elixir lang

This is a created article in which the information may have evolved or changed. Start to install Golang plug-in, plug-in website address: Https://github.com/go-lang-plugin-org/go-lang-idea-plugin Hint: Idea's plug-in warehouse itself also has go, but the version relative update is slow, bloggers write the article when the go version has been updated to 1.6, and idea itself plugin warehouse Go plugin is

This is a creation in Article, where the information may have evolved or changed. Unzip Tar zxvf go1.2.2.linux-amd64.tar.gz Move (to have root privileges) MV Go/usr/local/go Root permission is required for all of the following 1.Ubuntu 14.04 Install a go Lang (go language) 1.1 Setting System environment variables Vi/etc/profile At the end of the add (press I key to enter the editing state, put the cursor down the last, add the following, and finally p

This is a creation in Article, where the information may have evolved or changed. This article turns from http://studygolang.com/articles/2325 IDEA14 and go1.4 not compatible, has been reported such a mistake argument for @NotNull parameter ' virtualfile ' of com/intellij/openapi/projectroots/impl/ Projectrootcontainerimpl.addroot must not being null Workaround: Google-go-lang-idea-plugin plug-in, although good, but the official version of the compil

ZendStudioforEclipse's java. lang. NullPointerException solution. Of course, this item is very memory-consuming and will not be recommended for configuration. recently, I found that this error occurs when ZendStudioforEclipse is enabled after the PHP project is created. Aninterna is very memory-consuming, and it is not recommended if the configuration is almost complete. Recently, this error occurs when Zend Studio for Eclipse is enabled after the PH

Liteide:http://sourceforge.net/projects/liteide/filesWindows environment download down is a compressed package, unzipHere comes the wind.ConfigurationCatalogue DescriptionE:\go E:\go\go #go. bat file directory, this directory is the go Lang ZIP compressed package after decompression directory, go Environment core directory E:\go\GOPATH #扩展包或下载目录E: \go\dev #开发项目存储目录go environment configuration see http://blog.csdn.net/fenglailea/art

empty string, it is a null object .), The println method of the out object cannot directly operate on the null object. Therefore, the JSP page where code segment 1 is located will throw a "java. lang. NullPointerException" exception.Even if the Object may be empty, some methods of java. lang. Object or Object itself, such as toString () and equals (Object obj), are called.(JSP) Code Segment 2:Str

Java. Lang. illegalargumentexception: Can't find neither a featuretype nor a coverageinfo named... Solution see http://jira.codehaus.org/browse/GEOS-3337 Only on layers we have uploaded ourselves, getfeatureinfoRequest when clicking on a feature yields the following, instead ofTable. Java. Lang. illegalargumentexception: Can't find neither a featuretype nor a coverageinfo namedHttp://www.opengeospatia

Java. Lang. noclassdeffounderror: COM/opensymphony/xwork2/util/textutils This exception occurs when struts 2.1.8 is used with strut2 JSON plug .. Java. Lang. noclassdeffounderror: COM/opensymphony/xwork2/util/textutils The reason is that the JSON plug-in version is not suitable ..Some say that the JSON plug 3.3 is used, and no tests are performed. The above error is also displayed for the 3.4 I used, and

The root cause of this problem is that the default heap size of the JVM virtual machine is 64 MB, which can be achieved by setting the maximum and minimum values. There are several ways to set the heap size. 1. You can add java_opts =-xms64m-xmx512m to change the system environment variable in windows. 2. If Tomcat is used, in windows, add: e: \ Program Files \ apache-Tomcat-6.0.29 \ bin \ Catalina. BAT: Set java_opts =-xms512m-xmx512m The location is added to the row REM guess catali

Java. Lang. classcastexceptionKeyword: classcastexception1. Problem: Java. Lang. classcastexceptionSolution: downward conversion or forced conversion. My problem is that an error is reported when an interface is manually generated for a class. Finally, I use eclipse to automatically generate. 2. Problem: One-to-least problem of hibernteSolution: HBM. xml defines one-to-one. For example, if the table contai

12-19 12:12:42. 701: E/androidruntime (626): Java. lang. runtimeexception: unable to start activity componentinfo {COM. CLM. activity/COM. CLM. activity. registactivity}: Java. lang. nullpointerexception 12-19 12:12:42. 701: E/androidruntime (626 ):At com. CLM. activity. registactivity. oncreate (registactivity. Java: 39) The ID in my layout file is different from the ID obtained in the activity, resu

Caused by: java. lang. ClassNotFoundException: org. apache. poi. ss. formula. udf. UDFFinder, poiformula get Error Caused by: java. lang. ClassNotFoundException: org. apache. poi. ss. formula. udf. UDFFinder I receive this error because of version differences between poi (3.9) and poi-ooxml (3.10. Check your version. It is correct for me

Atitit. Exception in thread "main" java. lang. Error: Unresolved compilation problem:, atitit Atitit. Exception in thread "main" java. lang. Error: Unresolved compilation problem: 1.1. check whether a class file is generated and the size of the class is 1. 1.2. Observe the ide source file. There is a red cross on the left. 1 1.3. Resin and other servers lock the original class file, so that the new class c

Java. lang. UnsatisfiedLinkError: % 1 is not a valid Win32 application ., Not a 32-bit valid application When JNA calls the dll library, the following error occurs: //// // Introduce the DLL library through JNA // /// *** ID_FprCap.dll fingerprint collection, fingerprint device initialization, setting, etc. */public interface ID_FprCap extends StdCallLibrary {ID_Fpr fpr = ID_Fpr.INSTANCE; ID_FprCap fprCap = (ID_FprCap) Native. loadLibrary ("ID_FprCap"

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 [default] in context with path [/msf] threw excep

Java. lang. NoSuchFieldError: RAW_XML_FILE_HEADER, call XWPFTemplate to dynamically merge and generate a new docx document. An error is reported, xwpftemplatedocx When using org. apache. when poi dynamically merges the office file into a new file based on the form content and the last attachment, the local debugging is completely OK, but this error is always reported in the Linux environment. lang. noSuc

Java. lang. SecurityException: Filter of class org. apache. catalina. ssi. SSIFilter is privileged and cannot be loaded by this web application, privileged Error:1 java. lang. securityException: Filter of class org. apache. catalina. ssi. SSIFilter is privileged and cannot be loaded by this web application 2 at org. apache. catalina. core. applicationFilterConfig. getFilter (ApplicationFilterConfig. java: 2

Java. lang. ClassCastException occurs during Spring aop testing. springexception The Code is as follows: public class UserTest { private static UserServiceImpl userService ; @BeforeClass public static void iniUserService(){ ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml") ; userService = (UserServiceImpl) applicationContext.getBean("userService") ; } @Test

Tomcat startup Exception in Struts2: Exception starting filter struts2, a java. lang. ClassNotFoundException, struts2filter When writing a small example of struts2 + hibernate integration, start the Tomcat server and report: Severe: Exception starting filter struts2Java. lang. ClassNotFoundException: org. apache. struts2.dispatcher. ng. filter. StrutsPrepareAndExecuteFilter Tossing for a long time, finally

It is difficult to modify. class. project on the Internet, and sometimes it may not work. The following method is suitable for projects that have referenced jar, but ClassNotFound is used at runtime. Try the following method: Severe: Error Processing ing application listener of class org. springframework. web. context. contextLoaderListenerjava. lang. classNotFoundException: org. springframework. web. context. contextLoaderListenerat org. apache. cat