<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Sfera on Calogero Sanfilippo</title><link>https://calogerosanfilippo.it/tags/sfera/</link><description>Recent content in Sfera on Calogero Sanfilippo</description><generator>Hugo</generator><language>en-US</language><lastBuildDate>Tue, 06 Oct 2026 05:58:11 +0200</lastBuildDate><atom:link href="https://calogerosanfilippo.it/tags/sfera/index.xml" rel="self" type="application/rss+xml"/><item><title>sfera: GeoJSON for Swift, born from a trip to Oman</title><link>https://calogerosanfilippo.it/posts/sfera-released/</link><pubDate>Tue, 06 Oct 2026 00:30:00 +0200</pubDate><guid>https://calogerosanfilippo.it/posts/sfera-released/</guid><description>&lt;h2 id="why"&gt;&#10; Why?&#10; &lt;a class="heading-link" href="#why"&gt;&#10; &lt;i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"&gt;&lt;/i&gt;&#10; &lt;span class="sr-only"&gt;Link to heading&lt;/span&gt;&#10; &lt;/a&gt;&#10;&lt;/h2&gt;&#10;&lt;p&gt;Between being a father and a software engineer, it&amp;rsquo;s always a challenge to find time to sit down in front of my faithful iMac and code.&lt;/p&gt;&#10;&lt;p&gt;This time the desire to code was guided (again) by another passion of mine: travel.&lt;/p&gt;&#10;&lt;p&gt;During the last New Year&amp;rsquo;s Eve vacation I was in &lt;a href="https://en.wikipedia.org/wiki/Oman" class="external-link" target="_blank" rel="noopener"&gt;Oman&lt;/a&gt; with my family.&#10;There, the need to have an offline map of all the petrol stations led to the creation of &lt;a href="https://calogerosanfilippo.it/tools/oman-petrol-stations/" &gt;oman-petrol-stations&lt;/a&gt;, as I wrote in &lt;a href="https://calogerosanfilippo.it/posts/oman-petrol-stations-released/" &gt;the release post&lt;/a&gt;.&lt;/p&gt;</description></item></channel></rss>