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Today , i take the first lesson of java ,let me sum up the details:
firstly,about jdk and jre.jdk stands for java development kit,while jre represent java Runtime Environment. jdk is the key of Java. And,jvm(java virtual machine) is the key of jre.
then ,about the platform independence of java.Dur ......
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void getrand(int *a, int m)
{
int i;
srand(time(NULL));
for (i=0; i<m; i++)
{
a = rand()-rand();
}
}
int main(int argc, char* argv[])
{
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1.[http://www.javaalmanac.com] – Java¿ª·¢ÕßÄê¼øÒ»ÊéµÄÔÚÏß°æ±¾. ÒªÏë¿ìËٲ鵽ijÖÖJava¼¼ÇɵÄÓ÷¨¼°Ê¾Àý´úÂë, ÕâÊÇÒ»¸ö²»´íµÄÈ¥´¦.
2.[http://www.onjava.com] – O’ReillyµÄJavaÍøÕ¾. ÿÖܶ¼ÓÐÐÂÎÄÕÂ.
3.[http://java.sun.com] – ¹Ù·½µÄJava¿ª·¢ÕßÍøÕ¾ &ndash ......