{"id":5729,"date":"2013-12-29T08:08:04","date_gmt":"2013-12-28T21:08:04","guid":{"rendered":"http:\/\/www.rjmprogramming.com.au\/wordpress\/?p=5729"},"modified":"2013-12-29T08:08:04","modified_gmt":"2013-12-28T21:08:04","slug":"r-tcltk-canvas-primer-tutorial","status":"publish","type":"post","link":"https:\/\/www.rjmprogramming.com.au\/ITblog\/r-tcltk-canvas-primer-tutorial\/","title":{"rendered":"R Tcl\/Tk Canvas Primer Tutorial"},"content":{"rendered":"<div style=\"width: 230px\" class=\"wp-caption alignnone\"><a target=_blank href=\"http:\/\/www.rjmprogramming.com.au\/R\/R_TclTk_Canvas.jpg\"><img decoding=\"async\" style=\"float:left; border: 15px solid pink;\" alt=\"R Tcl\/Tk Canvas Primer Tutorial\" src=\"http:\/\/www.rjmprogramming.com.au\/R\/R_TclTk_Canvas.jpg\" title=\"R Tcl\/Tk Canvas Primer Tutorial\"   \/><\/a><p class=\"wp-caption-text\">R Tcl\/Tk Canvas Primer Tutorial<\/p><\/div>\n<p>Like <a target=_blank title='R Tcl\/Tk Primer Tutorial' href='http:\/\/www.rjmprogramming.com.au\/wordpress\/?m=20131228'>yesterday<\/a>, have you heard of R?<\/p>\n<blockquote><p>R is a free software programming language and software environment for statistical computing and graphics. The R language is widely used among statisticians and data miners for developing statistical software[2][3] and data analysis.[3] Polls and surveys of data miners are showing R&#8217;s popularity has increased substantially in recent years.<\/p><\/blockquote>\n<p>Check <span style=\"color:green;\">&#8730;<\/span> (we hope)<\/p>\n<p>We use it with <a target=_blank title='Tcl\/Tk' href='http:\/\/www.tcl.tk\/'>Tcl\/Tk<\/a> today in showing you a plotting job using the Tk GUI&#8217;s canvas widget.<\/p>\n<p>R is a programming language growing in popularity, and unlike <a target=_blank title='D' href='http:\/\/en.wikipedia.org\/wiki\/D_%28programming_language%29'>D<\/a> following <a target=_blank title='C' href='http:\/\/en.wikipedia.org\/wiki\/C_%28programming_language%29'>C<\/a> in historical context, <a target=_blank title='R (as per quote above)' href='http:\/\/en.wikipedia.org\/wiki\/R_%28programming_language%29'>R<\/a> follows <a target=_blank title='S' href='http:\/\/en.wikipedia.org\/wiki\/S_%28programming_language%29'>S<\/a> in historical context &#8230; go figure!<\/p>\n<p>In this primer  <a target=_blank title='click picture' href='http:\/\/www.rjmprogramming.com.au\/R\/R_TclTk_Canvas.jpg'>tutorial<\/a> you can see Tcl\/Tk being used by R to display a flight path plan  via a tkcanvas, featuring interactive input.<\/p>\n<p>Useful tutorials helping with this tutorial, for which we give much thanks, were<\/p>\n<ul>\n<li><a target=_blank title='Useful tutorial 1' href='http:\/\/www.tkdocs.com\/tutorial\/canvas.html'>Tk Docs &#8211; Tk Tutorial &#8211; Canvas<\/a><\/li>\n<li><a target=_blank title='Useful tutorial 2' href='http:\/\/stackoverflow.com\/questions\/16847621\/get-data-out-of-a-tcltk-function'>r &#8211; Get data out of a tcltk function &#8211; Stack Overflow<\/a><\/li>\n<li><a target=_blank title='Useful tutorial 3' href='http:\/\/en.wikipedia.org\/wiki\/R_%28programming_language%29'>R (programming language) &#8211; Wikipedia<\/a> (source of quote above)<\/li>\n<\/ul>\n<p>Link to R programming source code you could rename to <a target=_blank href='http:\/\/www.rjmprogramming.com.au\/R\/interactive_canvas.r_GETME' title='interactive_canvas.r'>interactive_canvas.r<\/a><\/p>\n<p>If this was interesting you may be interested in <a title='Click here to see topics in which you might be interested' href='#d5729' onclick='var dv=document.getElementById(\"d5729\"); dv.innerHTML = \"&lt;iframe width=670 height=600 src=\" + \"http:\/\/www.rjmprogramming.com.au\/wordpress\/?s=Tcl\/Tk\" + \"&gt;&lt;\/iframe&gt;\"; dv.style.display = \"block\";'>this<\/a> too.<\/p>\n<div id='d5729' style='display: none; border-left: 2px solid green; border-top: 2px solid green;'><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Like yesterday, have you heard of R? R is a free software programming language and software environment for statistical computing and graphics. The R language is widely used among statisticians and data miners for developing statistical software[2][3] and data analysis.[3] &hellip; <a href=\"https:\/\/www.rjmprogramming.com.au\/ITblog\/r-tcltk-canvas-primer-tutorial\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,17,37],"tags":[184,549,997,1023,1246,1319,1428],"class_list":["post-5729","post","type-post","status-publish","format-standard","hentry","category-elearning","category-gui","category-tutorials","tag-canvas","tag-gui","tag-programming","tag-r","tag-tcltk","tag-tutorial","tag-widget"],"_links":{"self":[{"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/posts\/5729"}],"collection":[{"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/comments?post=5729"}],"version-history":[{"count":0,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/posts\/5729\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/media?parent=5729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/categories?post=5729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/tags?post=5729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}