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Correct approach to global logging in Golang

... Create a single log.Logger and pass it around? That is possible. A log.Logger can be used concurrently from multiple goroutines. Pass around a pointer to that log.Logger? log.New returns a *Logger which is usually an indication that yo...
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Choosing a file in Python with simple Dialog

...ow from appearing filename = askopenfilename() # show an "Open" dialog box and return the path to the selected file print(filename) Done! share | improve this answer | follo...
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Java regular expression OR operator

... postfix: "", imageUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
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How to hide “Showing 1 of N Entries” with the dataTables.js library

... try this for hide $('#table_id').DataTable({ "info": false }); and try this for change label $('#table_id').DataTable({ "oLanguage": { "sInfo" : "Showing _START_ to _END_ of _TOTAL_ entries",// text you want show for info section }, }); ...
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Server is already running in Rails

When I am starting rails server using rails s command it is showing A server is already running. Check C:/Sites/folder/Pids/Server.pids ...
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Setting element of array from Twig

... @falinsky You're right. . and [] are very similar in Twig and I was wrong. I looked it up and edited my answer. – Paul Feb 24 '12 at 14:54 ...
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how to permit an array with strong parameters

..., Date, Time, DateTime, StringIO, IO, ActionDispatch::Http::UploadedFile and Rack::Test::UploadedFile. To declare that the value in params must be an array of permitted scalar values map the key to an empty array: params.permit(:id => []) In my app, the category_ids are passed to the c...
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Visual Studio keyboard shortcut to automatically add the needed 'using' statement

What is the keyboard shortcut to expand the little red line that gives you the menu where you can choose to have the necessary using statement added to the top of the file? ...
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How to prepend a string to a column value in MySQL?

...hat: UPDATE tbl SET col=CONCAT('test',col); If you want to get cleverer and only update columns which don't already have test prepended, try UPDATE tbl SET col=CONCAT('test',col) WHERE col NOT LIKE 'test%'; share ...
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How to convert PascalCase to pascal_case?

...ce beginning with a lowercase letter must be followed by lowercase letters and digits; A sequence beginning with an uppercase letter can be followed by either: one or more uppercase letters and digits (followed by either the end of the string or an uppercase letter followed by a lowercase letter o...