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java Programming Glossary: everDo you ever use the volatile keyword in Java? http://stackoverflow.com/questions/106591/do-you-ever-use-the-volatile-keyword-in-java you ever use the volatile keyword in Java In work today I came across.. which that article explains the keyword in question do you ever use it or could you ever see a case in which you could use this.. the keyword in question do you ever use it or could you ever see a case in which you could use this keyword in the correct..
Java web development, what skills do I need? [closed] http://stackoverflow.com/questions/1958808/java-web-development-what-skills-do-i-need seems to be a good web server for Java. It is. It is however limited in capabilities it's a simple servlet container implementing.. only the JSP Servlet parts of the Java EE API if you ever want to go EJB or JPA then you'd like to pick another e.g. JBoss.. with JSF. Maybe a book that covers all of these There are several books. I would recommend to start with a book targeted on..
What is a stack overflow error? http://stackoverflow.com/questions/214741/what-is-a-stack-overflow-error termination condition so it ends up calling itself for ever. However with gui programming it's possible to generate indirect.. condition so it ends up calling itself for ever. However with gui programming it's possible to generate indirect recursion...
How to avoid Dependency Injection constructor madness? http://stackoverflow.com/questions/2420193/how-to-avoid-dependency-injection-constructor-madness Container con SomeClass1 obj1 SomeClass2 obj2.... with ever increasing parameter list. Since Container is my dependency.. why can't I just do this public MyClass Container con for every class What are the downsides If I do this it feels like I'm..
Trusting all certificates using HttpClient over HTTPS http://stackoverflow.com/questions/2642777/trusting-all-certificates-using-httpclient-over-https want my client to accept any certificate because I'm only ever pointing to one server but I keep getting a javax.net.ssl.SSLException.. Note Do not implement this in production code you are ever going to use on a network you do not entirely trust. Especially..
Java: when to use static methods http://stackoverflow.com/questions/2671496/java-when-to-use-static-methods want to know what 35mpg converts to even if nobody has ever built a Car. But void setMileage double mpg which sets the efficiency..
Fastest way to determine if an integer's square root is an integer http://stackoverflow.com/questions/295579/fastest-way-to-determine-if-an-integers-square-root-is-an-integer in many Project Euler problems. So no one else will ever have to maintain this code. And this kind of micro optimization.. make a difference since part of the challenge is to do every algorithm in less than a minute and this function will need.. but it gave incorrect results starting at n 410881. However as suggested by BobbyShaftoe we can use the Carmack hack for..
http://stackoverflow.com/questions/299068/how-slow-are-java-exceptions try and throw are equally slow and that is pretty slow however if no exception is thrown exiting the try block takes no time.. is thrown exiting the try block takes no time whatsoever in most cases as everything is put on the stack which cleans.. the try block takes no time whatsoever in most cases as everything is put on the stack which cleans up automatically if the..
Unicode equivalents for \w and \b in Java regular expressions? http://stackoverflow.com/questions/4304928/unicode-equivalents-for-w-and-b-in-java-regular-expressions a marvelous new flag UNICODE_CHARACTER_CLASS which makes everything work right again. It ™s available as an embeddable U for.. 1 0 0 1 p javaSpaceChar 0 0 1 1 See that Virtually every one of those Java white space results is ̲w̲r̲o̲n̲g̲ according.. do. Exploring Boundaries Boundaries have been a problem ever since Larry Wall first coined the b and B syntax for talking..
http://stackoverflow.com/questions/469695/decode-base64-data-in-java Who knew this would be the most controversial answer I'd ever post I do know that sun. packages are not supported or guaranteed.. and I do know about Commons and use it all the time. However the poster asked for a class that that was included with Sun..
http://stackoverflow.com/questions/5418292/jsf-2-0-file-upload able to successfully upload a file MP3 PDF video... what ever type and store it in a database as a @Lob. This is what I have.. it how can if I am using servlets 3.0 I am using JEE6 I never did file upload before and also I am not very familiar with.. by the API you don't need to write one yourself. However to be able to download files from a database another servlet..
Are getters and setters poor design? [closed] http://stackoverflow.com/questions/565095/are-getters-and-setters-poor-design I'm currently working on a simple game in Java with several different modes. I've extended a main Game class to put the.. example if you have a score counter on the game that only ever goes up instead of Game private int score public void setScore..
Is it possible to read from a InputStream with a timeout? http://stackoverflow.com/questions/804951/is-it-possible-to-read-from-a-inputstream-with-a-timeout like the writer not responding the reader would block for ever. If I wrap the read in a future I can then control the timeout..
How do I accept a self-signed certificate with a Java HttpsURLConnection? http://stackoverflow.com/questions/859111/how-do-i-accept-a-self-signed-certificate-with-a-java-httpsurlconnection that even though the odds of any other Java application ever accessing this site are nil. It's also not a trivial operation..
JTable duplicate values in row http://stackoverflow.com/questions/9132987/jtable-duplicate-values-in-row row is filled with the same value over and over again. However on closer inspection by simply println ing the 'data' field.. @SuppressWarnings serial we don't expect this app to ever use serialized classes. EVER. public class CollectionDataModel..
Why can't strings be mutable in Java and .NET? http://stackoverflow.com/questions/93091/why-cant-strings-be-mutable-in-java-and-net approach to achieving thread safety. In fact no thread can ever observe any effect of another thread on an immutable object...
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