锘??xml version="1.0" encoding="utf-8" standalone="yes"?>色8激情欧美成人久久综合电,久久国产亚洲精品,国产欧美久久久精品影院 http://www.shnenglu.com/lzr/zh-cn Thu, 08 May 2025 17:45:47 GMT Thu, 08 May 2025 17:45:47 GMT 60 灝嗕簩榪涘埗IP鍦板潃杞崲鎴愬崄榪涘埗 http://www.shnenglu.com/lzr/archive/2008/12/31/70876.htmllzr lzr Wed, 31 Dec 2008 13:44:00 GMT http://www.shnenglu.com/lzr/archive/2008/12/31/70876.html http://www.shnenglu.com/lzr/comments/70876.html http://www.shnenglu.com/lzr/archive/2008/12/31/70876.html#Feedback 1 http://www.shnenglu.com/lzr/comments/commentRss/70876.html http://www.shnenglu.com/lzr/services/trackbacks/70876.html /**/ /* * Name: IP Address * Funcion: To convert binary numbers to decimal numbers * Input: 00000011100000001111111111111111 * Output: 3.128.255.255 */ #include < stdio.h > void main() { char input[ 32 ]; int output[ 4 ]; int count = - 1 ; int i; for (i = 0 ; i < 4 ; i ++ ) output[i] = 0 ; gets( input ); for ( i = 0 ; i < 32 ; i ++ ) { if ( i % 8 == 0 ) count ++ ; if ( input[i] == ' 1 ' ) { switch ( i % 8 ) { case 0 : output[count] += 128 ; break ; case 1 : output[count] += 64 ; break ; case 2 : output[count] += 32 ; break ; case 3 : output[count] += 16 ; break ; case 4 : output[count] += 8 ; break ; case 5 : output[count] += 4 ; break ; case 6 : output[count] += 2 ; break ; case 7 : output[count] += 1 ; break ; default : break ; } } } printf( " %d.%d.%d.%d\n " , output[ 0 ], output[ 1 ], output[ 2 ], output[ 3 ] ); }
]]>string 銆乮nt 銆丆String 銆乧har *涔嬮棿杞崲 http://www.shnenglu.com/lzr/archive/2008/12/24/70271.htmllzr lzr Wed, 24 Dec 2008 12:52:00 GMT http://www.shnenglu.com/lzr/archive/2008/12/24/70271.html http://www.shnenglu.com/lzr/comments/70271.html http://www.shnenglu.com/lzr/archive/2008/12/24/70271.html#Feedback 0 http://www.shnenglu.com/lzr/comments/commentRss/70271.html http://www.shnenglu.com/lzr/services/trackbacks/70271.html string 鍜?int 涔嬮棿鐨勮漿鎹㈠ぇ姒傛鎷嚑縐嶆柟娉曪細 鏂規硶涓錛氫嬌鐢╛itoa鍑芥暟
1 #include " stdio.h " 2 #include " stdlib.h " 3 4 void int2str( int , char * ); 5 6 int main() 7 { 8 int i = 123 ; 9 char s[ 64 ]; 10 int2str(i, s);11 puts(s);12 }13 14 void int2str( int i, char * s) 15 { 16 _itoa(i, s, 10 ); 17 }
]]> Socket緙栫▼錛氬緱鍒版湰鍦癝erver涓繪満IP鍜屽鏂笴lient涓繪満IP http://www.shnenglu.com/lzr/archive/2008/12/22/70087.htmllzr lzr Mon, 22 Dec 2008 12:14:00 GMT http://www.shnenglu.com/lzr/archive/2008/12/22/70087.html http://www.shnenglu.com/lzr/comments/70087.html http://www.shnenglu.com/lzr/archive/2008/12/22/70087.html#Feedback 0 http://www.shnenglu.com/lzr/comments/commentRss/70087.html http://www.shnenglu.com/lzr/services/trackbacks/70087.html 棣栧厛璁蹭竴涓嬬敤鍒扮殑涓や釜鍑芥暟---------getsockname()鍜実etpeername(): 1銆乬etsockname() 鑾峰彇涓涓鎺ュ彛鐨勬湰鍦板悕瀛椼?br> #include <winsock.h>; int PASCAL FAR getsockname( SOCKET s, struct sockaddr FAR* name,int FAR* namelen); s錛氭爣璇嗕竴涓凡鎹嗙粦濂楁帴鍙g殑鎻忚堪瀛椼?br> name錛氭帴鏀跺鎺ュ彛鐨勫湴鍧錛堝悕瀛楋級銆?br> namelen錛氬悕瀛楃紦鍐插尯闀垮害銆?br> getsockname()鍑芥暟鐢ㄤ簬鑾峰彇涓涓鎺ュ彛鐨勫悕瀛椼傚畠鐢ㄤ簬涓涓凡鎹嗙粦鎴栧凡榪炴帴濂楁帴鍙錛屾湰鍦板湴鍧灝嗚榪斿洖銆傛湰璋冪敤鐗瑰埆閫傜敤浜庡涓嬫儏鍐碉細鏈皟鐢╞ind()灝辮皟鐢ㄤ簡connect()錛岃繖鏃跺敮鏈塯etsockname()璋冪敤鍙互鑾風煡緋葷粺鍐呭畾鐨勬湰鍦板湴鍧銆傚湪榪斿洖鏃訛紝namelen鍙傛暟鍖呭惈浜嗗悕瀛楃殑瀹為檯瀛楄妭鏁般?br>鑻ヤ竴涓鎺ュ彛涓嶪NADDR_ANY鎹嗙粦錛屼篃灝辨槸璇磋濂楁帴鍙e彲浠ョ敤浠繪剰涓繪満鐨勫湴鍧錛屾鏃墮櫎闈炶皟鐢╟onnect()鎴朼ccept()鏉ヨ繛鎺ワ紝鍚﹀垯getsockname()灝嗕笉浼氳繑鍥炰富鏈篒P鍦板潃鐨勪換浣曚俊鎭傞櫎闈炲鎺ュ彛琚繛鎺ワ紝WINDOWS濂楁帴鍙e簲鐢ㄧ▼搴忎笉搴斿亣璁綢P鍦板潃浼氫粠INADDR_ANY鍙樻垚鍏朵粬鍦板潃銆傝繖鏄洜涓哄浜庡涓富鏈虹幆澧冧笅錛岄櫎闈炲鎺ュ彛琚繛鎺ワ紝鍚﹀垯璇ュ鎺ュ彛鎵鐢ㄧ殑IP鍦板潃鏄笉鍙煡鐨勩?br> 榪斿洖鍊鹼細 鑻ユ棤閿欒鍙戠敓錛実etsockname()榪斿洖0銆傚惁鍒欑殑璇濓紝榪斿洖SOCKET_ERROR閿欒錛屽簲鐢ㄧ▼搴忓彲閫氳繃WSAGetLastError()鑾峰彇鐩稿簲閿欒浠g爜銆?br> 閿欒浠g爜錛?br> WSANOTINITIALISED錛氬湪浣跨敤姝PI涔嬪墠搴旈鍏堟垚鍔熷湴璋冪敤WSAStartup()銆?br> WSAENETDOWN錛歐INDOWS濂楁帴鍙e疄鐜版嫻嬪埌緗戠粶瀛愮郴緇熷け鏁堛?br> WSAEFAULT錛歯amelen鍙傛暟涓嶅澶с?br> WSAEINPROGRESS錛氫竴涓樆濉炵殑WINDOWS濂楁帴鍙h皟鐢ㄦ鍦ㄨ繍琛屼腑銆?br> WSAENOTSOCK錛氭弿榪板瓧涓嶆槸涓涓鎺ュ彛銆?br> WSAEINVAL錛氬鎺ュ彛鏈敤bind()鎹嗙粦銆?br> 2銆?-----getpeername() 鑾峰彇涓庡鎺ュ彛鐩歌繛鐨勭鍦板潃銆?br> #include <winsock.h> int PASCAL FAR getpeername( SOCKET s, struct sockaddr FAR* name, int FAR* namelen); s錛氭爣璇嗕竴宸茶繛鎺ュ鎺ュ彛鐨勬弿榪板瓧銆?br> name錛氭帴鏀剁鍦板潃鐨勫悕瀛楃粨鏋勩?br> namelen錛氫竴涓寚鍚戝悕瀛楃粨鏋勭殑鎸囬拡銆?br> getpeername()鍑芥暟鐢ㄤ簬浠庣鍙涓幏鍙栦笌瀹冩崋緇戠殑绔彛鍚嶏紝騫舵妸瀹冨瓨鏀懼湪sockaddr綾誨瀷鐨刵ame緇撴瀯涓傚畠閫傜敤浜庢暟鎹姤鎴栨祦綾誨鎺ュ彛銆?br> 榪斿洖鍊鹼細 鑻ユ棤閿欒鍙戠敓錛実etpeername()榪斿洖0銆傚惁鍒欑殑璇濓紝榪斿洖SOCKET_ERROR錛屽簲鐢ㄧ▼搴忓彲閫氳繃WSAGetLastError()鏉ヨ幏鍙栫浉搴旂殑閿欒浠g爜銆?br> 閿欒浠g爜錛?br> WSANOTINITIALISED錛氬湪浣跨敤姝PI涔嬪墠搴旈鍏堟垚鍔熷湴璋冪敤WSAStartup()銆?br> WSAENETDOWN錛歐INDOWS濂楁帴鍙e疄鐜版嫻嬪埌緗戠粶瀛愮郴緇熷け鏁堛?br> WSAEFAULT錛歯amelen鍙傛暟涓嶅澶с?br> WSAEINPROGRESS錛氫竴涓樆濉炵殑WINDOWS濂楁帴鍙h皟鐢ㄦ鍦ㄨ繍琛屼腑銆?br> WSAENOTCONN 濂楁帴鍙f湭榪炴帴銆?br> WSAENOTSOCK錛氭弿榪板瓧涓嶆槸涓涓鎺ュ彛銆?/font>
]]>鏍¢獙鍜岀畻娉?/title> http://www.shnenglu.com/lzr/archive/2008/12/20/69914.htmllzr lzr Sat, 20 Dec 2008 08:52:00 GMT http://www.shnenglu.com/lzr/archive/2008/12/20/69914.html http://www.shnenglu.com/lzr/comments/69914.html http://www.shnenglu.com/lzr/archive/2008/12/20/69914.html#Feedback 0 http://www.shnenglu.com/lzr/comments/commentRss/69914.html http://www.shnenglu.com/lzr/services/trackbacks/69914.html 1 /**/ /* ************************************************************************* 2 鍔熻兘 錛?nbsp;CRC鏍¢獙璁$畻 3 杈撳叆鍙傛暟 錛?nbsp;unsigned char *ptr--闇瑕佹牎楠岀殑鏁版嵁 5 杈撳嚭鍙傛暟 錛?nbsp;unsigned char len--鏍¢獙鏁版嵁闀垮害 7 榪斿洖鍊?nbsp; 錛氭牎楠屽?br> 8 **************************************************************************/ 9 unsigned int CGlobalData::Cal_CRC(unsigned char * ptr, unsigned char len) 10 { 11 unsigned char i; 12 unsigned int crc = 0 ; 13 while (len --!= 0 ) 14 { 15 for (i = 0x80 ; i != 0 ; i /= 2 ) 16 { 17 if ((crc & 0x8000 ) != 0 ) 18 { 19 crc*= 2 ; 20 crc^= 0x18005 ; 21 }22 else 23 { 24 crc*= 2 ; 25 }26 27 if (( * ptr & i) != 0 ) 28 { 29 crc^= 0x18005 ; 30 }31 }32 ptr++ ; 33 }34 return (crc); // 榪斿洖鍊煎悗鍗佸叚浣嶄負鏍¢獙鍊?/span>35 }
]]> 鍥涗釜瀛楄妭杞崲鎴恑nt鏁村艦 http://www.shnenglu.com/lzr/archive/2008/12/20/69913.htmllzr lzr Sat, 20 Dec 2008 08:41:00 GMT http://www.shnenglu.com/lzr/archive/2008/12/20/69913.html http://www.shnenglu.com/lzr/comments/69913.html http://www.shnenglu.com/lzr/archive/2008/12/20/69913.html#Feedback 0 http://www.shnenglu.com/lzr/comments/commentRss/69913.html http://www.shnenglu.com/lzr/services/trackbacks/69913.html 鏈榪戝湪鍋氶」鐩腑娑夊強鍒扮綉緇滀紶杈撳瓧鑺傛祦鐨勯棶棰橈紱client绔垎鎴愬瓧鑺傝繘琛屼紶杈擄紝server绔帴鏀跺悗闇瑕?br>灝嗗叾緇勬垚鏁村艦榪涜鏁版嵁搴撳瓨鍌紝鏂規硶濡備笅錛?br>
1 #include < stdio.h > 2 3 int main( void ) 4 { 5 unsigned char array[ 4 ] = { " 0x0 " , " 0x0 " , " 0x02 " , " 0xe7 " } ; 6 unsigned long num; 7 num = 0 ; 8 for ( int i = 0 ; i < sizeof (array); i ++ ) 9 { 10 num<<= 8 ; 11 num |= array[i]; 12 }13 printf(" num = %d " ,num); 14 return 0 ; 15 16 }
]]> oracle鏁版嵁搴撳簭鍒楀拰瑙﹀彂鍣ㄧ殑鍒涘緩 http://www.shnenglu.com/lzr/archive/2008/12/20/69909.htmllzr lzr Sat, 20 Dec 2008 08:06:00 GMT http://www.shnenglu.com/lzr/archive/2008/12/20/69909.html http://www.shnenglu.com/lzr/comments/69909.html http://www.shnenglu.com/lzr/archive/2008/12/20/69909.html#Feedback 0 http://www.shnenglu.com/lzr/comments/commentRss/69909.html http://www.shnenglu.com/lzr/services/trackbacks/69909.html 1銆佸簭鍒楃殑寤虹珛錛?br>create sequence "TEST_SEQUENCE" increment by 1 start with 1 nomaxvalue nocycle nocache; 璇存槑錛氭渶鍚庝笁涓兼槸鍙互鑷璁懼畾鐨?br> 2銆佽Е鍙戝櫒鐨勫緩绔嬶細 create trigger "test_trigger" before insert on test_table for each row when(new.id is null) begin select TEST_SEQUENCE.nextval into:new.id from dual; end; 娉ㄦ剰浜嬮」錛氬綋寤虹珛搴忓垪鐨勬椂鍊欙紝搴忓垪鐨勫悕瀛楁渶濂芥槸鍐欐垚澶у啓錛岃櫧鐒秓racle浼氳嚜鍔ㄨ繘琛岃漿鎹紝浣嗘槸鏈榪戝湪 鐢ㄧ殑鏃跺欏嵈娌℃湁娉ㄦ剰錛屽啓鎴愮殑灝忓啓搴忓垪鍚嶅瓧騫舵病鏈夎漿鎴愬ぇ鍐欙紝濡傛閫犳垚閿欒錛佹儏鍐靛涓嬶細 褰撴椂搴忓垪鍚嶅瓧鍐欐垚灝忓啓錛岀郴緇熷茍娌℃湁杞崲澶у啓錛岃繖鏍風殑璇濆湪鎺ヤ笅鏉ュ緩绔嬭Е鍙戝櫒鐨勬椂鍊欎細鍑虹幇錛氳Е鍙戝櫒 寤虹珛鎴愬姛錛屼絾鏄彁紺?緙栬瘧鏃舵湁warning"錛屾渶緇堝鑷磋Е鍙戝櫒涓嶈兘姝e父浣跨敤,瑙e喅鍔炴硶灝辨槸灝嗗簭鍒楃殑鍚嶅瓧 鏀規垚澶у啓銆?br>
]]> 瀛楃涓蹭腑鏌ユ壘瀛楃涓茬殑綆楁硶 http://www.shnenglu.com/lzr/archive/2008/12/13/69325.htmllzr lzr Sat, 13 Dec 2008 03:10:00 GMT http://www.shnenglu.com/lzr/archive/2008/12/13/69325.html http://www.shnenglu.com/lzr/comments/69325.html http://www.shnenglu.com/lzr/archive/2008/12/13/69325.html#Feedback 4 http://www.shnenglu.com/lzr/comments/commentRss/69325.html http://www.shnenglu.com/lzr/services/trackbacks/69325.html #include <stdio.h> int strlen2(char *str) { for(i=0; str[i]!='\0'; i++) //浣跨敤寰幆鏉ヨ綆楅暱搴?br> return i; }
//鍦ㄥ瓧絎︿覆涓鎵懼瓙瀛楃
int strindex(char *str,char *substr) { int end,i,j; end = strlen2(str)-strlen2(substr); if (end>0) { for(i=0;i<=end;i++) /*浣跨敤寰幆姣旇緝*/ for(j=i; str[j]==substr[j-i];j++) if (substr[j-i+1]=='\0') return i+1; } return -1; }
//涓葷▼寮忥細鍦ㄥ瓧絎︿覆涓鎵懼瓙瀛楃涓插嚭鐜扮殑浣嶇疆
void main() { char string[100]; char substring[100]; int result; printf("璇瘋緭鍏ュ瓧絎︿覆"); gets(string); printf("璇瘋緭鍏ヨ鎼滅儲鐨勫瓙瀛楃涓?); gets(substring); result = strindex(string,substring); if (result > 0) printf("瀛愬瓧絎︿覆浣嶇疆鍦?d",result); else printf("娌℃湁鎵懼埌"); getchar(); }
]]>
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