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Access-control-allow-origin with multiple domains

...r paths = new List<string>(AppSettings.whiteListDomainCors.Split(new char[] { ',' })); foreach (var value in paths) { current.Add(value); } } } I found this guide online and it worked like a charm : http://jnye.co/Posts/2032/dynamic-cors-origins-from-...
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Python argparse ignore unrecognised arguments

...r "recognized" arguments instead. parser = argparse.ArgumentParser(prefix_chars='+') parser.add_argument('+cd') The same command will produce Namespace(_unrecognized_args=['--foo', 'BAR', 'a', 'b'], cd='e') Put that in your pipe and smoke it =) nJoy! ...
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How to make a select with array contains value clause in psql

... Try SELECT * FROM table WHERE arr @> ARRAY['s']::varchar[] share | improve this answer | follow ...
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Data binding to SelectedItem in a WPF Treeview

How can I retrieve the item that is selected in a WPF-treeview? I want to do this in XAML, because I want to bind it. 20 An...
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Pandas selecting by label sometimes return Series, sometimes returns DataFrame

In Pandas, when I select a label that only has one entry in the index I get back a Series, but when I select an entry that has more then one entry I get back a data frame. ...
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Freezing Row 1 and Column A at the same time

... Select cell B2 and click "Freeze Panes" this will freeze Row 1 and Column A. For future reference, selecting Freeze Panes in Excel will freeze the rows above your selected cell and the columns to the left of your selected ce...
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Codesign error: Provisioning profile cannot be found after deleting expired profile

...ing profiles. Then reopen the project in xcode, go to the settings and reselect your new profile. This clears up issues like that most of the time. The lines that point to the provisioning profiles will look like this: PROVISIONING_PROFILE = "487F3EAC-05FB-4A2A-9EA0-31F1F35760EB"; "PROVISIONING_...
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Split column at delimiter in data frame [duplicate]

...OO=c('a|b','b|c','x|y')) foo <- data.frame(do.call('rbind', strsplit(as.character(df$FOO),'|',fixed=TRUE))) Or, if you want to replace the columns in the existing data.frame: within(df, FOO<-data.frame(do.call('rbind', strsplit(as.character(FOO), '|', fixed=TRUE)))) Which produces: ID ...
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Unable to export Apple production push SSL certificate in .p12 format

... Turns out all you have to do is select "My Certificates" on the left panel and it enables the .p12 option. share | improve this answer | ...
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Random record from MongoDB

...llection. db.mycoll.aggregate([{ $sample: { size: 1 } }]) If you want to select the random document(s) from a filtered subset of the collection, prepend a $match stage to the pipeline: // Get one random document matching {a: 10} from the mycoll collection. db.mycoll.aggregate([ { $match: { a:...