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Why no ICloneable?
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ICloneable is considered a bad API now, since it does not specify whether the result is a deep or a shallow copy. I think this is why they do not improve this interface.
You can probably do a typed cloning extension method, but I think it would require a ...
Persistence unit as RESOURCE_LOCAL or JTA?
...er to a unit of type RESOURCE_LOCAL
You must use the
EntityTransaction API to begin/commit around
every call to your EntityManger Calling
entityManagerFactory.createEntityManager() twice results in
two separate EntityManager instances and therefor
two separate PersistenceContexts/Caches....
Difference between File.separator and slash in paths
...r documented." It's not a feature of the JVM, it's a feature of Windows NT API.
– Powerlord
Mar 10 '10 at 14:36
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How to select rows from a DataFrame based on column values?
...sitional indexing (df.iloc[...])
Label indexing (df.xs(...))
df.query(...) API
Below I show you examples of each, with advice when to use certain techniques. Assume our criterion is column 'A' == 'foo'
(Note on performance: For each base type, we can keep things simple by using the pandas API or ...
How do I use HTML as the view engine in Express?
...hich version of express are you using? Express 4.x contains the app.engine API. More info is @ expressjs.com/en/api.html#app.engine
– AnandShanbhag
Mar 3 '16 at 13:48
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What Java ORM do you prefer, and why? [closed]
... I vote Hib too, but with an important addition: we should use JPA API only even if JPA implementation is in fact provided by Hib.
– Vladimir Dyuzhev
Jan 17 '09 at 1:24
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C++ Exceptions questions on rethrow of original exception
... MWE on GitHub, where a backtrace would look something like this:
Library API: Exception caught in function 'api_function'
Backtrace:
~/Git/mwe-cpp-exception/src/detail/Library.cpp:17 : library_function failed
~/Git/mwe-cpp-exception/src/detail/Library.cpp:13 : could not open file "nonexistent.txt"...
How to organize a node app that uses sequelize?
...ns, as the returned value is cached after the first execution. nodejs.org/api/modules.html#modules_caching
– Casey Flynn
Mar 29 '13 at 7:17
2
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How to force an entire layout View refresh?
...wer the question: Use invalidate():
public void invalidate ()
Since: API Level 1
Invalidate the whole view. If the view is visible, onDraw(Canvas) will be called at some point in the future. This must be called from a UI thread. To call from a non-UI thread, call postInvalidate().
ViewG...
Scroll Element into View with Selenium
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The docs at seleniumhq.github.io/selenium/docs/api/java/org/openqa/selenium/… now clearly state "Moves the mouse to the middle of the element. The element is scrolled into view and its location is calculated using getBoundingClientRect."
– George ...