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How do I update an entity using spring-data-jpa?
... object your found. These changes will be flushed to the database automatically at the end of transaction, so that you don't need to do anything to save these changes explicitly.
EDIT:
Perhaps I should elaborate on overall semantics of JPA. There are two main approaches to design of persistence AP...
Or versus OrElse
...oth terms. When temp Is DBNull.Value, it can't be compared to zero, so it falls over.
You should use... well, whichever one makes sense.
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removeEventListener on anonymous functions in JavaScript
...refore this === e.currentTarget. read developer.mozilla.org/en-US/docs/Web/API/EventTarget/…
– chharvey
Jun 5 '18 at 21:11
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Is there a REAL performance difference between INT and VARCHAR primary keys?
... and a coworker won't budge on the INT AUTO_INCREMENT as a primary key for all tables.
14 Answers
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How to implement “select all” check box in HTML?
.../script>
<input type="checkbox" onClick="toggle(this)" /> Toggle All<br/>
<input type="checkbox" name="foo" value="bar1"> Bar 1<br/>
<input type="checkbox" name="foo" value="bar2"> Bar 2<br/>
<input type="checkbox" name="foo" value="bar3"> Bar 3<br/&...
Django: How to completely uninstall a Django app?
What is the procedure for completely uninstalling a Django app, complete with database removal?
5 Answers
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How to pretty-print a numpy.array without scientific notation and with given precision?
...335 0.712]
And suppress suppresses the use of scientific notation for small numbers:
y=np.array([1.5e-10,1.5,1500])
print(y)
# [ 1.500e-10 1.500e+00 1.500e+03]
np.set_printoptions(suppress=True)
print(y)
# [ 0. 1.5 1500. ]
See the docs for set_printoptions for other options.
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Case insensitive 'in'
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Prefer to lower all keys when building the dict, for performance reasons.
– Ryan
May 1 '13 at 6:27
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Method chaining - why is it a good practice, or not?
... object methods returning the object itself in order for the result to be called for another method. Like this:
18 Answers
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disable all form elements inside div
is there a way to disable all fields (textarea/textfield/option/input/checkbox/submit etc) in a form by telling only the parent div name in jquery/javascript?
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