{"id":3770,"date":"2015-11-02T08:45:14","date_gmt":"2015-11-02T13:45:14","guid":{"rendered":"http:\/\/rud.is\/b\/?p=3770"},"modified":"2018-03-07T16:43:27","modified_gmt":"2018-03-07T21:43:27","slug":"an-ephemeral-update-to-daylight","status":"publish","type":"post","link":"https:\/\/rud.is\/b\/2015\/11\/02\/an-ephemeral-update-to-daylight\/","title":{"rendered":"An Ephemeral Update to daylight()"},"content":{"rendered":"<p>This occurrence of the bi-annual corruption of the space-time continuum (i.e. changing to\/from standard\/daylight time) in the U.S. caused me to make a slight change to the code [from an older post](https:\/\/rud.is\/b\/2014\/09\/23\/seeing-the-daylight-with-r\/). The `daylight()` function now auto-discovers the date and location information (via [telize](http:\/\/www.telize.com\/)) from the caller, which means all you have to do to get a plot like this:<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"3771\" data-permalink=\"https:\/\/rud.is\/b\/2015\/11\/02\/an-ephemeral-update-to-daylight\/rstudio-5\/\" data-orig-file=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2015\/11\/RStudio.png?fit=1416%2C1284&amp;ssl=1\" data-orig-size=\"1416,1284\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"RStudio\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2015\/11\/RStudio.png?fit=510%2C462&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2015\/11\/RStudio.png?resize=510%2C462&#038;ssl=1\" alt=\"RStudio\" width=\"510\" height=\"462\" class=\"aligncenter size-full wp-image-3771\" \/><\/p>\n<p>is to source the [new gist](https:\/\/gist.github.com\/hrbrmstr\/e435d4fa0c31b8e1a9d0) like this:<\/p>\n<p>    devtools::source_gist(&#8220;e435d4fa0c31b8e1a9d0&#8243;, sha1=&#8221;64e859227266dc5f9008b3b3959a19fea373fee6&#8221;)<\/p>\n<p>Remember that you should verify any code before blindly `source`ing it (in R or anywhere else) and make sure to use the SHA1 hash so you know you&#8217;re sourcing the proper code (and not potentially being pwnd).<\/p>\n<p>Note that the granularity\/accuracy of the geolocation is only as good as the Telize service (which uses MaxMind). The fact that this shows Vermont instead of Maine should make you all think thrice about trusting IP geolocation in general, especially you world-mapping cybersecurity folks.<\/p>\n<p>Sadly, the darkest of days is still yet to come.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This occurrence of the bi-annual corruption of the space-time continuum (i.e. changing to\/from standard\/daylight time) in the U.S. caused me to make a slight change to the code [from an older post](https:\/\/rud.is\/b\/2014\/09\/23\/seeing-the-daylight-with-r\/). The `daylight()` function now auto-discovers the date and location information (via [telize](http:\/\/www.telize.com\/)) from the caller, which means all you have to do to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3771,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":3,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":""},"categories":[24,678,673,674,753,91],"tags":[810],"class_list":["post-3770","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-charts-graphs","category-data-visualization","category-datavis-2","category-dataviz","category-ggplot","category-r","tag-post"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>An Ephemeral Update to daylight() - rud.is<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rud.is\/b\/2015\/11\/02\/an-ephemeral-update-to-daylight\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"An Ephemeral Update to daylight() - rud.is\" \/>\n<meta property=\"og:description\" content=\"This occurrence of the bi-annual corruption of the space-time continuum (i.e. changing to\/from standard\/daylight time) in the U.S. caused me to make a slight change to the code [from an older post](https:\/\/rud.is\/b\/2014\/09\/23\/seeing-the-daylight-with-r\/). 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We'll pull track data from [Unisys](http:\/\/weather.unisys.com\/hurricane\/atlantic\/2015\/index.php) and just look at Danny, but it should be easy to extrapolate from the code. For this visualization,\u2026","rel":"","context":"In &quot;Data Visualization&quot;","block_context":{"text":"Data Visualization","link":"https:\/\/rud.is\/b\/category\/data-visualization\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":3043,"url":"https:\/\/rud.is\/b\/2014\/09\/23\/seeing-the-daylight-with-r\/","url_meta":{"origin":3770,"position":1},"title":"Seeing the (day)light with R","author":"hrbrmstr","date":"2014-09-23","format":false,"excerpt":"The arrival of the autumnal equinox foreshadows the reality of longer nights and shorter days here in the northeast US. We can both see that reality and distract ourselves from it at the same time by firing up RStudio (or your favorite editor) and taking a look at the sunrise\u2026","rel":"","context":"In &quot;Charts &amp; Graphs&quot;","block_context":{"text":"Charts &amp; Graphs","link":"https:\/\/rud.is\/b\/category\/charts-graphs\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":5097,"url":"https:\/\/rud.is\/b\/2017\/02\/23\/on-watering-holes-trust-defensible-systems-and-data-science-community-security\/","url_meta":{"origin":3770,"position":2},"title":"On Watering Holes, Trust, Defensible Systems and Data Science Community Security","author":"hrbrmstr","date":"2017-02-23","format":false,"excerpt":"I've been threatening to do a series on \"data science community security\" for a while and had cause to issue this inaugural post today. It all started with this: Hey #rstats folks: don't do this. Srsly. Don't do this. Pls. Will blog why. 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Using `t` frees R code from having to be a Twitter processor and lets the analyst focus on analysis and visualization,\u2026","rel":"","context":"In &quot;Data Analysis&quot;","block_context":{"text":"Data Analysis","link":"https:\/\/rud.is\/b\/category\/data-analysis-2\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":12586,"url":"https:\/\/rud.is\/b\/2020\/01\/01\/writing-frictionless-r-package-wrappers-introduction\/","url_meta":{"origin":3770,"position":5},"title":"Writing Frictionless R Package Wrappers \u2014 Introduction","author":"hrbrmstr","date":"2020-01-01","format":false,"excerpt":"The R language and RStudio IDE are a powerful combination for \"getting stuff done\", and one aspect of R itself that makes it especially useful is the ability to use it with other programming languages via a robust foreign language interface capability1. The term \"foreign language\" refers to another programming\u2026","rel":"","context":"In &quot;R&quot;","block_context":{"text":"R","link":"https:\/\/rud.is\/b\/category\/r\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/posts\/3770","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/comments?post=3770"}],"version-history":[{"count":0,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/posts\/3770\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/media\/3771"}],"wp:attachment":[{"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/media?parent=3770"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/categories?post=3770"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/tags?post=3770"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}