java Programming Glossary: cause
Why is Java Vector class considered obsolete or deprecated? http://stackoverflow.com/questions/1386275/why-is-java-vector-class-considered-obsolete-or-deprecated else changing the collection at the same time which would cause a ConcurrentModificationException in the iterating thread but..
What is a stack overflow error? http://stackoverflow.com/questions/214741/what-is-a-stack-overflow-error question What is a stack overflow error what causes it and how do real programmers deal with them Thanks a lot.. with the stack a bit like techtonic plates . The common cause for a stack overflow is a bad recursive call. Typically this.. stack overflow is a bad recursive call. Typically this is caused when your recursive functions doesn't have the correct termination..
Maven: add a dependency to a jar by relative path http://stackoverflow.com/questions/2229757/maven-add-a-dependency-to-a-jar-by-relative-path don't work well in many situation e.g. in assembly they cause more troubles than benefits. So instead declare a repository..
Populating child dropdownlists in JSP/Servlet http://stackoverflow.com/questions/2263996/populating-child-dropdownlists-in-jsp-servlet is however that this will submit the entire form and cause a flash of content which may be bad for User Experience. You'll..
getResourceAsStream() vs FileInputStream http://stackoverflow.com/questions/2308188/getresourceasstream-vs-fileinputstream and consorts acts on the local disk file system. The root cause of your problem is that relative paths in java.io are dependent..
How to upload files to server using JSP/Servlet? http://stackoverflow.com/questions/2422468/how-to-upload-files-to-server-using-jsp-servlet the servlet threw an exception without a clear message and cause. Here is the stacktrace SEVERE Servlet.service for servlet UploadServlet.. commons io.jar Your initial attempt failed most likely because you forgot the commons IO. Here's a kickoff example how the..
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 element which you'd like to press programmatically because that's usually been used in the server side to distinguish if.. Content Length contentLength . This may cause OutOfMemoryException s whenever you concurrently send large..
What is a serialVersionUID and why should I use it? http://stackoverflow.com/questions/285793/what-is-a-serialversionuid-and-why-should-i-use-it Please show an example where missing serialVersionUID will cause a problem. java eclipse serialization serialversionuid share..
Setting the default Java character encoding? http://stackoverflow.com/questions/361975/setting-the-default-java-character-encoding UTF 8 And the property gets set but it doesn't seem to cause the final getBytes call below to use UTF8 System.setProperty..
What is a stack trace, and how can I use it to debug my application errors? http://stackoverflow.com/questions/3988788/what-is-a-stack-trace-and-how-can-i-use-it-to-debug-my-application-errors will catch an Exception and re throw it as the cause of another Exception. This typically looks like try .... catch.. by sections. For these you typically want to find the root cause which will be one of the lowest Caused by sections in the stack.. case it's Caused by java.lang.NullPointerException root cause at com.example.myproject.Book.getId Book.java 22 important line..
If profiler is not the answer, what other choices do we have? http://stackoverflow.com/questions/4387895/if-profiler-is-not-the-answer-what-other-choices-do-we-have . Quoting the conclusion Our results are disturbing because they indicate that proï¬ler incorrectness is pervasive ”occurring.. produce incorrect proï¬les. Incorrect proï¬les can easily cause a performance analyst to spend time optimizing cold methods.. found in the ones they evaluated. Mistakes are common because of some persistent myths about performance profiling . But let's..
In Java, what is the best way to determine the size of an object? http://stackoverflow.com/questions/52353/in-java-what-is-the-best-way-to-determine-the-size-of-an-object make sure that I don't read in too many rows of data and cause OutOfMemory Exceptions. Each row translates into an object...
Causes of 'java.lang.NoSuchMethodError: main Exception in thread “main”' http://stackoverflow.com/questions/5407250/causes-of-java-lang-nosuchmethoderror-main-exception-in-thread-main main Exception in thread main What does this mean what can cause it and what should one do to fix it java main nosuchmethoderror..
Array or List in Java. Which is faster? http://stackoverflow.com/questions/716597/array-or-list-in-java-which-is-faster would the use of an array to store thousands of strings cause problems Answer The common consensus is that the performance..
Efficiency of Java “Double Brace Initialization”? http://stackoverflow.com/questions/924285/efficiency-of-java-double-brace-initialization code should run quickly. The extra .class files do cause jar file clutter and slow program startup slightly thanks to..
What's Alternative to Singleton http://stackoverflow.com/questions/1300655/whats-alternative-to-singleton to avoid singletons Singletons are Pathological Liars Root Cause of Singletons Where have all the Singletons Gone The last article..
How to execute .sql script file using JDBC [duplicate] http://stackoverflow.com/questions/1497569/how-to-execute-sql-script-file-using-jdbc e throw new RuntimeException Error running script. Cause e e Runs an SQL script read in using the Reader parameter..
JDBC MySql Connection Pooling practices http://stackoverflow.com/questions/2313197/jdbc-mysql-connection-pooling-practices allocating connection Error in allocating a connection. Cause In use connections equal max pool size and expired max wait.. java.sql.SQLException Error in allocating a connection. Cause In use connections equal max pool size and expired max wait..
Troubleshooting “failed to create task or type foreach” when using <foreach> http://stackoverflow.com/questions/2608935/troubleshooting-failed-to-create-task-or-type-foreach-when-using-foreach the message Problem failed to create task or type foreach Cause The name is undefined. I don't understand why this doesn't work...
Working with Php-Java Bridge http://stackoverflow.com/questions/5389689/working-with-php-java-bridge CreateInstance failed new e24PaymentPipe. Cause java.lang.ClassNotFoundException e24PaymentPipe VM 1.6.0_22@http..
capture live video from webcam using java [closed] http://stackoverflow.com/questions/5504191/capture-live-video-from-webcam-using-java javax.media.datasink.EndOfStreamEvent endOfStream true Cause the current thread to sleep if the data stream is still available...
force or generate jvm core dump [duplicate] http://stackoverflow.com/questions/5576672/force-or-generate-jvm-core-dump applies to IBM Java SDK 1.5.0 and IBM Java SDK 1.6.0 Cause When customer applications experience hang or poor performance..
Error while running Java service wrapper for JBoss AS 7 http://stackoverflow.com/questions/9667224/error-while-running-java-service-wrapper-for-jboss-as-7 Loading native library failed wrapper windows x86 32.dll Cause java.lang.UnsatisfiedLinkError no wrapper windows x86 32 in.. 619 rt.jar 1.6.0_17 INFO jvm 1 2012 03 13 11 07 54 Caused by java.lang.UnsatisfiedLinkError oracle.jdbc.driver.T2CConnection.getLibraryVersionNumber.. 619 rt.jar 1.6.0_17 INFO jvm 1 2012 03 14 10 51 38 Caused by java.sql.SQLException Internal Error Fetch error message..
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