The programs mentioned above have many options (unix switches) and
- in some cases (as with gzip/gunzip) are very powerful. You can read
- full details about them by using the unix man command. For example,
- to find out about the tar tar command type: man tar. The unix online
- manual for tar will be displayed.
-
- MS-DOS utilities:
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- Program Example Results
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- pkzip - pkzip filename.zip *.* archive and compress
- all the files in the
- current directory into a
- file called filename.zip
-
- pkunzip - pkunzip filename.zip uncompress and unzip all
- the files stored in the
- file called filename.zip
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- Pkzip is shareware. This means that you may obtain it and share it
- freely. If you like it you must send a small fee to it's developer.
- It is widely available at ftp sites throughout the Internet.
-
- In addition to the prolific volumes of files you will find falling
- into one of the categories above you may often find some of the
- following file types on the Internet, identified by file extension:
-
- Extension Explanation
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- .hqx A Macintosh file compressed with the hexbin program.
- .zoo An MS-DOS file archived with the zoo archiver.
- .lhr An MS-DOS program archived with the lharc archiver.
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