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Get file name from URL
In Java, given a java.net.URL or a String in the form of http://www.example.com/some/path/to/a/file.xml , what is the easiest way to get the file name, minus the extension? So, in this example, I'm looking for something that returns "file" .
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Is it safe to delete a void pointer?
...native (delete
object), if the static type of the
operand is different from its dynamic
type, the static type shall be a base
class of the operand’s dynamic type
and the static type shall have a
virtual destructor or the behavior is
undefined. In the second alternative
(delete arr...
Parallelize Bash script with maximum number of processes
...-w )
find . -name \*.pdf | xargs --max-args=1 --max-procs=$cpus pdf2ps
From the docs:
--max-procs=max-procs
-P max-procs
Run up to max-procs processes at a time; the default is 1.
If max-procs is 0, xargs will run as many processes as possible at a
time. Use the -n opti...
What is the reason for having '//' in Python? [duplicate]
...on 2.X:
>>> 10/3
3
>>> # to get a floating point number from integer division:
>>> 10.0/3
3.3333333333333335
>>> float(10)/3
3.3333333333333335
In Python 3:
>>> 10/3
3.3333333333333335
>>> 10//3
3
For further reference, see PEP238.
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Places where JavaBeans are used?
...urn users;
In for example a Servlet class you can use it to transfer data from the database to the UI:
protected void doGet(HttpServletRequest request, HttpServletResponse response) {
List<User> users = userDAO.list();
request.setAttribute("users", users);
request.getRequestDispat...
Eloquent Collection: Counting and Detect Empty
... recommends a certain way to check whether an Eloquent collection returned from $result = Model::where(...)->get() is empty, as well as counting the number of elements.
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Skip List vs. Binary Search Tree
...ly nodes directly linked to the affected node need to be locked.
Update from Jon Harrops comments
I read Fraser and Harris's latest paper Concurrent programming without locks. Really good stuff if you're interested in lock-free data structures. The paper focuses on Transactional Memory and a t...
Is “inline” without “static” or “extern” ever useful in C99?
...
From the standard (ISO/IEC 9899:1999) itself:
Appendix J.2 Undefined Behaviour
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A function with external linkage is declared with an inline function specifier, but is not also defined in the same translation ...
What should I use Android AccountManager for?
...ager / SyncAdapter / ContentProvider helps if you want to synchronize data from a web resource. Fake/Dumb implementations are required on API 7. Also
If you only want to store data, you should consider a simpler mechanism for data storage
If you only need to fetch an only resource, you can use an ...
Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
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Dashes don't need to be removed from HTTP request as you can see in URL of this thread.
But if you want to prepare well-formed URL without dependency on data you should use URLEncoder.encode( String data, String encoding ) instead of changing standard form ...