mysqlÎÊÌ⣡ - Java / Java SE
String sqlCount="select count(*) from usertable where username='"+
userName+"'";Õâ¾ä»° ʲôÒâ˼°¡£¡
Õâ¾ä»°Êä³ö³öÀ´¾ÍÊÇ
select count(*) from usertable where username='ÄãµÄ±äÁ¿';
Ò»¾äsqlµÄ²éѯÓï¾ä£¬ÓÃÀ´Ö´Ðеġ£
´ÓusertableÕâÕűíÖвéѯusername£¨×Ö¶ÎÃû£©ÊÇuserName£¨±äÁ¿£©µÄ¼Ç¼µÄÊýÄ¿
Ïà¹ØÎÊ´ð£º
ÈçÌ⣬C/C++ÖеÄexeclÔõôµ÷ÓÃдºÃµÄjava³ÌÐò£¬
execl("/opt/java1.5/bin/java","MyClass",NULL);
ÕâÑùµÄ²»ÐÐŶ¡£
²»»á.
ÔËÐÐjava³ÌÐò
ÕÒ¹¤¾ß²é¿´Ò»ÏÂÄǸö³ÌÐòµÄÃüÁîÐÐ
ËÑË÷Ï£ºjni ......
ÎÒÒѾ°´Õս̳ÌÉÏÅäÖÃtomcatµÄserver.xml
<Context path = "/POS" docBase = "POS" debug = "5" reloadable = "true" crossContext = "true" workDir = &quo ......
JSPÒ³ÃæÖÐÓжà¸öradio°´Å¥
JSPÒ³Ã潫²ÎÊýPOST¸øservlet
ÒªÇóÈçÏÂ;
1.Ñ¡ÔñÒ»¸öradio£¬µ÷ÓÃservlet servletÖиù¾Ý²ÎÊýµ÷ÓÃÆäËû½Ó¿Ú£¬³ý·ÇÑ¡ÖиÃradio²¢µã»÷JSPÖеÄʵР......
ÒªÇó£º
1¡¢¾ßÓÐ2ÄêÒÔÉϵÄjava¿ª·¢¹¤×÷¾Ñ飬¾«Í¨java£»
2¡¢ÊìϤEclipse¿ª·¢¹¤¾ß£¬ÊìϤWEB¿ª·¢£¬¾ßÓÐÁ½ÄêÒÔÉÏJava¿ª·¢¾Ñ飬ÕÆÎÕÃæÏò¶ÔÏóµÄÈí¼þÉè¼Æ·½·¨£¬
ÓÐSpring¡¢HibernateÒÔ¼° ......