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java Programming Glossary: requireDoes the JVM prevent tail call optimizations? http://stackoverflow.com/questions/105834/does-the-jvm-prevent-tail-call-optimizations and the need to always have a stack trace available. These requirements could in theory be supported but it would probably require.. could in theory be supported but it would probably require a new bytecode see John Rose's informal proposal . There is..
How to get UTF-8 working in java webapps? http://stackoverflow.com/questions/138948/how-to-get-utf-8-working-in-java-webapps To get UTF 8 working under Java Tomcat Linux Windows Mysql requires the following Configuring Tomcat's server.xml It's necessary.. handle all requests and responses as UTF 8 encoded. This requires that we define a character set filter like the following package.. If you need to go outside of that certain alphabets require more than 3 bytes of UTF 8 then you either need to use a flavor..
http://stackoverflow.com/questions/1813881/java-ocr-implementation a language I thoroughly understand. Naturally this would require that the implementation is open source but I'm still interested..
Where to place configuration properties files in a JSP/Servlet web application? http://stackoverflow.com/questions/2161054/where-to-place-configuration-properties-files-in-a-jsp-servlet-web-application wish to add that to a .properties file and access it when required. Is this a correct procedure if so then where should I place.. outside the classpath in the local disk file system would require you to access it with a hardcoded path which makes the code..
Type List vs type ArrayList in Java http://stackoverflow.com/questions/2279030/type-list-vs-type-arraylist-in-java can I please get an example does the situation actually require using 1 over 2 i.e. where 2 wouldn't suffice..aside 'coding..
How to avoid Dependency Injection constructor madness? http://stackoverflow.com/questions/2420193/how-to-avoid-dependency-injection-constructor-madness
http://stackoverflow.com/questions/2658922/xss-prevention-in-java e.g. when exporting data to CSV XLS PDF etc which doesn't require HTML escaping at all . The only concern in the server side with..
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 The parameters are optional and depend on the functional requirements. String url http example.com String charset UTF 8 String.. side session is usually backed by a cookie. Some web forms require that you're logged in and or are tracked by a session. You can.. some unique random value. String CRLF r n Line separator required by multipart form data. URLConnection connection new URL url..
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 a run over the first 1 billion integers the solution only required 34 of the time that the original solution used. While the John.. it's much faster than in Java. Also Newton's Method still required use of doubles. A modified Newton's method which used a few.. used a few tricks so that only integer math was involved required some hacks to avoid overflow I want this function to work with..
http://stackoverflow.com/questions/3130311/weird-integer-boxing-in-java above are a pragmatic compromise. The final clause above requires that certain common values always be boxed into indistinguishable.. values on the programmer's part. This would allow but not require sharing of some or all of these references. This ensures that..
How to create a Java String from the contents of a file? http://stackoverflow.com/questions/326390/how-to-create-a-java-string-from-the-contents-of-a-file .toString Memory utilization This method can temporarily require memory several times the size of the file because for a short.. class define some constants for the encodings required of all Java runtimes String content readFile test.txt StandardCharsets.UTF_8..
Switch Statement with Strings in Java http://stackoverflow.com/questions/338206/switch-statement-with-strings-in-java is a natural fit for a tableswitch . Both instructions require the integer constants assigned to each case to be sorted at.. better than the O log n performance of lookupswitch it requires some analysis to determine whether the table is dense enough..
A better Java JSON library? [closed] http://stackoverflow.com/questions/338586/a-better-java-json-library can convert Java objects to JSON. However most of them require that you place Java annotations in your classes something that..
How to rotate an image gradually in Swing? http://stackoverflow.com/questions/3405799/how-to-rotate-an-image-gradually-in-swing Correct Compilable Example . As a convenience don't require others to recreate multiple public classes use top level package..
How to deal with “java.lang.OutOfMemoryError: Java heap space” error (64MB heap size) http://stackoverflow.com/questions/37335/how-to-deal-with-java-lang-outofmemoryerror-java-heap-space-error-64mb-heap heap size using command line option to java but that would require figuring out available RAM and writing some launching program..
How to generate a random alpha-numeric string http://stackoverflow.com/questions/41107/how-to-generate-a-random-alpha-numeric-string be unique over 500K generation my needs don't really require anything much more sophisticated . Ideally I would be able to.. well. The only downside to @Apocalisp's answer is it requires an apache class. Thanks to both for the help java string random..
Integer wrapper objects share the same instances only within the value 127? http://stackoverflow.com/questions/5117132/integer-wrapper-objects-share-the-same-instances-only-within-the-value-127 above are a pragmatic compromise. The final clause above requires that certain common values always be boxed into indistinguishable.. values on the programmer's part. This would allow but not require sharing of some or all of these references. This ensures that..
Why can't strings be mutable in Java and .NET? http://stackoverflow.com/questions/93091/why-cant-strings-be-mutable-in-java-and-net ... Immutable objects are inherently thread safe they require no synchronization. They cannot be corrupted by multiple threads.. only real disadvantage of immutable classes is that they require a separate object for each distinct value. share improve this..
Generating Java code from XML in Eclipse http://stackoverflow.com/questions/11904803/generating-java-code-from-xml-in-eclipse if groupname null throw new InvalidArgumentException Require groupname String command GROUP if groupname null command groupname.. argument @name null throw new InvalidArgumentException Require c get select argument @name c if c iterate String command.. id if article id null throw new InvalidArgumentException Require article id String message id getArgument message id String..
How do I identify immutable objects in Java http://stackoverflow.com/questions/203475/how-do-i-identify-immutable-objects-in-java primitive types and classes you know are immutable Require the class to be final itself Require that they inherit from.. know are immutable Require the class to be final itself Require that they inherit from a base class you provide which is guaranteed..
How Can I Avoid Using Exceptions for Flow Control? http://stackoverflow.com/questions/345626/how-can-i-avoid-using-exceptions-for-flow-control fails. Add a status property to the CustomObject. Require caller to check property. I'm not happy with any of these three..
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