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Dynamically select data frame columns using $ and a character value

...3 = sample(5,10,repl=T) ) # We want to sort by 'col3' then by 'col1' sort_list <- c("col3","col1") # Use 'do.call' to call order. Seccond argument in do.call is a list of arguments # to pass to the first argument, in this case 'order'. # Since a data.frame is really a list, we just subset ...
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How To Accept a File POST

... } string root = System.Web.HttpContext.Current.Server.MapPath("~/App_Data/uploads"); var provider = new MultipartFormDataStreamProvider(root); var task = request.Content.ReadAsMultipartAsync(provider). ContinueWith<HttpResponseMessage>(o => { string...
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How do I update my forked repo using SourceTree?

...hen select "master" there before I could hit OK. – am_ Mar 13 '15 at 17:00 A more elaborate summary of this is at this...
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Comparing two CGRects

... in fact, equalTo(_:) is now deprecated so == is preferred. – olx May 9 '18 at 5:51 ...
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With ng-bind-html-unsafe removed, how do I inject HTML?

...example, load it from https://ajax.googleapis.com/ajax/libs/angularjs/[LAST_VERSION]/angular-sanitize.min.js you need to include ngSanitize module on your app eg: var app = angular.module('myApp', ['ngSanitize']); you just need to bind with ng-bind-html the original html content. No need to do anyth...
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Right HTTP status code to wrong input

... For me link (fb-developers.info/tech/fb_dev/faq/general/gen_10.html) leads to a random ad. I think the domain was spoofed – dmitry502 Jun 29 at 8:39 ...
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How to override toString() properly in Java?

... that's more elegant – esQmo_ Oct 20 '19 at 20:56 add a comment  |  ...
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Convert Bitmap to File

...eger, String> { Context context; Bitmap bitmap; String path_external = Environment.getExternalStorageDirectory() + File.separator + "temporary_file.jpg"; public fileFromBitmap(Bitmap bitmap, Context context) { this.bitmap = bitmap; this.context= context; } ...
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Jackson Vs. Gson [closed]

... Actually, this post -- cowtowncoder.com/blog/archives/2010/11/entry_434.html -- summarizes many of Jackson features that are not found in other packages. – StaxMan Mar 2 '11 at 23:02 ...
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AngularJs ReferenceError: $http is not defined

... I wonder why Angular's own documentation (docs.angularjs.org/tutorial/step_05) has this error. – Anurag Oct 9 '13 at 11:49 add a comment  |  ...