In theVariable Namefield, enterJAVA_HOME. In theVariable Valuefield, enter the path to our JDK installation directory (e.g., C:\Program Files\Java\jdk1.x.x_xx). In theSystem Propertieswindow, select thePathvari
Remember that JAVA_HOME points to the root folder into which the JDK was installed. Do not point JAVA_HOME to the\bindirectory of the install. The PATH variable points to\bin, while JAVA_HOME points to the root folder into which the JDK was installed. How to set JAVA_HOME at the comm...
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echo Error: JAVA_HOME is not set. goto :eof ) if not exist %JAVA_HOME%\bin\java.exe ( echo Error: JAVA_HOME is incorrectly set. goto :eof ) set JAVA=%JAVA_HOME%\bin\java 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. ...
若是没有成功看看是不是Java的jdk没装 可能出现的是这个问题:Error: JAVA_HOME not found in your environment. Please set the JAVA_HOME variable in your environment to match the location of your Java installation. 输入javac检查一下 如果不是这个说明java没装,需要先装java包 ...
In the System Properties window, click on the Environment Variables button. In the Environment Variables window, click New under the System variables section. Enter JAVA_HOME as the variable name and the JDK installation path as the variable value. Click OK to save...
java.util Interface Set<E> Type Parameters: E- the type of elements maintained by this set All Superinterfaces: Collection<E>,Iterable<E> All Known Subinterfaces: NavigableSet<E>,SortedSet<E> All Known Implementing Classes: AbstractSet,ConcurrentHashMap.KeySetView,ConcurrentSkipListSet,CopyOnWriteArra...
In the“Environment Variables”window, in the“System Variables”section, click on the“New”button In the “New System Variable” window, enter the following values Variable Name:JAVA_HOMEVariable Value:C:\ProgramFiles\Java\jdk-15(JavaInstallationfolderlocation) ...
import java.util.HashSet; public class RunoobTest { public static void main(String[] args) { HashSet<String> sites = new HashSet<String>(); sites.add("Google"); sites.add("Runoob"); sites.add("Taobao"); sites.add("Zhihu"); sites.add("Runoob"); // 重复的元素不会被添加 sites....
在zkservice启动的时候,会找%JAVA_HOME%\bin\java.jar 进行java基础环境的启动。所以,如果没有配置的话,就要配置: 如何配置:区分两种系统(自行百度吧) Linux: vim /etc/profile 文件修改后,检查是否完成 java -version window:变量添加后,检查是否完成 java -version ...