我下载了这个并安装了它。
但是当我转到命令提示符检查版本时,它显示无法识别。
有没有人在使用最新的Java时遇到了这个问题?
我可能没有安装正确的版本。我需要与一起工作的java
C:\>java
'java' is not recognized as an internal or external command,
operable program or batch file.
C:\>java -version
'java' is not recognized as an internal or external command,
operab
如何增加蚂蚁的体形?我在ANT_OPTS中给出了
-Xms768m -Xmx1024m -XX:PermSize=128m -XX:MaxPermSize=128m
问题1)在系统环境中指定了上述设置之后,我仍然在摆脱junit中蚂蚁目标的记忆错误。
Caught an exception while logging the end of the build. Exception was:
java.lang.OutOfMemoryError: PermGen space
2)当我输入命令promt以查看ant_opts的路径时,回显%ant_opts%只显示
-Xmx512m
其他
我在学习拉勒维尔的教程。我以前从没用过。教程说我应该用vim database/database.sql创建一个文件,但是当我这样做的时候,我得到了错误:
vim : The term 'vim' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is correct and try again.
我试着在三星Chromebook Series3上安装Android Studio,但我坚持使用Java。任何帮助都将不胜感激。
Downloaded and extracted Android Studio
Downloaded and extracted Java 1.7.0_21 JDK ARM
Completed the below commands except the javaws commands as they error-ed out doesn't exist
tar xzvf ~/Downloads/jdk-7u21-linux-arm.tar.gz sudo
我在命令行中使用它来设置为java编译器创建一个环境变量:
set path=C:\Program Files (x86)\Java\jdk1.8.0_05\bin
在命令行中输入javac,它就能正常工作。我从命令行退出,回来后,不再将javac识别为命令。我怎样才能使它成为永久的?
在它工作的时候,我把编译器和一个hello world程序链接起来:
public class HelloWorld {
public static void main(String[] args) {
System.out.println("Hello, World"
我正在cronjob上运行以下脚本...
cd /etc/parselog/
php run_all.php >/dev/null
我得到了以下错误:
[05-May-2009 20:30:12] PHP Warning: PHP Startup: Unable to load dynamic library './pdo.so' - ./pdo.so: cannot open shared object file: No such file or directory in Unknown on line 0
[05-May-2009 20:30:12] PHP War