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How to call a stored procedure from Java and JPA
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JPA 2.1 now support Stored Procedure, read the Java doc here.
Example:
StoredProcedureQuery storedProcedure = em.createStoredProcedureQuery("sales_tax");
// set parameters
storedProcedure.registerStoredProcedureParameter("subtotal"...
Difference between BeautifulSoup and Scrapy crawler?
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I think both are good... im doing a project right now that use both. First i scrap all the pages using scrapy and save that on a mongodb collection using their pipelines, also downloading the images that exists on the page.
After that i use BeautifulSoup4 to make a pos-proce...
When to use static classes in C# [duplicate]
...too. In contrast to earlier, I just consider my reasoning before doing so, now :)
– Mark S. Rasmussen
Sep 1 '11 at 7:52
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Use of var keyword in C#
...e having the explicit type in front of me when I'm reading code. How do I know what "cust.Orders" is here without the type? Yes, I could hover my mouse over to find out, but why should I have to? :)
– Jon Tackabury
Oct 21 '08 at 18:30
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Angular directives - when and how to use compile, controller, pre-link and post-link [closed]
..... }
Entering the link phase, the link function returned via $compile is now provided with a scope.
First, the link function create a child scope (scope: true) or an isolated scope (scope: {...}) if requested.
The controller is then executed, provided with the scope of the instance element.
Pre...
How to make Java honor the DNS Caching Timeout?
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I don't know that "broken" is valid. Java (for security reasons) caches DNS entries forever, or until the JVM is restarted, whichever comes first. This (from what I can tell) was by design. The settings can be made in the java.secu...
How do you specify the Java compiler version in a pom.xml file?
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This is now the first method on the Maven documentation page that @mkobit gave. Much nicer, and you don't have to pin the version of the compiler plugin.
– Danila Piatov
Feb 19 '18 at 18:49
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Change column type from string to float in Pandas
...arly useful when you want to convert your entire DataFrame, but don't not know which of our columns can be converted reliably to a numeric type. In that case just write:
df.apply(pd.to_numeric, errors='ignore')
The function will be applied to each column of the DataFrame. Columns that can be conver...
How to configure MongoDB Java driver MongoOptions for production use?
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the "slaveOk" option is now deprecated, if you want the equivalent of this to be true, do: mongoOptions.readPreference = ReadPreference.secondaryPreferred();
– Gubatron
Oct 18 '12 at 2:45
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How can I use different certificates on specific connections?
...his one self-signed certificate, for this one spot in the application, and nowhere else."
– erickson
May 31 '12 at 22:29
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