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What is the difference between persist() and merge() in JPA and Hibernate?
What is the difference between persist() and merge() in Hibernate?
4 Answers
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Add margin above top ListView item (and below last) in Android
This is a pretty fine question about the layout of items in a ListView in Android.
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Have a fixed position div that needs to scroll if content overflows
I have actually two issues, but lets resolve the primary issue first as I believe the other is easier to address.
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What is the difference between '>' and a space in CSS selectors?
...nly select B that are direct children to A (that is, there are no other elements inbetween).
A B will select any B that are inside A, even if there are other elements between them.
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Create list of single item repeated N times
...te a series of lists, all of varying lengths. Each list will contain the same element e , repeated n times (where n = length of the list).
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Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events
I want to remove null=True from a TextField:
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Anonymous recursive PHP functions
Is it possible to have a PHP function that is both recursive and anonymous? This is my attempt to get it to work, but it doesn't pass in the function name.
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What does it mean for a data structure to be “intrusive”?
I've seen the term intrusive used to describe data structures like lists and stacks, but what does it mean?
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.bashrc/.profile is not loaded on new tmux session (or window) — why?
When tmux starts or opens a new window, it does not load my .profile or .bashrc . I end up typing . ~/.bashrc every time. Is there a way to make this happen automatically?
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Can an enum class be converted to the underlying type?
Is there a way to convert an enum class field to the underlying type? I thought this would be automatic, but apparently not.
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