{"id":29,"date":"2012-05-29T20:36:16","date_gmt":"2012-05-29T20:36:16","guid":{"rendered":"http:\/\/chewett.co.uk\/?p=29"},"modified":"2016-10-09T17:35:22","modified_gmt":"2016-10-09T16:35:22","slug":"grace-hopper-computer-science-legend","status":"publish","type":"post","link":"https:\/\/chewett.co.uk\/blog\/29\/grace-hopper-computer-science-legend\/","title":{"rendered":"Grace Hopper &#8211; Computer Science Legend"},"content":{"rendered":"<p>I&#8217;m relatively surprised that I hadn&#8217;t heard of her before a couple of weeks ago. While discussing small loop optimizations with some friends someone referenced her nanoseconds video (see below). This short video explains quite simply, the concept of a nanosecond.<\/p>\n<p>After seeing her talk about nanoseconds, I went to research her a bit further on trusty <a title=\"Grace Hopper on Wikipedia\" href=\"http:\/\/en.wikipedia.org\/wiki\/Grace_hopper\" target=\"_blank\">Wikipedia<\/a>.<\/p>\n<p>Spending a bit of time looking at her life, her career from getting a Ph.D. in mathematics from Yale to working on the UNIVAC and serving as the director of the Navy Programming Language Group.<\/p>\n<p>Sadly no longer with us, this great woman was a pioneer of her time who i personally feel we all have a lot to thank her for.<\/p>\n<p>Have a look at the video, it&#8217;s quite interesting for technical or non technical people.<\/p>\n<h2>Grace Hopper &#8211; Nanoseconds<\/h2>\n<p><iframe loading=\"lazy\" src=\"http:\/\/www.youtube.com\/embed\/JEpsKnWZrJ8\" width=\"420\" height=\"315\" frameborder=\"0\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>I&#8217;m relatively surprised that I hadn&#8217;t heard of her before a couple of weeks ago. While discussing small loop optimizations with some friends someone referenced her nanoseconds video (see below). This short video explains quite simply, the concept of a nanosecond. After seeing her talk about nanoseconds, I went to research her a bit further [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"video","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":true,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[5],"tags":[10,15,21],"class_list":["post-29","post","type-post","status-publish","format-video","hentry","category-informational","tag-computer-science","tag-grace-hopper","tag-nanosecond","post_format-post-format-video"],"wppr_data":{"cwp_meta_box_check":"No"},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p2toWX-t","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":122,"url":"https:\/\/chewett.co.uk\/blog\/122\/using-nvidia-optimus-on-fedora\/","url_meta":{"origin":29,"position":0},"title":"Using Nvidia Optimus on Fedora","author":"Chewett","date":"March 6, 2013","format":false,"excerpt":"If your computer is recent and has an i3\/i5\/i7 intel core and a Nvidia graphics card it likely uses Optimus technology. This smart piece of software turns off the power-hungry Nvidia graphics card and runs most programs on the integrated intel graphics chip. In laptops this can save a lot\u2026","rel":"","context":"In &quot;Fixes&quot;","block_context":{"text":"Fixes","link":"https:\/\/chewett.co.uk\/blog\/category\/fixes\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":971,"url":"https:\/\/chewett.co.uk\/blog\/971\/review-youtumall-usb-multimeter\/","url_meta":{"origin":29,"position":1},"title":"Review of the\u00a0Youtumall USB Multimeter","author":"Chewett","date":"January 10, 2018","format":false,"excerpt":"This post reviews the\u00a0Youtumall USB Multimeter. This can be used for measure the voltage\/current used by a USB peripheral. The\u00a0Youtumall USB Multimeter This small USB device acts as a small two port USB hub. However one of the key features of it is that it has a digital display that\u2026","rel":"","context":"In &quot;Electronics&quot;","block_context":{"text":"Electronics","link":"https:\/\/chewett.co.uk\/blog\/category\/electronics\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/chewett.co.uk\/blog\/wp-content\/uploads\/2018\/01\/usb_multimeter_post_icon.jpg?fit=800%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/chewett.co.uk\/blog\/wp-content\/uploads\/2018\/01\/usb_multimeter_post_icon.jpg?fit=800%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/chewett.co.uk\/blog\/wp-content\/uploads\/2018\/01\/usb_multimeter_post_icon.jpg?fit=800%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/chewett.co.uk\/blog\/wp-content\/uploads\/2018\/01\/usb_multimeter_post_icon.jpg?fit=800%2C800&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":74,"url":"https:\/\/chewett.co.uk\/blog\/74\/all-computer-sounds-reduced-when-plugging-in-an-iphone-idevice\/","url_meta":{"origin":29,"position":2},"title":"All computer sounds reduced when plugging in an iPhone\/iDevice","author":"Chewett","date":"November 6, 2012","format":false,"excerpt":"Since i reinstalled my laptop a couple of weeks ago the sound of many applications randomly got reduced requiring me to go into the sound mixer to restore the levels. I noticed this most often when i plugged in my iPhone into the computer. Since i initially thought this was\u2026","rel":"","context":"In &quot;Fixes&quot;","block_context":{"text":"Fixes","link":"https:\/\/chewett.co.uk\/blog\/category\/fixes\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":628,"url":"https:\/\/chewett.co.uk\/blog\/628\/virtual-box-shared-folder-access-denied-fixed\/","url_meta":{"origin":29,"position":3},"title":"Virtual box shared folder access denied Fixed","author":"Chewett","date":"September 9, 2017","format":false,"excerpt":"I was looking to add shared folders to my Fedora VM but during mounting\u00a0them there was an error. The error \"access denied\" appeared each time I attempted to mount the volume. This post explains why this happens and what you can do to fix it. 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Arduino\/Genuino Starter Kit The\u2026","rel":"","context":"In &quot;Electronics&quot;","block_context":{"text":"Electronics","link":"https:\/\/chewett.co.uk\/blog\/category\/electronics\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/chewett.co.uk\/blog\/wp-content\/uploads\/2018\/01\/review_of_starter_kit_post_icon.jpg?fit=800%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/chewett.co.uk\/blog\/wp-content\/uploads\/2018\/01\/review_of_starter_kit_post_icon.jpg?fit=800%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/chewett.co.uk\/blog\/wp-content\/uploads\/2018\/01\/review_of_starter_kit_post_icon.jpg?fit=800%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/chewett.co.uk\/blog\/wp-content\/uploads\/2018\/01\/review_of_starter_kit_post_icon.jpg?fit=800%2C800&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":445,"url":"https:\/\/chewett.co.uk\/blog\/445\/dimmer-reduce-computer-screen-brightness\/","url_meta":{"origin":29,"position":5},"title":"Dimmer &#8211; Reduce your computer screen brightness","author":"Chewett","date":"June 21, 2017","format":false,"excerpt":"It has started getting really hot in the UK and my flat is about 28 degrees at night. This means I have been sitting in a dark flat with all the windows and doors open. This works well but If I want to work on my computer then the lowest\u2026","rel":"","context":"In &quot;Fixes&quot;","block_context":{"text":"Fixes","link":"https:\/\/chewett.co.uk\/blog\/category\/fixes\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/posts\/29","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/comments?post=29"}],"version-history":[{"count":1,"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/posts\/29\/revisions"}],"predecessor-version":[{"id":248,"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/posts\/29\/revisions\/248"}],"wp:attachment":[{"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/media?parent=29"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/categories?post=29"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chewett.co.uk\/blog\/wp-json\/wp\/v2\/tags?post=29"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}