{"id":20359216,"url":"https://github.com/erkin/rpnscm","last_synced_at":"2026-03-19T15:27:54.348Z","repository":{"id":145322965,"uuid":"130216887","full_name":"erkin/rpnscm","owner":"erkin","description":"CLI RPN calculator with REPL and batch evaluation support","archived":false,"fork":false,"pushed_at":"2019-07-09T21:14:03.000Z","size":69,"stargazers_count":0,"open_issues_count":4,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-03-04T17:53:36.146Z","etag":null,"topics":["calculator","chicken-scheme","lisp","rpn","rpn-calculator","scheme"],"latest_commit_sha":null,"homepage":"","language":"Scheme","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mpl-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/erkin.png","metadata":{"files":{"readme":"README.org","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2018-04-19T13:05:26.000Z","updated_at":"2023-07-07T19:09:08.000Z","dependencies_parsed_at":null,"dependency_job_id":"f9caa07e-49ae-4593-81cf-7bfef82c9efe","html_url":"https://github.com/erkin/rpnscm","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/erkin/rpnscm","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/erkin%2Frpnscm","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/erkin%2Frpnscm/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/erkin%2Frpnscm/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/erkin%2Frpnscm/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/erkin","download_url":"https://codeload.github.com/erkin/rpnscm/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/erkin%2Frpnscm/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":30184883,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-03-06T14:42:24.748Z","status":"ssl_error","status_checked_at":"2026-03-06T14:42:14.925Z","response_time":250,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.6:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["calculator","chicken-scheme","lisp","rpn","rpn-calculator","scheme"],"created_at":"2024-11-14T23:32:22.404Z","updated_at":"2026-03-06T16:03:02.196Z","avatar_url":"https://github.com/erkin.png","language":"Scheme","funding_links":[],"categories":[],"sub_categories":[],"readme":"* RPNSCM v0.18\n  A primitive (but future-rich in near future, probably) RPN calculator written in Scheme.\n  Check the development branch for latest stuff.\n\n  This is effectively a toy project for me to hack with CHICKEN Scheme.\n\n** Required extensions\n   * =srfi-1=  (for =zip=)\n   * =srfi-13= (for =string-pad=, =string-pad-right= \u0026 =string-tokenize=)\n   * =srfi-37= (for =args-fold= \u0026 =option=)\n\n** Usage\n   #+BEGIN_EXAMPLE\n   rpn -e \"EXPRESSION\"\n   #+END_EXAMPLE\n   See =--help= for options and =--operators=\n   for a list of operations (and what they do).\n\n*** Example\n    #+BEGIN_EXAMPLE\n    % ./rpn -e \"4 3 % 7 7 * * 2 / 10 -\" \n    (14)\n\n    % ./rpn -i\n    5 5 +\n    8 2 *\n    !\n     16\n    ^D\n    (10)\n\n    % ./rpn -v -e \"4 3 % 7 7 * * 2 / 10 -\" \n    Input: (4 3 % 7 7 * * 2 / 10 -)\n     0: (3 % 7 7 * * 2 / 10 -) -\u003e 4 -\u003e ()\n     1: (% 7 7 * * 2 / 10 -) -\u003e 3 -\u003e (4)\n     2: (7 7 * * 2 / 10 -) -\u003e % -\u003e (4 3)\n     3: (7 * * 2 / 10 -) -\u003e 7 -\u003e (1)\n     4: (* * 2 / 10 -) -\u003e 7 -\u003e (1 7)\n     5: (* 2 / 10 -) -\u003e * -\u003e (1 7 7)\n     6: (2 / 10 -) -\u003e * -\u003e (7 7)\n     7: (/ 10 -) -\u003e 2 -\u003e (49)\n     8: (10 -) -\u003e / -\u003e (49 2)\n     9: (-) -\u003e 10 -\u003e (24)\n    10: () -\u003e - -\u003e (24 10)\n    Output: (14)\n    #+END_EXAMPLE\n\n** Note\n   Only integers are supported for the time being.\n   Inexact numbers get rounded to the nearest exact integer.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ferkin%2Frpnscm","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ferkin%2Frpnscm","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ferkin%2Frpnscm/lists"}