{"action":"created","issue":{"url":"https://api.github.com/repos/ambiata/icicle/issues/339","repository_url":"https://api.github.com/repos/ambiata/icicle","labels_url":"https://api.github.com/repos/ambiata/icicle/issues/339/labels{/name}","comments_url":"https://api.github.com/repos/ambiata/icicle/issues/339/comments","events_url":"https://api.github.com/repos/ambiata/icicle/issues/339/events","html_url":"https://github.com/ambiata/icicle/pull/339","id":135630211,"number":339,"title":"optional dense fields","user":{"login":"tranma","id":235039,"avatar_url":"https://avatars.githubusercontent.com/u/235039?v=3","gravatar_id":"","url":"https://api.github.com/users/tranma","html_url":"https://github.com/tranma","followers_url":"https://api.github.com/users/tranma/followers","following_url":"https://api.github.com/users/tranma/following{/other_user}","gists_url":"https://api.github.com/users/tranma/gists{/gist_id}","starred_url":"https://api.github.com/users/tranma/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tranma/subscriptions","organizations_url":"https://api.github.com/users/tranma/orgs","repos_url":"https://api.github.com/users/tranma/repos","events_url":"https://api.github.com/users/tranma/events{/privacy}","received_events_url":"https://api.github.com/users/tranma/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":5,"created_at":"2016-02-23T04:36:46Z","updated_at":"2016-02-23T06:39:53Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/ambiata/icicle/pulls/339","html_url":"https://github.com/ambiata/icicle/pull/339","diff_url":"https://github.com/ambiata/icicle/pull/339.diff","patch_url":"https://github.com/ambiata/icicle/pull/339.patch"},"body":"@HuwCampbell should fix https://github.com/ambiata/data-science-support/issues/231\r\n\r\nIf no missing value is specified, `\"\"` is automatically used.\r\n\r\nexample:\r\n\r\ninput:\r\n\r\n```\r\ntitle = \"toy\"\r\nnamespace = \"story\"\r\n[fact.stuff]\r\n  encoding = \"(age:int*,name:string)\"\r\n[feed.stuff]\r\n  columns = [\"age\", \"name\"]\r\n[feature.severity]\r\n  expression = \"feature stuff ~> filter isSome age ~> mean (getOrElse 0 age)\"\r\n```\r\n\r\n```\r\nwoody|1|sheriffwoody|1991-01-01\r\nbuzz|NA|buzzlightyear|1991-01-01\r\n```\r\n\r\nrun:\r\n\r\n```\r\n./dist/build/Ice/ice snapshot foo.psv foo.toml 2015-01-01 --input-psv dense --output-psv sparse           \r\nwoody|severity|1.0\r\n```"},"comment":{"url":"https://api.github.com/repos/ambiata/icicle/issues/comments/187569802","html_url":"https://github.com/ambiata/icicle/pull/339#issuecomment-187569802","issue_url":"https://api.github.com/repos/ambiata/icicle/issues/339","id":187569802,"user":{"login":"jystic","id":134805,"avatar_url":"https://avatars.githubusercontent.com/u/134805?v=3","gravatar_id":"","url":"https://api.github.com/users/jystic","html_url":"https://github.com/jystic","followers_url":"https://api.github.com/users/jystic/followers","following_url":"https://api.github.com/users/jystic/following{/other_user}","gists_url":"https://api.github.com/users/jystic/gists{/gist_id}","starred_url":"https://api.github.com/users/jystic/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jystic/subscriptions","organizations_url":"https://api.github.com/users/jystic/orgs","repos_url":"https://api.github.com/users/jystic/repos","events_url":"https://api.github.com/users/jystic/events{/privacy}","received_events_url":"https://api.github.com/users/jystic/received_events","type":"User","site_admin":false},"created_at":"2016-02-23T06:39:53Z","updated_at":"2016-02-23T06:39:53Z","body":"```c\r\n                    while (pe != ent_pe && *pe != '|')\r\n                        pe++;\r\n```\r\n\r\nCurious why we need this?"}}