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java Programming Glossary: optionalHow to check if a String is a numeric type in Java http://stackoverflow.com/questions/1102891/how-to-check-if-a-string-is-a-numeric-type-in-java String str return str.matches d . d match a number with optional ' ' and decimal. Be careful with the above RegEx mechanism though..
Making a OneToOne-relation lazy http://stackoverflow.com/questions/1444227/making-a-onetoone-relation-lazy with Rob H.'s suggestion and specify it as such @OneToOne optional false fetch FetchType.LAZY Otherwise if you can change your..
How to use java.net.URLConnection to fire and handle HTTP requests? http://stackoverflow.com/questions/2793150/how-to-use-java-net-urlconnection-to-fire-and-handle-http-requests know at least the URL and the charset. The parameters are optional and depend on the functional requirements. String url http example.com.. operator more than twice. Firing a HTTP GET request with optionally query parameters It's a trivial task. It's the default request..
http://stackoverflow.com/questions/2835090/jdbc-connection-pooling cpds.setPassword test password the settings below are optional c3p0 can work with defaults cpds.setMinPoolSize 5 cpds.setAcquireIncrement..
JSTL in JSF2 Facelets… makes sense? http://stackoverflow.com/questions/3342984/jstl-in-jsf2-facelets-makes-sense similar to h selectOneRadio JSF 2 Composite component with optional listener attribute on f ajax Can I nest a composite component..
What's wrong with overridable method calls in constructors? http://stackoverflow.com/questions/3404301/whats-wrong-with-overridable-method-calls-in-constructors with only the required parameters another with a single optional parameters a third with two optional parameters and so on..... another with a single optional parameters a third with two optional parameters and so on... The telescoping constructor pattern..
How can we match a^n b^n with Java regex? http://stackoverflow.com/questions/3644266/how-can-we-match-an-bn-with-java-regex but for now let's just make the self reference matching optional i.e. 1 . This may or may not work perfectly but let's just see.. referencing group is to make the self reference matching optional. Step 4½ Understanding what went wrong The problem is that since.. problem is that since we made the self reference matching optional the counter can reset back to 0 when there aren't enough b 's...
How to internationalize a Java web application? http://stackoverflow.com/questions/4276061/how-to-internationalize-a-java-web-application should be the lowercase ISO 693 1 language code. It is optional and only required whenever the _CC part is present. The _CC.. be the uppercase ISO 3166 1 Alpha 2 country code. It is optional and often only used to distinguish between country specific..
Best way to represent a fraction in Java? http://stackoverflow.com/questions/474535/best-way-to-represent-a-fraction-in-java format is numerator denominator but denominator part is optional. Either numerator or denominator may be a floating point decimal..
Sessions in struts2 application http://stackoverflow.com/questions/5509606/sessions-in-struts2-application using the Struts2 framework. Login Required This part is optional but in general not all pages in a web application will require..
Creating a memory leak with Java http://stackoverflow.com/questions/6470651/creating-a-memory-leak-with-java pool to leak even faster . The thread loads a class via an optionally custom ClassLoader. The class allocates a large chunk of memory.. to itself in a ThreadLocal. Allocating the extra memory is optional leaking the Class instance is enough but it will make the leak..
Servlet for serving static content http://stackoverflow.com/questions/132052/servlet-for-serving-static-content Modified Since header i.e. custom getLastModified method Optional support for gzip encoding etags ... Is such a servlet available..
A tool to add and complete PHP source code documentation http://stackoverflow.com/questions/1936376/a-tool-to-add-and-complete-php-source-code-documentation or external I don't care so I can put in the description. Optional Automatic recognition of parameter types return values and such...
Executable war file that starts jetty without maven http://stackoverflow.com/questions/2458440/executable-war-file-that-starts-jetty-without-maven server webapp.setWar location.toExternalForm Optional Set the directory the war will extract to. If not set java.io.tmpdir..
Cannot find Main Class in File Compiled With Ant http://stackoverflow.com/questions/3143567/cannot-find-main-class-in-file-compiled-with-ant java.io.IOException import org.supercsv.cellprocessor.Optional import org.supercsv.cellprocessor.ParseDate import org.supercsv.cellprocessor.ParseInt.. 5 20 new StrMinMax 8 35 new ParseDate dd MM yyyy new Optional new ParseInt null public static void main String args throws..
how to configure hibernate config file for sql server http://stackoverflow.com/questions/3585544/how-to-configure-hibernate-config-file-for-sql-server Core Reference Documentation 3.3. JDBC connections 3.4. Optional configuration properties jTDS Documentation Microsoft SQL Server..
How can we match a^n b^n with Java regex? http://stackoverflow.com/questions/3644266/how-can-we-match-an-bn-with-java-regex between greedy reluctant and possessive repetition. Optional possessive can be a powerful combination. Step 6 Finishing touches..
Java -Check if file is in print Queue / In Use http://stackoverflow.com/questions/3687184/java-check-if-file-is-in-print-queue-in-use a temporary file based on a users input Prints the File Optional Deletes the File Optional My problem sits between stages 2 3.. on a users input Prints the File Optional Deletes the File Optional My problem sits between stages 2 3 I need to wait for the file..
http://stackoverflow.com/questions/4844535/why-do-you-have-to-call-urlconnectiongetinputstream-to-be-able-to-write-out-to a very specific sequence of events Set Request Properties Optional getOutputStream write to the stream close the stream getInputStream..
Regular expression match a sentence [closed] http://stackoverflow.com/questions/5553410/regular-expression-match-a-sentence up to punctuation. n # Zero or more special normal n . # Optional ending punctuation. n ' # Optional closing quote. n s Pattern.MULTILINE.. special normal n . # Optional ending punctuation. n ' # Optional closing quote. n s Pattern.MULTILINE Pattern.COMMENTS Matcher..
Handle null value using Guava MapMaker/CacheBuilder http://stackoverflow.com/questions/8298285/handle-null-value-using-guava-mapmaker-cachebuilder there. In this case probably your best bet is to use Optional wrapping non null values with Optional.of and using Optional.absent.. best bet is to use Optional wrapping non null values with Optional.of and using Optional.absent instead of null. If you must turn.. wrapping non null values with Optional.of and using Optional.absent instead of null. If you must turn that into a null or..
What's the point of Guava's Optional class http://stackoverflow.com/questions/9561295/whats-the-point-of-guavas-optional-class the point of Guava's Optional class I've recently read about this and seen people using this.. intuitively. Can someone provide a concrete example where Optional would achieve something that null couldn't or in a much cleaner.. or even success or simply the correct answer is nothing . Optional is frequently the concept you actually mean when you make a..
Differences between Java interfaces and Objective-C protocols? http://stackoverflow.com/questions/990360/differences-between-java-interfaces-and-objective-c-protocols Language guide that discusses optional protocol methods . Optional protocol methods open up a lot of flexibility to developers..
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