After debugging for almost one day, I am tossing and killing me for a bug.
The reason for the bug is that Code When not careful, will: Written: Obviously, A function starts to call itself recursively without limit.In a short time, the stack of the thread where the function is located will be full, so stackoverflowerror will be thrown.Once java. Lang. stackoverflowerr
Regular can be regarded as a DSL, but it is very widely used, it can easily solve many scenarios of string matching, filtering problems. At the same time, there is an old saying:"If you have a problem with regular expressions, then you have two problems now. ”
Some people, when confronted with a problem, think "I know, I'll use regular expressions." Now they has a problems.
Today we're going to talk about the problem of the Java regular
Today, I am running the normal Play framwork 2.0 project on the server, the following error occurs [plain] [info] Compiling 25 Scala sources and 1 Java source to/home/admin/git/project/target/scala-2.9.1/classes... [error] {file:/home/admin/git/project/} project/compile: java. lang. stackOverflowError [error] Total time: 19 s, completed 15:35:14 google, mostly be
Struts2 java. lang. StackOverflowError org. apache. struts2.json. JSONWriter, struts2printwriter
1. Problem description:
The page accesses action asynchronously. The action method encapsulates data through map. The struts result type is set to json, and an error is reported in the background.
June 25 6:54:33 org. apache. catalina. core. standardWrapperValve invokeSEVERE: Servlet. service () for servlet [def
1, StackOverflow:Whenever a Java program launches a new thread, the Java virtual Opportunity allocates a stack for him, and the Java stack keeps the thread running in frames, and when the thread calls a method, the JVM presses a new stack frame into the thread's stack, and the stack frame exists as long as the method does not return.If a method has too many neste
://www.slf4j.org/codes.html#multiple_bindings for an explanation.6 slf4j:detected both Log4j-over-slf4j.jar and bound Slf4j-log4j12.jar on the class path, preempting stackoverflowerror . 7 Slf4j:see also http://www.slf4j.org/codes.html#log4jDelegationLoop for more details.8 08-nov-2017 11:32:11.129 SEVERE [localhost-startstop-1] Org.apache.catalina.core.ContainerBase.addChildInternal ContainerBase.addChild:start:9 org.apache.catalina.LifecycleExceptio
Actually. I made a mistake when calling a function at the DaO layer. I called myself.
A java. Lang. stackoverflowerror error occurs in the recently executed project. After a long time, I also asked experts and checked information. Finally, the problem is solved! Special record!
Stackoverflowerror is because the current thread's stack is fullWhich is caused by
Environment:Myeclipse8.5Tomcat6.0Svn1.6Error:In the myeclipse environment, the following error occurs after the project is exported using SVN:
Background indexer crash recoveryJava. Lang. stackoverflowerror
Error cause:
The JRE package of the project is not properly imported, so eclipse cannot compile the project normally.
Solution:
After exporting the project, right-click the project and choose build path> Configure build path> libraries> De
The ant extension task throws the stackoverflowerror exception. When the inherited task performs the extension task, it uses the LOG method in the project instance of the parent class. At the same time, it uses other output stream instances to output information to the command line, in this case, stackoverflowerror occurs.
Java. Lang.
Slf4j:detected both Log4j-over-slf4j.jar and slf4j-Log4j12.jar on the class path, preempting stackoverflowerror. Slf4j:see also http://Www.slf4j.org/codes.html#log4jDelegationLoop for more details.ExceptioninchThread"Main"Java.lang.ExceptionInInitializerError at Org.apache.log4j.LogManager.getLogger (Logmanager.java: -) at Org.slf4j.impl.Log4jLoggerFactory.getLogger (Log4jloggerfactory.java: the) at Org.slf4j.LoggerFactory.getLogger (Loggerfactory.jav
caused by:java.lang.IllegalStateException:Detected both Log4j-over-slf4j.jar and Slf4j-log4j12.jar on the class path, PR Eempting StackoverflowerrorSlf4j:detected both Log4j-over-slf4j.jar and Slf4j-log4j12.jar on the class path, preempting stackoverflowerror.Slf4j:see also http://www.slf4j.org/codes.html#log4jDelegationLoop for more details.Exception in thread "main" Java.lang.ExceptionInInitializerErrorAt Org.apache.log4j.LogManager.getLogger (logmanager.java:44)At Org.slf4j.impl.Log4jLoggerFa
Kettle has been used for data statistics recently. The solution to the problem mentioned in the title is also simple, but it should be explained.Although both of them are memory overflow, they are differentiated. outofmemoryerror indicates heap overflow, and stackoverflowerror indicates stack overflow. Generally, there are many cases of the former and fewer cases of the latter, unless you use a deep loop. Generally, the default value of stack is kb to
The error stackoverflowerror was detected on HTC's mobile phone. After a long time, I finally found the cause: the listview Nesting is too deep.
MyProgramIs nested like this: activitygroup ---> activity -----> linearlayout ----> relativelayout -----> listview ----> linearlayout ----> textview
Solution:
Change to: activitygroup ---> activity -----> linearlayout ----> relativelayout -----> listview ----> textview
Or: activitygroup ---> activity -
LOG-induced Stackoverflowerror
Slf4j:class path contains multiple slf4j bindings.Slf4j:found Binding in [Jar:file:/logging/hcreport-datainf-i18n/lib/slf4j-log4j12-1.7.8.jar!/org/slf4j/impl/staticloggerbinder.class]Slf4j:found Binding in [JAR:FILE:/LOGGING/HCREPORT-DATAINF-I18N/LIB/LOGBACK-CLASSIC-1.1.7.JAr!/org/slf4j/impl/staticloggerbinder.class]Slf4j:see http://www.slf4j.org/codes.html#multiple_bindings for an explanation.Slf4j:actual binding is of
Java tutorial translation Sequence Java Introduction Build a JSE development environment-install JDK and eclipse Language basics Java Hello World Program Analysis Variable Java Variables Java Native type Conversion of Java
: Java heap space
at com.jvm.exception.HeapSpaceException.main(HeapSpaceException.java:13)
In the memory, the system first prompts an OutOfMemoryError to upgrade the Java heap space.
Generally, Memory analysis tools such as Eclipse Memory Analyzer can be used for analysis.
If the memory leaks, view the reference chain of the leaked object to GC Roots to determine the memory leak location.
If the memory
changed to an active stack frame, and the return value of the previous stack frame is changed to an operand of the operation stack of this stack frame.
Because Java stacks correspond to threads, Java stack data is not shared by threads, so there is no need to worry about data consistency or synchronization lock issues.
In the Java Virtual Machine specification,
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