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java Programming Glossary: solutionStandard concise way to copy a file in Java? http://stackoverflow.com/questions/106770/standard-concise-way-to-copy-a-file-in-java still slightly different implementations of this type of solution. Is there a better way that stays within the bounds of the Java.. this underlying implementation and provide a one line solution java file copy share improve this question As toolkit mentions..
Java: maintaining aspect ratio of JPanel background image http://stackoverflow.com/questions/11959758/java-maintaining-aspect-ratio-of-jpanel-background-image share improve this question Well the quickest and easiest solution is to use Image.getScaledInstance g.drawImage img.getScaledInstance..
Convert a string representation of a hex dump to a byte array using Java? http://stackoverflow.com/questions/140131/convert-a-string-representation-of-a-hex-dump-to-a-byte-array-using-java java byte hex dump share improve this question Here's a solution that I think is better than any posted so far public static..
Java: recommended solution for deep cloning/copying an instance http://stackoverflow.com/questions/2156120/java-recommended-solution-for-deep-cloning-copying-an-instance recommended solution for deep cloning copying an instance I'm wondering if there.. way of doing deep clone copy of instance in java. I have 3 solutions in mind but I can have miss some and I'd like to have your..
Converting ISO8601-compliant String to java.util.Date http://stackoverflow.com/questions/2201925/converting-iso8601-compliant-string-to-java-util-date 2010 01 01T12 00 00 0100 without the colon. So the current solution is SimpleDateFormat ISO8601DATEFORMAT new SimpleDateFormat yyyy.. that nice. Am I missing something or is there a better solution answer Thanks to JuanZe's comment I found the JodaTime magic.. the JodaTime magic it is also described here . So the solution is DateTimeFormatter parser2 ISODateTimeFormat.dateTimeNoMillis..
Efficient equivalent for removing elements while iterating the Collection http://stackoverflow.com/questions/223918/efficient-equivalent-for-removing-elements-while-iterating-the-collection threads aren't doing it... Anyway. What's the best solution to this problem Best here means most time and space efficient..
Placing component on Glass Pane http://stackoverflow.com/questions/2561690/placing-component-on-glass-pane example working. Thanks @akf. I was able to adapt this solution to my original problem allowing me to remove ~60 lines of Java2D..
Trusting all certificates using HttpClient over HTTPS http://stackoverflow.com/questions/2642777/trusting-all-certificates-using-httpclient-over-https below is for someone who is looking for HttpURLConnection solution. Https Connection Android I have tested the above two kinds.. Connection Android I have tested the above two kinds of solutions on froyo and they all work like a charm in my cases. Finally..
Avoiding “!= null” statements in Java? http://stackoverflow.com/questions/271526/avoiding-null-statements-in-java the null checking you're talking about. An alternative solution is to never return null and instead do something like this public..
Any good graphing packages for Android? [closed] http://stackoverflow.com/questions/424752/any-good-graphing-packages-for-android the Swing and AWT libraries from Java I was wondering what solutions have been developed to display simple bar histograms line graphs.. that allows for the easy creation of graphical data Some solutions bandied about on the web have been just pull down a Google.. stuff about it to the Internet. I've linked to his solution along with several others that exist now. rapidandroid question..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser case statemenets to check where you are or a more elegant solution would be some kind of tag tracker using a tag stack. share..
How to: generic array creation http://stackoverflow.com/questions/529085/how-to-generic-array-creation can I implement this while maintaining type safety I saw a solution on the Java forums that goes like this import java.lang.reflect.Array..
When to use <ui:include>, tag files, composite components and/or custom components? http://stackoverflow.com/questions/6822000/when-to-use-uiinclude-tag-files-composite-components-and-or-custom-componen UIComponent and may in some circumstances be the only solution when a composite component doesn't suffice. An example can be..
How to concatenate two arrays in Java? http://stackoverflow.com/questions/80476/how-to-concatenate-two-arrays-in-java add share improve this question I found a one line solution from the good old Apache Commons Lang library. ArrayUtils.addAll..
How to reference components in JSF ajax? Cannot find component with identifier “foo” in view http://stackoverflow.com/questions/8634156/how-to-reference-components-in-jsf-ajax-cannot-find-component-with-identifier is 3.0RC2. Unfortunately I was not able to make the second solution working yet. Am I missing something java ajax jsf jsf 2 primefaces..
Dealing with “java.lang.OutOfMemoryError: PermGen space” error http://stackoverflow.com/questions/88235/dealing-with-java-lang-outofmemoryerror-permgen-space-error memory leaks permgen share improve this question The solution was to add these flags to JVM command line when Tomcat is started..
http://stackoverflow.com/questions/1005523/how-to-add-one-day-to-a-date this date. java datetime share improve this question Solution 1 You can use the Calendar class for that Calendar c Calendar.getInstance.. c.setTime dt c.add Calendar.DATE 1 dt c.getTime Solution 2 You should seriously consider using the Joda library because..
http://stackoverflow.com/questions/11553461/jlabel-images-array I would prefer to just update the already loaded labels. Solution No you don't have to change JLabels at all. Keep your JLabels..
http://stackoverflow.com/questions/13999506/threads-with-key-bindings to be able for 2 players to press different keys If so Solution Simply use boolean s to flag whether or not a key is pressed..
How to implement a single instance Java application? http://stackoverflow.com/questions/177189/how-to-implement-a-single-instance-java-application depends on whether the computer has network access. Solution was to open connection with InetAddress.getByAddress new byte..
Map enum in JPA with fixed values? http://stackoverflow.com/questions/2751733/map-enum-in-jpa-with-fixed-values 300 . Th two solutions I found do not seem simple... First Solution A solution proposed here uses @PrePersist and @PostLoad to convert.. right Right.valueOf intValueForAnEnum Second Solution The second solution proposed here proposed a generic conversion..
Howto unescape a Java string literal in Java http://stackoverflow.com/questions/3537706/howto-unescape-a-java-string-literal-in-java reverse solidus overlay 20E5 x set minus 2216 The Solution So this morning I finally got fed up with not being able to..
Generating random numbers in a range with Java http://stackoverflow.com/questions/363681/generating-random-numbers-in-a-range-with-java minimum and maximum are the smallest and biggest numbers . Solution 1 randomNum minimum int Math.random maximum Problem randomNum.. randomNum is assinged values numbers bigger than maximum . Solution 2 Random rn new Random int n maximum minimum 1 int i rn.nextInt..
Access C++ shared library from Java: JNI, JNA, CNI, or SWIG? http://stackoverflow.com/questions/3720563/access-c-shared-library-from-java-jni-jna-cni-or-swig
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 any property that corresponds to Unicode whitespace. The Solution to All Those Problems and More To deal with this and many other..
Spinner onItemSelected() executes when it is not suppose to [duplicate] http://stackoverflow.com/questions/5624825/spinner-onitemselected-executes-when-it-is-not-suppose-to to execute ONLY when a user physically makes a selection. Solution in onCreate count how many Gallery or Spinner widgets you have..
http://stackoverflow.com/questions/99866/biggest-gwt-pitfalls 20 minute compiles but mine are on average about 1 minute. Solution Split your code into seperate modules and tell ant to only build.. like JSPs or Rails pages and hit refresh in your browser. Solution You can give the hosted mode more memory I generally got for.. makes taking a HTML design and turning it into GWT harder Solution Again you get used to this but unfortunately converting a HTML..
JDBC connection pool runs out of connections when Context reload=“true” is enabled in Tomcat http://stackoverflow.com/questions/13595794/jdbc-connection-pool-runs-out-of-connections-when-context-reload-true-is-enabl connection pooling share improve this question THE SOLUTION tl dr In order to solve this issue add an attribute closeMethod..
How to check if a URL exists or returns 404 with Java? http://stackoverflow.com/questions/1378199/how-to-check-if-a-url-exists-or-returns-404-with-java http www.example.com junk Output 200 200 200 404 SOLUTION Add the next line before .connect and the output would be 200..
Using MatrixCursor and SimpleCursorAdapter in a ListView with text and images http://stackoverflow.com/questions/1882156/using-matrixcursor-and-simplecursoradapter-in-a-listview-with-text-and-images NativeStart.main String line not available native method SOLUTION I found the problem and the solution is in my answer below...
Simple conversion between java.util.Date and XMLGregorianCalendar http://stackoverflow.com/questions/3679266/simple-conversion-between-java-util-date-and-xmlgregoriancalendar to make limited changes to the schema XSD file. UPDATE ON SOLUTION The solution proposed by Blaise has allowed me to take XMLGregorianCalendar..
How do I get a list of all HttpSession objects in a web application? http://stackoverflow.com/questions/3771103/how-do-i-get-a-list-of-all-httpsession-objects-in-a-web-application application container and the MyFaces 1.2.x JSF library. SOLUTION I followed an approach similar to what BalusC discussed in these..
access denied (java.net.SocketPermission 127.0.0.1:8080 connect,resolve) http://stackoverflow.com/questions/4135138/access-denied-java-net-socketpermission-127-0-0-18080-connect-resolve 21 everything works perfect. My applet is not signed. SOLUTION It took me ha while to find the cause of the problem. Actually..
Change ListView background - strange behaviour http://stackoverflow.com/questions/4583349/change-listview-background-strange-behaviour the object's reference holder.data getItem position EDIT SOLUTION if getItem position .get_id channelList.get position .get_id.. else view.setBackgroundResource R.drawable.row_blue EDIT SOLUTION call the own implementation bindHolder holder return view I..
How to open the command prompt and insert commands using Java? http://stackoverflow.com/questions/4688123/how-to-open-the-command-prompt-and-insert-commands-using-java which contains its resources. Okay I figured it out. SOLUTION I know that people recommend staying away from rt.exec String..
Configuring Spring Security 3.x to have multiple entry points http://stackoverflow.com/questions/4783063/configuring-spring-security-3-x-to-have-multiple-entry-points but I can't seem to figure it out now. Thank you. UPDATE SOLUTION to @Ritesh's technique Okay I think I have solved the problem..
How to prevent parameter binding from interpreting commas in Spring 3.0.5? http://stackoverflow.com/questions/4998748/how-to-prevent-parameter-binding-from-interpreting-commas-in-spring-3-0-5 do some other tests for you it will be a pleasure. UPDATE SOLUTION With your code I've reproduced the issue you have the tag mvc..
Calling a java method from c++ in Android http://stackoverflow.com/questions/5198105/calling-a-java-method-from-c-in-android a java method from c in Android THE SOLUTION TO THIS PROBLEM IS IN THE BOTTOM OF THE QUESTION Hi. I'm trying.. to me. Any ideas are welcome. P.S. I'm not a c c guy yet SOLUTION So I quite messed it up with c to c conversion basically env..
View file path in a file manager as Android intent http://stackoverflow.com/questions/5537907/view-file-path-in-a-file-manager-as-android-intent filename_editText.setText currFileURI.getPath UPDATE SOLUTION public static boolean isUriAvailable Context context String..
Converting longitude/latitude to X/Y coordinate http://stackoverflow.com/questions/5983099/converting-longitude-latitude-to-x-y-coordinate one generated by Google Maps API above Thanks much. FINAL SOLUTION I finally found the solution thanks to @QuantumMechanic and..
JSF 2 - How can I add an Ajax listener method to composite component interface? http://stackoverflow.com/questions/6453842/jsf-2-how-can-i-add-an-ajax-listener-method-to-composite-component-interface cc.attrs.ajaxRenderTargets How can I do this UPDATED WITH SOLUTION I took the approach suggested by BalusC and it works great...
Dynamically Add Components to a JDialog http://stackoverflow.com/questions/6988317/dynamically-add-components-to-a-jdialog JLabel welkom contentPane.add label BorderLayout.CENTER SOLUTION I used mre's solution and got it to work. Here is my final function..
How do I connect to a Websphere Datasource with a given JNDI name? http://stackoverflow.com/questions/7167212/how-do-i-connect-to-a-websphere-datasource-with-a-given-jndi-name mispelled performance as peformance throughout the app. SOLUTION I was so very close. Here are the missing bits that made it..
Is there a way to refer to the current type with a type variable? http://stackoverflow.com/questions/7354740/is-there-a-way-to-refer-to-the-current-type-with-a-type-variable this is a recipe for a hierarchical fluent builder API . SOLUTION First a base abstract class or interface that lays out the contract..
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