{"id":2198,"date":"2019-05-31T08:35:00","date_gmt":"2019-05-31T07:35:00","guid":{"rendered":"https:\/\/solidt.eu\/site\/?p=2198"},"modified":"2022-07-25T08:33:26","modified_gmt":"2022-07-25T07:33:26","slug":"c-linq-groupby-max-datetime","status":"publish","type":"post","link":"https:\/\/solidt.eu\/site\/c-linq-groupby-max-datetime\/","title":{"rendered":"C# LINQ GroupBy Max DateTime"},"content":{"rendered":"\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">var measurementRepository = new MeasurementRepository();\n\n            var lastMeasurementsWithHeaderTask = measurementRepository.AsQueryable()\n                .Include(m => m.MeasurementHeader)\n                .Where(m => m.SensorDateTime >= fromTime)\n                .GroupBy(m => m.SensorId)\n                .Select(m => m.FirstOrDefault(x => x.SensorId == m.Key &amp;&amp; x.SensorDateTime == m.Max(y => y.SensorDateTime)))\n                .ToListAsync();<\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[6,4,1],"tags":[],"class_list":["post-2198","post","type-post","status-publish","format-standard","hentry","category-dotnet","category-programming","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/2198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/comments?post=2198"}],"version-history":[{"count":1,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/2198\/revisions"}],"predecessor-version":[{"id":2199,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/2198\/revisions\/2199"}],"wp:attachment":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/media?parent=2198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/categories?post=2198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/tags?post=2198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}