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java.util.Date vs java.sql.Date
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Congratulations, you've hit my favorite pet peeve with JDBC: Date class handling.
Basically databases usually support at least three forms of datetime fields which are date, time and timestamp. Each of these have a corresponding class in JDBC and each ...
Eclipse Android and gitignore
...t, I disagree here and want your opinion. Scenario: I added new classes to my project. When I pulled from another machine, they were not in the project. Please check it out: github.com/github/gitignore/blob/master/Global/…
– Daniel
Jul 7 '12 at 3:02
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Command line to remove an environment variable from the OS level configuration
...rebooting is because explorer.exe doesn't know that it's been updated. See my answer for full explanation and solution.
– Jamie
Feb 15 '18 at 21:12
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Regular expression for a hexadecimal number?
...uby, you can do:
/\h+/
EDIT - Steven Schroeder's answer made me realise my understanding of the 0x bit was wrong, so I've updated my suggestions accordingly.
If you also want to match 0x, the equivalents are
/0[xX][0-9a-fA-F]+/
/0x[0-9a-f]+/i
/0x[\h]+/i
ADDED MORE - If 0x needs to be optional ...
Mocking member variables of a class using Mockito
I am a newbie to development and to unit tests in particular .
I guess my requirement is pretty simple, but I am keen to know others thoughts on this.
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How do I get a consistent byte representation of strings in C# without manually specifying an encodi
...for answering the OP rather than trying to guess what others might do with my answer -- the OP has the right to know, and just because someone might abuse a knife doesn't mean we need to hide all knives in the world for ourselves. Though if you disagree that's fine too.
– user5...
JPA CascadeType.ALL does not delete orphans
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I just find this solution but in my case it doesn't work:
@OneToMany(cascade = CascadeType.ALL, targetEntity = MyClass.class, mappedBy = "xxx", fetch = FetchType.LAZY, orphanRemoval = true)
orphanRemoval = true has no effect.
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Is it possible to create a File object from InputStream
...directory.studio:org.apache.commons.io needed to be added as a dependency. My bad. :)
– Shahraiz T.
Nov 24 '16 at 5:16
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Why is there no multiple inheritance in Java, but implementing multiple interfaces is allowed?
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One of my college instructors explained it to me this way:
Suppose I have one class, which is a Toaster, and another class, which is NuclearBomb. They both might have a "darkness" setting. They both have an on() method. (One has...
What is the standard Python docstring format? [closed]
...ollow their own numpydoc based on Google format and usable by Sphinx.
"""
My numpydoc description of a kind
of very exhautive numpydoc format docstring.
Parameters
----------
first : array_like
the 1st param name `first`
second :
the 2nd param
third : {'value', 'other'}, optional
the 3...