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export JAVA_HOME = /usr/usr/java/jdk1.6.0_10 --jdk°²×°Ä¿Â¼
export CALSSPATH = $JAVA_HOME/lib/*.* --jar°üËùÔÚĿ¼
export PATH = $PATH:$JAVA_HOME/bin --binĿ¼
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java
Usage: java [-options] class [args...]
(to execute a class)
or java [-options] -jar jarfile [args...]
(to execute a jar file)
where options include:
-d32 use a 32-bit data model if available
(´Ë´¦Ê¡ÂÔһЩÄÚÈÝ)
load Java programming language agent, see java.lang.instrument
-splash:<imagepath>
show splash screen with specified image
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javac
Usage: javac <options> <source files>
where possible options include:
-g Generate all debugging info
-g:none Generate no debugging info
-g:{lines,vars,source} Generate only some debugging info
-nowarn &n
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#include <regex.h>
int main(int argc, char** argv)
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regex_t reg;
regmatch_t pm[10];
char *pattern;
char buf[50];
const size_t nmatch = 10;
pattern = argv[1];
int result = regcomp(®, pattern, REG_EXTENDED);
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