Java is one of the most popular programming languages in the world, used for building different types of cross-platform applications. This article explains how to check what version of Java is installed on your Linux system using the command line. This can be useful when installing applications ...
Check Java version on Windows. How to Check Java Version on Linux There are several ways to check theJavaversion on Linux. The following text presents three different methods. Method 1: java -version Command To check the Java version on Linux, run the following: java -versionCopy The output...
To check the Java version on Mac, run the command mentioned below: /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/bin/java-version Output shows Java version 1.8.0_351 is installed on the Mac. How to Check JDK Version on Mac To check the JDK (Java Development Kit) versi...
查一下原因,发现为java与javac版本不一致而造成的。 java -version和javac - version一下,果真如此 两个版本不一致 解决: 1、查询Linux系统内有多少java版本 rpm -qa |grep java 2.然后一个个删除干净 rpm -e --nodeps java-1.8.0-openjdk-headless-1.8.0.181-3.b13.el7_5.x86_64 ...
How to check Java Version on Mac We have to follow the below-listed steps to check which version of java is running on our Mac operating system: First Step The very first thing that we need to do is we have to click on theApple icon. Consequently, a drop-down menu will appear, and...
setsessionId加入组网和on启动监听前后设置的区别 @ohos.data.preferences在App退出重启后,持久化数据丢失 非UI页面使用用户首选项时如何获取context 如何实现同步方式调用数据库接口? 首选项错误码:code:"401” err: Error: Parameter error. The type of 'value' must be ValueType. 如何排查问题 如何查看...
Next, let’s see how to get the JDK provider information quickly in the Linux command line. 3. Standard Output and Standard Error As soon as we see the two outputs of “java -version“, an idea may come up already:grep“OpenJDK” in the output ofjava -version. ...
Theinxicommand lists information about the Linux system, such as the following: CPU make and model. CPU speed, min and max. Kernel version. Uptime. Memory. Storage. Number of running processes. Shell. Theinxiversion. Get even more details about the system, such as motherboard Unified Extensib...
First check the current version of JDK on my CentOS system: herong$ java -version java version "1.7.0_161" OpenJDK Runtime Environment (rhel-2.6.12.0.el6_9-i386 u161-b00) OpenJDK Server VM (build 24.161-b00, mixed mode) herong$ javac -version -bash: javac: command not found ...
java -version If it works, you'll see which version of Java is installed along with some other details that may or may not be useful. If the command isn't recognized, then Java isn't on your system. Installing Java is simple. First you'll want to update your package and repository ...