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Python function overloading

...working with languages that can discriminate data types at compile-time, selecting among the alternatives can occur at compile-time. The act of creating such alternative functions for compile-time selection is usually referred to as overloading a function. (Wikipedia) Python is a dynamical...
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How would you do a “not in” query with LINQ?

...from c in dc.Customers where !(from o in dc.Orders select o.CustomerID) .Contains(c.CustomerID) select c; foreach (var c in query) Console.WriteLine( c ); from The NOT IN clause in LINQ to SQL by Marco Russo ...
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In Xcode, how to suppress all warnings in specific source files?

... Select your target and show Build Phases. Then enter the name of the file in the search box, and you should see it listed in the Compile Sources phase. Double-click in the Compiler Flags column for that file and enter -w to t...
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how to set radio option checked onload with jQuery

...rop. Also there's no need for the extra filter, you can just combine the 2 selectors e.g. $("input[name=gender][value=Male]").prop("checked", true); – jackocnr Apr 2 '14 at 21:56 ...
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MySQL Multiple Joins in one query?

... You can simply add another join like this: SELECT dashboard_data.headline, dashboard_data.message, dashboard_messages.image_id, images.filename FROM dashboard_data INNER JOIN dashboard_messages ON dashboard_message_id = dashboard_messages.id INNER JO...
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how to fire event on file select

...d the same file again? This code will only execute once, the second time, selecting the same file will not execute a change event – Christopher Thomas Mar 13 '14 at 15:11 6 ...
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creating a random number using MYSQL

I would like to know is there a way to select randomly generated number between 100 and 500 along with a select query. 6 A...
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nvarchar(max) vs NText

...was instant. I ran the following to find all columns needing conversion: SELECT concat('ALTER TABLE dbo.[', table_name, '] ALTER COLUMN [', column_name, '] VARCHAR(MAX)'), table_name, column_name FROM information_schema.columns where data_type = 'TEXT' order by table_name, column_name SELECT conc...
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How to find and turn on USB debugging mode on Nexus 4

...phone then tap Build number 7 times. Tap the Back icon  to Settings then select System > Advanced > Developer options. Ensure that the Developer options switch (upper-right) is turned on . Tap USB debugging to turn on or off . If prompted with 'Allow USB debugging?', tap OK to ...
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What specific productivity gains do Vim/Emacs provide over GUI text editors?

... Yeah, the mouse can be a timesaver for selecting areas of text, or moving the cursor to a specific spot in a large amount of text. Otherwise, it's a waste. – T.E.D. Jul 7 '09 at 14:27 ...