java²»ÓÃjni£¬Ò²¿ÉÒÔ»ñµÃµ±Ç°ÏµÍ³ÐÔÄÜÐÅÏ¢
×î½ü×ö¸öÏîÄ¿£¬¾ÍÊÇҪȡµÃcpuÕ¼ÓÐÂʵȵȵÄϵͳÐÅÏ¢£¬Ò»¿ªÊ¼ÒÔΪҪÓö¯Ì¬Á´½Ó¿âÁË£¬µ«ºóÀ´·¢ÏÖ¿ÉÒÔÏñÏÂÃæÕâÑù×ö£¬²»È¥µ÷ÓÃjni£¬ÕâÑùʡȥÁ˺ܶ࿴м¼ÊõµÄʱ¼äo(∩_∩)o...
ÔÚJavaÖУ¬¿ÉÒÔ»ñµÃ×ܵÄÎïÀíÄڴ桢ʣÓàµÄÎïÀíÄÚ´æ¡¢ÒÑʹÓõÄÎïÀíÄÚ´æµÈÐÅÏ¢£¬ÏÂÃæÀý×Ó¿ÉÒÔÈ¡µÃÕâЩÐÅÏ¢£¬²¢ÇÒ»ñµÃÔÚWindowsϵÄÄÚ´æÊ¹ÓÃÂÊ¡£
Ê×Ïȱàдһ¸öMonitorInfoBeanÀ࣬ÓÃÀ´×°ÔØ¼à¿ØµÄһЩÐÅÏ¢£¬°üÀ¨ÎïÀíÄڴ桢ʣÓàµÄÎïÀíÄÚ´æ¡¢ÒÑʹÓõÄÎïÀíÄÚ´æ¡¢ÄÚ´æÊ¹ÓÃÂʵÈ×ֶΣ¬¸ÃÀàµÄ´úÂëÈçÏ£º
Java´úÂë
package com.amgkaka.performance;
/** */ /**
* ¼àÊÓÐÅÏ¢µÄJavaBeanÀà.
* @author amg
* @version 1.0
* Creation date: 2008-4-25 - ÉÏÎç10:37:00
*/
public class MonitorInfoBean {
/** */ /** ¿ÉʹÓÃÄÚ´æ. */
private long totalMemory;
/** */ /** Ê£ÓàÄÚ´æ. */
private long freeMemory;
/** */ /** ×î´ó¿ÉʹÓÃÄÚ´æ. */
private long maxMemory;
/** */ /** ²Ù×÷ϵͳ. */
private String osName;
/** */ /** ×ܵÄÎïÀíÄÚ´æ. */
private long totalMemorySize;
/** */ /** Ê£ÓàµÄÎïÀíÄÚ´æ. */
private long freePhysicalMemorySize;
/** */ /** ÒÑʹÓõÄÎïÀíÄÚ´æ. */&nb
Ïà¹ØÎĵµ£º
·¢²¼JavaÓ¦ÓóÌÐòʱÄã»á¸Ðµ½À§ÄÑ£¿ºÃÔÚJavaÌṩÁËһϵÁдò°üºÍ·¢²¼¹¤¾ß£¬¿ÉÒÔÏÔÖøµÄ¼ò»¯·¢²¼¹ý³Ì¸ÃÎÄÕÂÌṩÁË´ò°üJava
codeµÄ¼¸ÖÖ·½·¨£¬ÎÒÃǽ«»á̽ÌÖJava manifest
Îļþ£¬¸ø³öÓÃÓÚ¹ÜÀíJARÎļþËùÒÀÀµÎļþ¡¢¹À¼Æ¿çƽ̨·¢²¼ËùÐèµÄCLasspathµÄºÏÊÊ·½·¨.ÎÒÒ²»á½âÊÍÈçºÎʹÓÃmanifest°ü°æ±¾ÌØÐÔÀ´È·ÈϰüµÄ
¼æÈÝÐÔ...
ʲ ......
½Ó¿ÚÀࣺ
package JFFileEncrypt;
import java.security.Key;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import javax.crypto.KeyGenerator;
import javax.crypto.spec.SecretKeySpec;
/**
* ¹¦ÄÜ£º¶ÔÎļþ¼ÓÃܽâÃܲÙ×÷
* @author jiangfeng
*
&nbs ......
-
Êý¾Ý¿â²¿·Ö:
1.¾ÙÀý˵Ã÷Dynamic SQLµÄÔÀí¼°Ó¦Óã¿
2.¾ÙÀý˵Ã÷Êý¾Ý¿âË÷ÒýµÄÓÅȱµã£¿
3.Èç¹ûÓÉÄãÀ´Éè¼ÆÊý¾ÝµÄrollback,ÄãµÄ˼·ºÍ·½°¸£¿
4.¼ÙÉèÓÐÒ»¸ötable£¬ÃûΪpages£¬ÓÐËĸö×Ö¶Î,id ,url,title,body¡£ÀïÃæ´¢Á˺ܶàÍøÒ³£¬ÍøÒ³µÄurlµØÖ·£¬titleºÍÍøÒ³ÄÚÈÝ£¬ÓÃÒ»¸ö
sql²éѯ½«urlÆ¥ÅäµÄÅÅÔÚ×îÇ°Ãæ£¬titleÆ¥ÅäµÄ ......
-
JavaÊÇÓÉSun Microsystems¹«Ë¾ÓÚ1995Äê5ÔÂÍÆ³öµÄJava³ÌÐòÉè¼ÆÓïÑÔ£¨ÒÔϼò³ÆJavaÓïÑÔ£©ºÍJavaƽ̨µÄ×ܳơ£ÓÃJavaʵÏÖµÄHotJavaä¯ÀÀÆ÷£¨Ö§³ÖJava applet£©ÏÔʾÁËJavaµÄ÷ÈÁ¦£º¿çƽ̨¡¢¶¯Ì¬µÄWeb¡¢Internet¼ÆËã¡£´Ó´Ë£¬Java±»¹ã·º½ÓÊܲ¢Íƶ¯ÁËWebµÄѸËÙ·¢Õ¹£¬³£ÓõÄä¯ÀÀÆ÷ÏÖÔÚ¾ùÖ§³ÖJava applet¡£ÁíÒ»·½Ã棬Java¼¼ÊõÒ ......