Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

C#Çå³ýÒ³Ãæ»º´æ

C#Çå³ýÒ³Ãæ»º´æ
    private void SetPageNoCache()
        {
            Response.Buffer = true;
            Response.ExpiresAbsolute = System.DateTime.Now.AddSeconds(-1);
            Response.Expires = 0;
            Response.CacheControl = "no-cache";
            Response.AddHeader("Pragma", "No-Cache");
        }
    (1)   Response.Buffer = true;
            Response.ExpiresAbsolute = System.DateTime.Now.AddSeconds(-1);
            Response.Expires = 0;
            Response.CacheControl = "no-cache";
            Response.AddHeader("Pragma", "No-Cache");
    (2) HTML·½·¨
        <meta http-equiv="Pragma" content="no-cache">
<meta http-equiv="Cache-Control" content="no-cache">
<meta http-equiv="Expires" content="0">
    (3) ÖØÐµ÷ÓÃÔ­Ò³ÃæµÄʱºòÔÚ¸øÒ³Ãæ´«Ò»¸ö²ÎÊý:    href="****.aspx?random()"


Ïà¹ØÎĵµ£º

C#ÖÐString.EmptyÓë""

    ÕâÁ½¸öÔÚÒ»°ãÇé¿öÏÂÊÇÏàµÈµÄ£¬µ«ÊÇϵͳ´¦Àí»úÖÆÉÏÈ´ÓÐËù²»Í¬¡£
    ""»áÔÚÄÚ´æÀï»®Ò»¿é³¤¶ÈΪ0µÄ´æ´¢¿Õ¼ä£¬¶øString.EmptyÄÚ´æ²¢²»ÎªËü·ÖÅä¿Õ¼ä£¬ËùÒÔÎÞÂÛÐÔÄÜ»¹ÊÇËÙ¶ÈÉÏString.Empty¶¼ÓÅÓÚ""¡£
    Ôø¾­¿´¹ýһƪÅжÏ×Ö·û´®¿ÕÖµµÄÐÔÄÜÎÄÕ£¬ÀÏÍâдµÄ¹úÈË·­Ò룬ÎÄÕ´óÒâ ......

c# enmu ö¾ÙС½á(1)

 
ö¾Ù
¡¡¡¡Ã¶¾ÙÀàÐÍÉùÃ÷Ϊһ×éÏà¹ØµÄ·ûºÅ³£Êý¶¨ÒåÁËÒ»¸öÀàÐÍÃû³Æ¡£Ã¶¾ÙÓÃÓÚ“¶àÏîÑ¡Ôñ”³¡ºÏ£¬¾ÍÊdzÌÐòÔËÐÐʱ´Ó±àÒëʱÒѾ­É趨µÄ¹Ì¶¨ÊýÄ¿µÄ“Ñ¡Ôñ”ÖÐ×ö³ö¾ö¶¨¡£
¡¡¡¡Ã¶¾ÙÀàÐÍ£¨Ò²³ÆÎªÃ¶¾Ù£©Îª¶¨ÒåÒ»×é¿ÉÒÔ¸³¸ø±äÁ¿µÄÃüÃûÕûÊý³£Á¿ÌṩÁËÒ»ÖÖÓÐЧµÄ·½·¨¡£ÀýÈ磬¼ÙÉèÄú±ØÐ붨ÒåÒ»¸ö±äÁ¿£¬¸Ã±äÁ¿ ......

c# enmu ö¾ÙС½á(2)×Ô¼ºµÄ

ͨ¹ý·´É䣬µÃµ½Õë¶Ôijһö¾ÙÀàÐ͵ÄÃèÊö¡£
ö¾ÙµÄ¶¨ÒåÖмÓÈëÃèÊö
  using System;
using System.Collections;
namespace Ahnlab.ApplicationServices
{
public sealed partial class SysEnums
{


#region ϵͳ¹ÜÀíÄ£¿éµÄö¾ÙÐÅÏ¢
/// <summary>
/// ÔÚÏß²»Á¼Åâ³ ......

Ìá¸ßC#±à³ÌˮƽµÄ50¸öÒª¾÷


ÏëÌá¸ßc#±à³Ìˮƽ£¿ÏÂÃæÕâ50Ìõ¾­Ñé²»¿É²»¶Á£¡
Ìá¸ßC#±à³ÌˮƽµÄ50¸öÒªµã
1.×ÜÊÇÓÃÊôÐÔ (Property) À´´úÌæ¿É·ÃÎʵÄÊý¾Ý³ÉÔ±
2.ÔÚ  readonly ºÍ const Ö®¼ä£¬ÓÅÏÈʹÓà readonly
3.ÔÚ as ºÍ Ç¿ÖÆÀàÐÍת»»Ö®¼ä£¬ÓÅÏÈʹÓà as ²Ù×÷·û
4.ʹÓÃÌõ¼þÊôÐÔ (Conditional Attributes) À´´úÌæÌõ¼þ±àÒëÓï¾ä #if
5.×ÜÊÇΪ×Ô¶¨Ò ......

C#UsingÓ÷¨

ÒýÓõØÖ·:http://www.cnblogs.com/heyaowen163/articles/1177909.html
         C#¹Ø¼ü×ÖµÄÓ÷¨²»µ¥Ö»ÓÐÒ»ÖÖ·½·¨µÄ¡£ÏÖÔÚÎÒ×ܽáÁËÒ»ÏÂUsingºÍNewµÄÓ÷¨£¬Ë³±ã¹®¹ÌÏÂ×Ô¼ºµÄ֪ʶ¡£
Using
£¨1£©ÒýÓÃÃüÃû¿Õ¼ä
        
using× ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ