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How to call a stored procedure from Java and JPA

...s ( postId IN NUMBER, commentCount OUT NUMBER ) AS BEGIN SELECT COUNT(*) INTO commentCount FROM post_comment WHERE post_id = postId; END; You can call it from JPA as follows: StoredProcedureQuery query = entityManager .createStoredProcedureQuery("count_comments"...
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Xcode/Simulator: How to run older iOS version?

...e simulator from 3.2 onwards after upgrading. In the iPhone Simulator try selecting Hardware -> Version -> 3.2 share | improve this answer | follow | ...
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Unable to read data from the transport connection : An existing connection was forcibly closed by th

...Edit System.Net.ServicePointManager.SecurityProtocol - This property selects the version of the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocol to use for new connections that use the Secure Hypertext Transfer Protocol (HTTPS) scheme only; existing connections are n...
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What's the difference between TRUNCATE and DELETE in SQL

...tranTest | DELETE FROM tranTest | | SELECT * FROM tranTest | SELECT * FROM tranTest | | ROLLBACK | ROLLBACK | | SELECT * FROM tranTest | SELE...
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Distinct by property of class with LINQ [duplicate]

...p: List<Car> distinct = cars .GroupBy(car => car.CarCode) .Select(g => g.First()) .ToList(); share | improve this answer | follow | ...
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Split string, convert ToList() in one line

... var numbers = sNumbers.Split(',').Select(Int32.Parse).ToList(); share | improve this answer | follow | ...
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How to find the port for MS SQL Server 2008?

...nfiguration -> Client Protocols -> TCP/IP double click ( Right click select Properties ) on TCP/IP. You will find Default Port 1433. Depending on connection, the port number may vary. share | ...
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Vim: How to insert in visual block mode?

... Try this After selecting a block of text, press Shift+i or capital I. Lowercase i will not work. Then type the things you want and finally to apply it to all lines, press Esc twice. If this doesn't work... Check if you have +visualextra ...
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Binding an enum to a WinForms combo box, and then setting it

...s.DataSource = Enum.GetValues(typeof(Status)); Getting the enum from the selected item Status status; Enum.TryParse<Status>(cbStatus.SelectedValue.ToString(), out status); share | improv...
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sqlalchemy: how to join several tables by one query?

...sn't do a join at all" - that's a little misleading. It will have sql like select x from a, b ,c which is a cross join. The filters then make it an inner join. – Aidan Kane Sep 12 '16 at 13:04 ...