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java Programming Glossary: yourHow to upload files to server using JSP/Servlet? http://stackoverflow.com/questions/2422468/how-to-upload-files-to-server-using-jsp-servlet manually parse it You can in theory parse the request body yourself based on ServletRequest#getInputStream . However this is.. knowledge of RFC2388 . You shouldn't try to do this on your own or copypaste some homegrown library less code found elsewhere.. you need to have at least the following files in your webapp's WEB INF lib commons fileupload.jar commons io.jar Your..
Overriding equals and hashCode in Java http://stackoverflow.com/questions/27581/overriding-equals-and-hashcode-in-java collection. The bulletproof way to ensure this is to make your keys immutable which has also other benefits . share improve..
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 ArrayIndexOutOfBoundsException and consorts yourself. Preparing We first need to know at least the URL and the.. it regardless of whether you've set a fixed content length yourself using connection.setRequestProperty Content Length contentLength.. . You can do this programmatically in the beginning of your application by System.setProperty http.keepAlive false Uploading..
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading as the object in question lives. Threadsafety That said your major concern is possibly threadsafety . You should now have..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files that the JSP Standard Tag Library JSTL be used in your web application to help reduce the need for JSP scriptlets in.. application to help reduce the need for JSP scriptlets in your pages. Pages that use JSTL are in general easier to read and.. business logic from presentation logic and will make your pages easier to evolve into JSP 2.0 style pages JSP 2.0 Specification..
JSTL in JSF2 Facelets… makes sense? http://stackoverflow.com/questions/3342984/jstl-in-jsf2-facelets-makes-sense I nest a composite component in itself recursively As to your concrete functional requirement if you want to render JSF components..
How do I write a correct micro-benchmark in Java? http://stackoverflow.com/questions/504103/how-do-i-write-a-correct-micro-benchmark-in-java Rule 1 Always include a warmup phase which runs your test kernel all the way through enough to trigger all initializations.. parts of the JVM are not doing unexpected work during your timing phase. Rule 2.1 Print messages at the beginning and end.. effects. Do not print for the first time during your timing phase since printing loads and initializes classes. Do..
Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing? http://stackoverflow.com/questions/7229226/should-i-avoid-the-use-of-setpreferredmaximumminimumsize-methods-in-java-swi comment to my answer . Socially posing tons of work onto your unfortunate fellow who has to maintain the code and has to track..
Java String.equals versus == [duplicate] http://stackoverflow.com/questions/767372/java-string-equals-versus is done on 'usuario' because that's guaranteed non null in your code although you should still check that you've actually got..
What is a stack overflow error? http://stackoverflow.com/questions/214741/what-is-a-stack-overflow-error towards the bottom of the address space ie towards zero . Your process also has a heap which lives at the bottom end of your..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android httpPost.abort catch Exception e System.out.println Your App Name Here e public String sendPost String url String data.. HttpPost url response null StringEntity tmp null Log.d Your App Name Here Setting httpPost headers httpPost.setHeader User.. data UTF 8 catch UnsupportedEncodingException e Log.e Your App Name Here HttpUtils UnsupportedEncodingException e httpPost.setEntity..
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android we now have much more extensive documentation on Managing Your App's Memory that covers much of the material here and is more..
How to upload files to server using JSP/Servlet? http://stackoverflow.com/questions/2422468/how-to-upload-files-to-server-using-jsp-servlet webapp's WEB INF lib commons fileupload.jar commons io.jar Your initial attempt failed most likely because you forgot the commons..
What is the memory consumption of an object in Java? http://stackoverflow.com/questions/258120/what-is-the-memory-consumption-of-an-object-in-java cache ordinary RAM working set and backing store on disk. Your data may be duplicated at every cache level. All this complexity..
Trusting all certificates using HttpClient over HTTPS http://stackoverflow.com/questions/2642777/trusting-all-certificates-using-httpclient-over-https trust. Especially anything going over the public internet. Your question is just what I want to know. After I did some searches..
http://stackoverflow.com/questions/2864840/treemap-sort-by-value entries by its values is atypical. Note on for Integer Your original comparator compares Integer using . This is almost..
Is it possible to use JSF+Facelets with HTML 4/5? http://stackoverflow.com/questions/2935759/is-it-possible-to-use-jsffacelets-with-html-4-5 about the generated output. Which can be HTML5 as good. Your only problem may be the browser support and the availability..
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 at least with my CPU x86 and programming language C C . Your results may vary especially because I don't know how the Java..
GUI not working after rewriting to MVC http://stackoverflow.com/questions/3066590/gui-not-working-after-rewriting-to-mvc As @akf observes MVC hinges on the observer pattern . Your Model needs a way to notify the View of changes. Several approaches..
Java - Transparent JScrollPane http://stackoverflow.com/questions/3517722/java-transparent-jscrollpane java swing jscrollpane share improve this question Your colloquy with @Serplat suggests that you may be confounding..
Prevent user from going back to the previous secured page after logout http://stackoverflow.com/questions/4194207/prevent-user-from-going-back-to-the-previous-secured-page-after-logout and will also not work when the client has JS disabled. Your concrete problem is that the page which you requested by the..
What components are MVC in JSF MVC framework? http://stackoverflow.com/questions/5104094/what-components-are-mvc-in-jsf-mvc-framework the V M Business domain Service layer e.g. EJB JPA DAO V Your JSF code C FacesServlet In the smaller developer picture the..
http://stackoverflow.com/questions/5418292/jsf-2-0-file-upload javaee http java.sun.com xml ns javaee web app_3_0.xsd id YourProjectName version 3.0 display name Your Project Name display.. app_3_0.xsd id YourProjectName version 3.0 display name Your Project Name display name servlet servlet name Faces Servlet..
Why does JSF need to save the state of UI components on the server side? http://stackoverflow.com/questions/5474316/why-does-jsf-need-to-save-the-state-of-ui-components-on-the-server-side concurrent user sessions that should be no more than 15MB. Your concern should be more focused on the real objects managed beans..
Is there a common way to download all types of files in jsp? http://stackoverflow.com/questions/10702683/is-there-a-common-way-to-download-all-types-of-files-in-jsp response httpServletResponse InputStream in HERE YOU READ YOUR FILE AS BinaryStream String filename String agent request.getHeader..
Using Locales with Java's toLowerCase() and toUpperCase() http://stackoverflow.com/questions/11063102/using-locales-with-javas-tolowercase-and-touppercase
Why is jar file not being found with classpath spec? (FileChooserDemo from Oracle) http://stackoverflow.com/questions/17738100/why-is-jar-file-not-being-found-with-classpath-spec-filechooserdemo-from-oracl PARTICULAR SOLUTION I AM ABOUT TO DESCRIBE WILL WORK FOR YOUR CASE ONLY If after javac command given before if you don't wanted..
How to do Basic Authentication of a resource in Dropwizard http://stackoverflow.com/questions/20662871/how-to-do-basic-authentication-of-a-resource-in-dropwizard header and let the filter pass without any checks else DO YOUR NORMAL AUTHORIZATION RELATED STUFF HERE The url that you are..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android Setting httpPost headers httpPost.setHeader User Agent SET YOUR USER AGENT STRING HERE httpPost.setHeader Accept text html application..
Android - Sqlite database method undefined fot type http://stackoverflow.com/questions/4591765/android-sqlite-database-method-undefined-fot-type try to build the string before. Like this String query YOUR SQL STATEMENT db.execSQL query db.close Is a possibility share..
How to debug .class files in ECLIPSE? http://stackoverflow.com/questions/5288370/how-to-debug-class-files-in-eclipse have the compiler set to include debugging information in YOUR class files but the class files in rt.jar weren't compiled that..
How do I verify Android In-app Billing with a server with Ruby? http://stackoverflow.com/questions/5971031/how-do-i-verify-android-in-app-billing-with-a-server-with-ruby 'openssl' require 'base64' base64_encoded_public_key YOUR KEY HERE data JSON_DATA_HERE sig SIGNATURE HERE key OpenSSL..
Connect to internet : Google Custom Search in java app “not connecting” () http://stackoverflow.com/questions/7301608/connect-to-internet-google-custom-search-in-java-app-not-connecting GET https www.googleapis.com customsearch v1 key INSERT YOUR KEY cx 017576662512468239146 omuauf_lfve q lectures Is this.. customsearch v1 q o cx MY Custom Search Engine No pp 1 key YOUR_API_KEY but this time cx value had 3 at the place of ' ' character...
Eclipse fail at launching on Mac OSX http://stackoverflow.com/questions/8404295/eclipse-fail-at-launching-on-mac-osx eclipse osx share improve this question Try deleting YOUR PATH TO WORKSPACE .metadata .plugins org.eclipse.core.resources..
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