java servlet ÂÒÂë
javaдÎļþÂÒÂë
StringBuffer sb = new StringBuffer();
sb.append("<table border=\"0\" width=\"100%\" cellpadding=\"0\" cellspacing=\"1\" bgcolor=\"b5d6e6\"");
sb.append("<tr>");
sb.append("<td bgcolor=\"#FFFFFE\" height=\"42\" colspan=\""+ (jsd.size()+1) +"\" align=\"center\"><b>" + dataSet.getTitle() + "</b></td>");
sb.append("</tr>");
sb.append("</tr>");
sb.append("</table>");
return sb.toString();
½â¾ö·½·¨
ʹÓÃ
public static String ISOToInnerCode(String str) {
if (str == null)
return null;
try {
str = (new String(str.getBytes("ISO-8859-1"), "UTF-8")).trim();
} catch (Exception ex) {
}
return str;
}
ÈôÊÇÔÚservletÖÐÔòʹÓÃ
request.setCharacterEncoding("UTF-8");
response.setContentType("text/html;charset=utf-8");
PrintWrite out=response.getWrite();
Èç¹ûÊÇ
OutputStream out = response.getOutputStream();
Êä³öʱÓÃout.write(Content.getBytes("utf-8"));¼´Ôö¼ÓÒ»ÖÖ±àÂë utf-8Ò²¿É¸Ä³ÉÆäËû±àÂëgbk,gb2312µÈ ÒÀ×Ô¼ºÇé¿ö¶ø¶¨
Èç¹û½ÓÊÜ´«²ÎÊýʱÂÒÂë Ö»Ðè°Ñ response.setContentType("text/html;charset=utf-8");
¸Ä³Éresponse.setCharacterEncoding("UTF-8");
Ïà¹ØÎĵµ£º
¡¡1¡¢FACTORY—×·MMÉÙ²»ÁËÇë³Ô·¹ÁË£¬Âóµ±À͵靈áºÍ¿ÏµÂ»ùµÄ¼¦³á¶¼ÊÇMM°®³ÔµÄ¶«Î÷£¬ËäÈ»¿ÚζÓÐËù²»Í¬£¬µ«²»¹ÜÄã´øMMÈ¥Âóµ±ÀÍ»ò¿ÏµÂ»ù£¬Ö»¹ÜÏò·þÎñԱ˵“À´Ëĸö¼¦³á”¾ÍÐÐÁË¡£Âóµ±ÀͺͿϵ»ù¾ÍÊÇÉú²ú¼¦³áµÄFactory
¡¡¡¡¹¤³§Ä£Ê½£º¿Í»§ÀàºÍ¹¤³§Àà·Ö¿ª¡£Ïû·ÑÕßÈκÎʱºòÐèҪijÖÖ²úÆ·£¬Ö»ÐèÏò¹¤³§ÇëÇó¼´¿É¡£Ïû· ......
javaÖÐɾ³ýĿ¼ÊÂÏÈҪɾ³ýĿ¼ÏµÄÎļþ»ò×ÓĿ¼¡£Óõݹé¾Í¿ÉÒÔʵÏÖ¡£
public void del(String filepath) throws IOException{
File f = new File(filepath);//¶¨ÒåÎļþ·¾¶
if(f.exists() && f.isDirectory()){//ÅжÏÊÇÎļþ»¹ÊÇĿ¼
if( ......
ÏàÐÅ´ó¼Ò¶¼ÓÃjavadocµÄÃüÁîÉú³É¹ýapi help °É£¿µ«Êǰü×¢ÊÍÔõôÀ´µÄÄØ£¿½ñÌìѧϰԴ´úÂëµÄʱºò·¢ÏÖÁËÕâ¸ö°ü×¢Ê͵ÄÀ´Ô´¡£
±ÈÈ磺org.apache.james.utilÕâ¸öµÄ°ü×¢ÊÍ¡£ÔÚÕâ¸ö°üϱßÓÐÒ»¸öpackage.htmlµÄÎļþ¡£
<body>
<p>A variety of utility classes used inside James.</p>
</body>
ÕâÑùÔÙÓ ......
JAVA±ÊÊÔÌ⾫»ª°æ1.0
public class Test2
{
public static void main(String[] args)
{
Float a = new Float(3.4);
&n ......
ºÜ¾µäµÄ¶«Î÷,±»×ªµÄµ½´¦¶¼ÊÇ, ÏÈдÔÎÄ:
µÚÒ»£¬Ì¸Ì¸final, finally, finalizeµÄÇø±ð¡£
¡¡final ÓÃÓÚÉùÃ÷ÊôÐÔ£¬·½·¨ºÍÀ࣬·Ö±ð±íʾÊôÐÔ²»¿É±ä£¬·½·¨²»¿É¸²¸Ç£¬À಻¿É¼Ì³Ð¡£finallyÊÇÒì³£´¦ÀíÓï¾ä½á¹¹µÄÒ»²¿·Ö£¬±íʾ×ÜÊÇÖ´ÐС£finalizeÊÇ ObjectÀàµÄÒ»¸ö·½·¨£¬ÔÚÀ¬»øÊÕ¼¯Æ÷Ö´ÐеÄʱºò»áµ÷Óñ»»ØÊÕ¶ÔÏóµÄ´Ë·½·¨£¬¿ÉÒÔ¸²¸Ç ......