--- title: Issue 419 | daily.dev description: This post covers topics such as compiling higher order functions with GADTs, development notes from xkcd's 'Machine', securing GitHub repositories, and more. canonical: https://daily.dev/posts/issue-419-znpl5efwa twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Issue 419 | daily.dev og:description: This post covers topics such as compiling higher order functions with GADTs, development notes from xkcd's 'Machine', securing GitHub repositories, and more. og:url: https://daily.dev/posts/issue-419-znpl5efwa og:image: https://api.daily.dev/og/posts/znpl5eFWA.png og:image:alt: Issue 419 og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Issue 419 **[Haskell Weekly](https://daily.dev/sources/haskellwkly)** · 3 min read · 1 upvotes · 0 comments ## Summary This post covers topics such as compiling higher order functions with GADTs, development notes from xkcd's 'Machine', securing GitHub repositories, and more. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#compiler](https://daily.dev/tags/compiler), [#github](https://daily.dev/tags/github), [#haskell](https://daily.dev/tags/haskell), [#security](https://daily.dev/tags/security) [View this post on daily.dev](https://daily.dev/posts/issue-419-znpl5efwa) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Issue 419","url":"https://daily.dev/posts/issue-419-znpl5efwa","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/issue-419-znpl5efwa"},"datePublished":"2024-05-09T09:59:59.249Z","dateModified":"2025-12-08T02:19:54.359Z","description":"This post covers topics such as compiling higher order functions with GADTs, development notes from xkcd's 'Machine', securing GitHub repositories, and more.","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/5587ac300cdc202253958d224e471b4b?_a=AQAEuiZ","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/5587ac300cdc202253958d224e471b4b?_a=AQAEuiZ","isAccessibleForFree":true,"articleSection":"Haskell Weekly","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Haskell Weekly","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/e30aaf87f5af479cab08b891bb4fcaaa","url":"https://daily.dev/sources/haskellwkly"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/issue-419-znpl5efwa","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"compiler,github,haskell,security","timeRequired":"PT3M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Haskell Weekly","item":"https://daily.dev/sources/haskellwkly"},{"@type":"ListItem","position":3,"name":"Issue 419"}]} ```