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How can I make a JPA OneToOne relation lazy
...ok 10 seconds even if there only were two object in the database to fetch. All OneToMany and ManyToMany relations were lazy so that wasn't the problem. When inspecting the actual SQL being executed, I noticed that there were over 80 joins in the query.
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Converting Go struct to JSON
I am trying to convert a Go struct to JSON using the json package but all I get is {} . I am certain it is something totally obvious but I don't see it.
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Error: “The node to be inserted is from a different document context”
When I am calling XmlNode.AppendChild() , I get this error:
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Causes of getting a java.lang.VerifyError
...atures found at runtime did not match what was there at compile-time.
Normally, the compiler will flag problems where method signatures do not match. The JVM will verify the bytecode again when the class is loaded, and throws VerifyError when the bytecode is trying to do something that should not ...
How to make fill height
...rom. Because your contents would be larger then 1px, the td would automatically grow, as would the div. Kinda a garbage hack, but I bet it would work.
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What is the session's “secret” option?
...o compute the hash. Without the string, access to the session would essentially be "denied". Take a look at the connect docs, that should help a little bit.
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Why are Objective-C delegates usually given the property assign instead of retain?
...wner
If B had retained A, A wouldn't be released, as B owns A, thus A's dealloc would never get called, causing both A and B to leak.
You shouldn't worry about A going away because it owns B and thus gets rid of it in dealloc.
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Unit testing of private methods [duplicate]
...r add an intrusive testing mechanism. My suggestion is to refactor so that all code can be tested unintrusively; in my view (which not everyone will share) this also gives a cleaner design, by reducing the responsibilities of the original class, and allowing reuse of what was previously private func...
How to retrieve inserted id after inserting row in SQLite using Python?
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There is also the last_insert_rowid() SQL function, allowing you to insert the last row id as a foreign key in a next insert statement, entirely in SQL.
– Martijn Pieters♦
Feb 3 '14 at 12:36
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Call a stored procedure with parameter in c#
...do a delete, insert and update in my program and I try to do an insert by call a created stored procedure from my database.
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