{"id":6359,"date":"2019-12-30T09:18:34","date_gmt":"2019-12-30T08:18:34","guid":{"rendered":"https:\/\/monodes.com\/predaelli\/?p=6359"},"modified":"2019-12-30T09:25:54","modified_gmt":"2019-12-30T08:25:54","slug":"jehanne","status":"publish","type":"post","link":"https:\/\/monodes.com\/predaelli\/2019\/12\/30\/jehanne\/","title":{"rendered":"Jehanne"},"content":{"rendered":"<p>I&#8217;m starting a new category &#8220;<a href=\"https:\/\/monodes.com\/predaelli\/category\/software\/osservanda\">osservanda<\/a>&#8221; (i.e. &#8220;to be observed&#8221;) interesting projects to keep an eye on. Let&#8217;s start with an Operative System:<\/p>\n<h1><a href=\"http:\/\/jehanne.io\/pages\/overview.html\"><img data-recalc-dims=\"1\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2019\/12\/screenshot-20170106.png?w=910&#038;ssl=1\" alt=\"\" \/><\/a><em><a href=\"http:\/\/jehanne.io\/pages\/overview.html\">Jehanne<\/a><\/em> a simple operating system.<\/h1>\n<blockquote><p>It shows that few orthogonal abstractions can be composed to provide everything you want from modern operating systems.<\/p><\/blockquote>\n<p><a href=\"https:\/\/github.com\/JehanneOS\/jehanne\">https:\/\/github.com\/JehanneOS\/jehanne<\/a> mainly from <a href=\"http:\/\/www.tesio.it\/\">Giacomo Tesio<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p class=\"excerpt\">I&#8217;m starting a new category &#8220;osservanda&#8221; (i.e. &#8220;to be observed&#8221;) interesting projects to keep an eye on. Let&#8217;s start with an Operative System: Jehanne a simple operating system. It shows that few orthogonal abstractions can be composed to provide everything you want from modern operating systems. https:\/\/github.com\/JehanneOS\/jehanne mainly from Giacomo Tesio.<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/monodes.com\/predaelli\/2019\/12\/30\/jehanne\/\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"link","meta":{"inline_featured_image":false,"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":4,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[257,14],"tags":[],"class_list":["post-6359","post","type-post","status-publish","format-link","hentry","category-osservanda","category-software-libero","post_format-post-format-link"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/s6daft-jehanne","jetpack-related-posts":[{"id":6318,"url":"https:\/\/monodes.com\/predaelli\/2019\/12\/15\/eiffels-conditional-expressions\/","url_meta":{"origin":6359,"position":0},"title":"Eiffel&#8217;s conditional expressions","author":"Paolo Redaelli","date":"2019-12-15","format":false,"excerpt":"The ternary conditional operator is a short-hand method for writing an if\/else statement. Does Python Have a Ternary Conditional Operator? Yes, it does. This remids me that Eiffel, at least \"ISE Eiffel\" does actually have conditional expressions that are the same: answer := if time < noon then \"Good morning\"\u2026","rel":"","context":"In &quot;Eiffel&quot;","block_context":{"text":"Eiffel","link":"https:\/\/monodes.com\/predaelli\/category\/eiffel\/"},"img":{"alt_text":"Jonathan Hsu","src":"https:\/\/i0.wp.com\/miro.medium.com\/fit\/c\/58\/58\/2%2A_KGzadiy9s83D4vzhsCyyg.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":9345,"url":"https:\/\/monodes.com\/predaelli\/2022\/05\/01\/q4os-desktop-operating-system\/","url_meta":{"origin":6359,"position":1},"title":"Q4OS &#8211; desktop operating system","author":"Paolo Redaelli","date":"2022-05-01","format":"link","excerpt":"Q4OS - desktop operating system, lean, fast, lightweight, expecially targeted to aging hardware","rel":"","context":"In &quot;Debian&quot;","block_context":{"text":"Debian","link":"https:\/\/monodes.com\/predaelli\/category\/debian\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":12296,"url":"https:\/\/monodes.com\/predaelli\/2025\/01\/18\/a-simple-elegant-desktop-bsd-operating-system-ghostbsd\/","url_meta":{"origin":6359,"position":2},"title":"A simple, elegant desktop BSD Operating System | GhostBSD","author":"Paolo Redaelli","date":"2025-01-18","format":"link","excerpt":"A simple, elegant desktop BSD Operating System | GhostBSD Simple, elegant, BSD","rel":"","context":"In &quot;BSD&quot;","block_context":{"text":"BSD","link":"https:\/\/monodes.com\/predaelli\/category\/bsd\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2025\/01\/VirtualBox_GhostBSD_13_02_2024_18_51_30.webp?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2025\/01\/VirtualBox_GhostBSD_13_02_2024_18_51_30.webp?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2025\/01\/VirtualBox_GhostBSD_13_02_2024_18_51_30.webp?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2025\/01\/VirtualBox_GhostBSD_13_02_2024_18_51_30.webp?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2025\/01\/VirtualBox_GhostBSD_13_02_2024_18_51_30.webp?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":5240,"url":"https:\/\/monodes.com\/predaelli\/2019\/02\/16\/hope-xii-a-foss-operating-system-for-e-readers-hackaday\/","url_meta":{"origin":6359,"position":3},"title":"HOPE XII: A FOSS Operating System for e-Readers | Hackaday","author":"Paolo Redaelli","date":"2019-02-16","format":"link","excerpt":"https:\/\/hackaday.com\/2018\/07\/25\/hope-xii-a-foss-operating-system-for-e-readers\/","rel":"","context":"In &quot;Documentations&quot;","block_context":{"text":"Documentations","link":"https:\/\/monodes.com\/predaelli\/category\/documentations\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":11266,"url":"https:\/\/monodes.com\/predaelli\/2024\/01\/27\/osv-the-operating-system-designed-for-the-cloud\/","url_meta":{"origin":6359,"position":4},"title":"OSv &#8211; the operating system designed for the cloud","author":"Paolo Redaelli","date":"2024-01-27","format":"quote","excerpt":"Home Getting Started Learn More Community BlogOSv is the open-source versatile modular unikernel designed to run unmodified Linux applications securely on micro-VMs in the cloud. Built from the ground up for effortless deployment and management of micro-services and serverless apps, with superior performance. Source: OSv - the operating system designed\u2026","rel":"","context":"In &quot;Software Libero&quot;","block_context":{"text":"Software Libero","link":"https:\/\/monodes.com\/predaelli\/category\/software\/software-libero\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":14646,"url":"https:\/\/monodes.com\/predaelli\/2026\/01\/05\/midestktop-operation-nostalgia\/","url_meta":{"origin":6359,"position":5},"title":"MIDestktop: operation nostalgia","author":"Paolo Redaelli","date":"2026-01-05","format":false,"excerpt":"The 1990s KDE desktop is making a comeback on modern Linux This recalled me the about IPISA 1997 (here's some photos, or it was 1996?) where I saw KDE for the first time. You can install MiDesktop with the official software repositories for Ubuntu and Debian, which should also work\u2026","rel":"","context":"In &quot;Fun&quot;","block_context":{"text":"Fun","link":"https:\/\/monodes.com\/predaelli\/category\/fun\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2026\/01\/old-kde.webp?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2026\/01\/old-kde.webp?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2026\/01\/old-kde.webp?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2026\/01\/old-kde.webp?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/monodes.com\/predaelli\/wp-content\/uploads\/sites\/4\/2026\/01\/old-kde.webp?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/posts\/6359","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/comments?post=6359"}],"version-history":[{"count":0,"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/posts\/6359\/revisions"}],"wp:attachment":[{"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/media?parent=6359"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/categories?post=6359"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/monodes.com\/predaelli\/wp-json\/wp\/v2\/tags?post=6359"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}