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Cross field validation with Hibernate Validator (JSR 303)
...bject being validated. This could be replaced with the standard reflection APIs or if it is a specific class you are validating, the accessor methods themselves.
The @Matches annotation can then be used used on a bean as follows:
@Matches(field="pass", verifyField="passRepeat")
public class Accoun...
What is the difference between require_relative and require in Ruby?
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From Ruby API:
require_relative complements the
builtin method require by allowing you
to load a file that is relative to the
file containing the require_relative
statement.
When you use require to load a file,
you a...
What are the differences between poll and select?
I am referring to the POSIX standard select and poll system C API calls.
3 Answers
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node.js child process - difference between spawn & fork
...optimal for this particular, and very useful, use case.
http://nodejs.org/api/child_process.html#child_process_child_process_exec_command_options_callback
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Conditional Variable vs Semaphore
...ary they are all district objects, all implemented using platform specific APIs. Certainly a semaphore will unblock the number of times signalled, condition variable might be be signalled multiple times but unblock only once. This is why the wair takes a mutex as a parameter.
–...
How to keep the spaces at the end and/or at the beginning of a String?
...es at the beginning or the end of your string. For these cases, neither escaping with \, nor xml:space attribute helps. You must use HTML entity   for a whitespace.
Use   for non-breakable whitespace.
Use   for regular space.
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android:drawableLeft margin and/or padding
... developer.android.com/reference/android/graphics/drawable/… its from API 1
– Bhavin Chauhan
Mar 11 '16 at 12:10
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What's the best way to generate a UML diagram from Python source code? [closed]
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Epydoc is a tool to generate API documentation from Python source code. It also generates UML class diagrams, using Graphviz in fancy ways. Here is an example of diagram generated from the source code of Epydoc itself.
Because Epydoc performs both objec...
How to overcome TypeError: unhashable type: 'list'
... I tried this and I get TypeError: type str doesn't support the buffer API on the line "line = line.split('x')"
– Keenan
Dec 3 '12 at 0:43
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Why can I access private variables in the copy constructor?
... in the object being copied that's not otherwise accessible through public APIs but might be used by some later exception object or logging (e.g. something about the time/circumstances when the "original" non-copy-constructed instance was constructed)
perform a more efficient copy of some data: e.g....