To reference or cite the objects present in the Software Heritage archive, permalinks based on SoftWare Hash IDentifiers (SWHIDs) must be used. Select below a type of object currently browsed in order to display its associated SWHID and permalink.
swh:1:cnt:541a14d40343ad82ec3e77954039c64eb9630ffb
swh:1:dir:f8ca1534ecf6760757c67795193281b28e05354d
swh:1:snp:8af5e945b1aa5b1b5f89bf21e30348f209c5139c
swh:1:rel:03f37dda6d93d6397de187cab801808876c76969
<body> <p>Utility classes pertaining to input and output.</p> </body>