-
sql 2008µÄÒì³£´úÂë½âÊÍ£¨×ªÔØ£©
Ò»¸öÔÚÊý¾Ý±¨Ì×½Ó×ÖÉÏ·¢Ë͵ÄÏûÏ¢´óÓÚÄÚ²¿ÏûÏ¢»º³åÆ÷»òÆäËüһЩÍøÂçÏÞÖÆ£¬»ò¸ÃÓû§ÓÃÓÚ½ÓÊÕÊý¾Ý±¨µÄ»º³åÆ÷±ÈÊý¾Ý±¨Ð¡¡£10041ÔÚÌ×½Ó×Öº¯Êýµ÷ÓÃÖÐÖ¸¶¨µÄÒ»¸öÐÒé²»Ö§³ÖÇëÇóµÄÌ×½Ó×ÖÀà±ðµÄÓï·¨¡£10042
13
ÈÈ¶È -
SQL SERVER ÓëORACLE¹ßÓú¯Êý±È½Ï(ת)
SQLSERVERÓëORACLE³£Óú¯Êý±È½Ï(ת)Êýѧº¯ÊýÐòºÅº¯Êý¹¦ÄÜSQLServerÓ÷¨OracleÓ÷¨1¾ø¶ÔÖµselectabs(-1)valueselectabs(-1)valuefromdual2È¡Õû(´ó)selectceiling(-1.001)valueselectceil(-1.001)valuefromdual3È¡Õû(С)selectfloor(-1.001)valueselec...
96
ÈÈ¶È -
×ÔÓÉÐж¨Î»ÍâÉèÓ²¼þ
×ÔÓÉÐж¨Î»ÍâÉèÓ²¼þ Ç°¶Îʱ¼ä£¬°¢½¿µÄ»éÒöÎÊÌâÔٴεÇÉÏÈÈËÑ¡£ ÔÙ¹ýÁ½¸öÔ¾ÍÊÇ°¢½¿39ËêÉúÈÕÁË£¬ÉúÍ޼ƻ®ÔçÔÚËýÈÕ³ÌÖ®ÉÏ£¬µ«Ëý¸úÀµºë¹úÒѾ½á»éÒ»Äê°ëÁË£¬È´Ã»ÓÐÈκνøÕ¹¡£ Ëý½ÓÊܸÛý²É·ÃʱµÀ³öÁËÔÒò£¬Ëµ×Ô¼ººÜÏëÉú±¦±¦£¬Ò²Îª´Ë¶³¹ýÈý¿ÅÂÑ£¬µ«ÊÇÎÞÄÎÀϹ«¶¼ÔÚæÊÂÒµ£¬Ã»Ê±¼äÅäºÏ¼ì²é¡£ ÕâÍ·¸Õ˵ÍêÀϹ«Ã¦£¬ÄÇÍ·Àµºë¹ú¾Í±»ÆسöÉîÒ¹Óę̈ÍåÍøºì³ÔÏüÒ¹£¬»¹¶ÔמµÍ·±ÈV£¬¿´ÆðÀ´Ï൱Óä¿ì¡£ ...
48
ÈÈ¶È -
pp¶¨Î»¹ÙÍø¶àÉÙÇ®
pp¶¨Î»¹ÙÍø¶àÉÙÇ® Ç°¶Îʱ¼ä£¬°¢½¿µÄ»éÒöÎÊÌâÔٴεÇÉÏÈÈËÑ¡£ ÔÙ¹ýÁ½¸öÔ¾ÍÊÇ°¢½¿39ËêÉúÈÕÁË£¬ÉúÍ޼ƻ®ÔçÔÚËýÈÕ³ÌÖ®ÉÏ£¬µ«Ëý¸úÀµºë¹úÒѾ½á»éÒ»Äê°ëÁË£¬È´Ã»ÓÐÈκνøÕ¹¡£ Ëý½ÓÊܸÛý²É·ÃʱµÀ³öÁËÔÒò£¬Ëµ×Ô¼ººÜÏëÉú±¦±¦£¬Ò²Îª´Ë¶³¹ýÈý¿ÅÂÑ£¬µ«ÊÇÎÞÄÎÀϹ«¶¼ÔÚæÊÂÒµ£¬Ã»Ê±¼äÅäºÏ¼ì²é¡£ ÕâÍ·¸Õ˵ÍêÀϹ«Ã¦£¬ÄÇÍ·Àµºë¹ú¾Í±»ÆسöÉîÒ¹Óę̈ÍåÍøºì³ÔÏüÒ¹£¬»¹¶ÔמµÍ·±ÈV£¬¿´ÆðÀ´Ï൱Óä¿ì¡£ ...
14
ÈÈ¶È -
¡¾±¨¸æ¡¿ÖÇÄÜ×ù²Õ·¢Õ¹Ç÷ÊÆ°×ƤÊ飨¸½29Ò³PDFÎļþÏÂÔØ£©
ÓëÆäÏàÍü½ºþ£¬²»Èçµã»÷¡° À¶×Ö¡±¹Ø×¢ ±¨¸æ±³¾°?½üÄêÀ´£¬Æû³µÐÐÒµ¸ßËÙ·¢Õ¹µÄÖ÷ÒªÇý¶¯Á¦ÒѾÓɹýÈ¥¹©¸ø¶ËµÄ²úÆ·ºÍ¼¼ÊõÇý¶¯Öð²½×ª»»Îª²»¶ÏÌá¸ßµÄ¿Í»§ÐèÇóÇý¶¯?Ïû·ÑÕ߶ÔÆû³µµÄÈÏÖªÒ²Öð½¥´Ó¡°µ¥Ò»µÄ½»Í¨¹¤¾ß¡±Ïò¡°µÚÈý¿Õ¼ä¡±×ª±ä£¬¶ø×ù²ÕÔòÊÇʵÏÖ¿Õ¼äËÜÔìµÄºËÐÄÔØÌå?ͬʱ£¬5G¡¢AI/´óÊý¾Ý¡¢ÈË»ú½»»¥¡¢Æû³µÐ¾Æ¬Óë²Ù×÷ϵͳ¼¼ÊõµÄ½ø²½½«Íƶ¯ÖÇÄÜ×ù²ÕδÀ´µÄ·¢Õ¹£¬ÉõÖÁÒý·¢±ä¸ï?´Ëʱ¸÷´óÖ÷...
10
ÈÈ¶È -
¹Ø¼üʱ¿Ì£¡ÃÀ¹úÆóÒµ·×·×³öÌÓ£¬Ò»³¡´ó·ç±©¼´½«À´ÁÙ£¡
½üÆÚ£¬ÔÚÃÀ¹ú·¢ÉúÁËËļþ¡°Î¢²»×ãµÀ¡±µÄСÊ£º 1¡¢¿ªÔ´Ð¾Æ¬»ù½ð»áRISC-V½«Ç¨ÖÁÈðÊ¿ ËÑË÷ ¾Ý·͸Éç11ÔÂ26ÈÕ±¨µÀ£ºRISC-VоƬ¼Ü¹¹±ê×¼Öƶ¨·½£¬·ÇÓªÀû×éÖ¯RISC-V»ù½ð»áÊ×ϯִÐйٿ¨ÀûË¿Ëþ¡¤À×µÂÃÉ£¨CalistaRedmond£©ÔÚ½ÓÊÜר·Ãʱ±íʾ£¬ËûÃǵÄÈ«ÇòºÏ×÷ÖÁ½ñΪֹ²¢Î´Êܵ½ÈκÎÏÞÖÆ£¬µ«ÓÐЩ»áÔ±µ£ÐÄ¡°¿ÉÄÜ»áÊܵ½µØÔµÕþÖθÉÈÅ¡±¡£Ò»Ð©»áÔ±»¹Ìá³ö£¬¡°Èç...
97
ÈÈ¶È -
ȼÆøÉÏÊй«Ë¾Ö÷ÌâÑб¨£º¶àÂô7ÒÚ·½£¬È´ÉÙ׬60Òڵġ°º©º©¡±ÊÇËѼ£¿ | ·çÔÆÖ÷Ìâ
-Tips£ºÏÂÔØ¡¾ÊÐÖµ·çÔÆAPP¡¿£¬¾«²ÊÄÚÈÝÇÀÏÈ¿´-- ×÷Õß|³£É½»ÆСԲ Á÷³Ì±à¼|С°× ͬÊôÓÚȼÆøÐÐÒµ£¬±¾ÎÄÖеÄ6¼ÒÆóҵȴ³ÊÏÖ³ö²»Í¬µÄ·¢Õ¹ÌØÕ÷¡£ ±ÈÈçȼÆøÏúÊÛÁ¿×î¶àµÄÖØÇìȼÆø£¬ÆäÆóÒµÓªÊպ;»ÀûÈóÈ´²»ÊÇ×î¸ß£¬ÉõÖÁÓëµÚÒ»ÃûµÄÉîÛÚȼÆø²î¾à·Ç³£´ó£¬µ«ÊÇÇ°ÕßµÄÓÐÏ¢¸ºÕ®ÂÊȴԶԶСÓÚºóÕߣ»¹óÖÝȼÆøÓëÉîÛÚȼÆø¾ù±£³Ö½Ï¿ìÔö³¤£¬µ«¶þÕßµÄÓªÊÕÔö³¤Ä£Ê½È´²»Í¬£»Ð½®ºÆÔ´ÓëÐÂÌìÈ»ÆøµÄÓû§ÈºÌ岻ͬ£¬Ê¹µÃÆäëÀûÂÊˮƽ²î¾à...
35
ÈÈ¶È -
ÖйúÇø¿éÁ´ÉÏÊй«Ë¾Í¼Æ×2019
±¾±¨¸æÓÉÁãÒ¼ÖÇ¿â&Êý×Ö×ʲúÑо¿ÔºÁªºÏ·¢²¼ ×÷ÕߣºÁÖÔóÁá ÁãÒ¼ÖÇ¿âͳ¼Æ·¢ÏÖ£¬215Ö»Çø¿éÁ´¸ÅÄî¹ÉÔÚ±±ÉϹãÉÎå¸ö³ÇÊзֲ¼×î¶à£¬·Ö±ðΪ¹ãÖÝ43Ö»£¬±±¾©40Ö»£¬º¼ÖÝ13Ö»£¬ÉϺ£10Ö»£¬¹ãÖÝ8Ö»¡£´ÓËùÊôÐÐÒµÀ´¿´£¬¼ÆËã»ú¡¢´«Ã½¡¢µç×ÓµÈÁìÓòÆóÒµ¾Ó¶à¡£ ¸ÅÄî¹ÉËùÉæÇø¿éÁ´ÒµÎñÒÔʵÌåÓ¦Ó󡾰ΪÖ÷£¬Õ¼±È¸ß´ï56.3%£¬Æä´ÎΪ½ðÈÚÓ¦Óó¡¾°£¬Õ¼±È14.0%£¬ÒÔ¼°»ù´¡¼¼ÊõÉèÊ©&¼¼Êõ½â¾ö·½°¸£¬...
55
ÈÈ¶È -
WinPhoneѧϰ±Ê¼Ç£¨4£©¡ª¡ª´ÅÌù
WinPhoneѧϰ±Ê¼Ç£¨ËÄ£©¡ª¡ª´ÅÌù¶Ôÿ¸öWindowsPhoneµÄʹÓÃÕßÀ´Ëµ£¬¸øËûÃǵĵÚÒ»Ó¡Ïó¾ÍÊÇ´ó´óССµÄ´ÅÌù——Metro£¬±¾Æª½éÉܵÄÊÇWindowsPhoneµÄ´ÅÌù£¬Ìáµ½µÄÓпªÊ¼²Ëµ¥µÄ´ÅÌù£¬Ò²ÓÐÔÚAppÀïÃæµÄ´ÅÌù¡£¿ªÊ¼²Ëµ¥µÄ´ÅÌùÊ×ÏȽéÉÜÁËÒ»ÏÂÿ¸ö´ÅÌùµÄ¹¹Ô죬ÿ¸ö´ÅÌù·ÖÕý·´Á½Ã棬Õý·´Á½Ã涼ÓÐͼ±ê£¬¶øÕýÃæÓÐÒ»¸ö±êÌâºÍͳ¼ÆÊýÁ¿£¨Ò»°ãÓÃ×÷ÏûÏ¢ÍÆË͵ÄʱºòÓã©£¬ÔÚ±³Ãæ¾ÍÓÐÒ»¸ö...
267
ÈÈ¶È -
iPhone¿ª·¢Öеļ¼ÄÜÕûÀí£¨¶þ£©
iPhone¿ª·¢Öеļ¼ÇÉÕûÀí£¨¶þ£©1¡¢NSCalendarÓ÷¨-(NSString*)getWeek:(NSDate*)d{NSCalendar*calendar=[[NSCalendaralloc]initWithCalendarIdentifier:NSGregorianCalendar];unsignedunits=NSYearCalendarUnit|NSMonthCalendarUnit...
85
ÈÈ¶È -
AndroidÌØÖƹ淶
AndroidÑз¢¹æ·¶/*StyleDefinitions*/table.MsoNormalTable {mso-style-name:ÆÕͨ±í¸ñ; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-parent:""; mso-pa...
90
ÈÈ¶È -
AndroidÓ×¹¦£ºJNI
Android»ù±¾¹¦£ºJNI??Ò»¡¢Ê²Ã´ÊÇJNIJava±¾µØ¿ª·¢½Ó¿Ú£¨JavaNativeInterface£©£»ÓÃÀ´¹µÍ¨Java´úÂëºÍÍⲿµÄ±¾µØ´úÂ루c/c++£©¡£Í¨¹ýÕâ¸öÐÒ飬Java´úÂë¾Í¿ÉÒÔµ÷ÓÃÍⲿµÄc/c++´úÂ룬ÍⲿµÄc/c++Ò²¿ÉÒÔµ÷ÓÃJava´úÂ룻¶þ¡¢ÎªÊ²Ã´Ê¹ÓÃJNIJavaÓïÑÔ×°Ôص½ÐéÄâ»úÖУ¬²»ÄܺÍÓ²¼þ½»»¥£¬²»ÄÜÇý¶¯¿ª·¢¡£JNIÀ©Õ¹ÁËJavaÐéÄâ»úµÄÄÜÁ¦£¬Çý¶¯¿ª·¢£¨Èçwifi-ho...
63
ÈÈ¶È -
iPhone¿ª·¢Öеļ¼ÄÜÕûÀí
iPhone¿ª·¢Öеļ¼ÇÉÕûÀí1¡¢NSCalendarÓ÷¨-(NSString*)getWeek:(NSDate*)d{NSCalendar*calendar=[[NSCalendaralloc]initWithCalendarIdentifier:NSGregorianCalendar];unsignedunits=NSYearCalendarUnit|NSMonthCalendarUnit|NS...
44
ÈÈ¶È -
MySQL²ËÄñÈëÃŽ̳Ì
MySQL³õѧÕßÈëÃŽ̳Ì1¡¢MySQL°²×°(Window7°²×°)ÔÚÈκΰ汾µÄWindowsĬÈÏ°²×°ÊÇÏÖÔÚ±ÈÒÔÇ°ÒªÈÝÒ׵ö࣬MySQLÇÉÃîµØ´ò°ü°²×°³ÌÐò¡£Ö»ÐèÏÂÔØ°²×°°ü£¬ËæµØ°ÑËü½âѹËõ£¬²¢ÔËÐÐmysql.exe.ÏÂÔصØÖ·£ºhttp://dev.mysql.com/downloads/Ò³ÃæÈçÏÂͼËùʾ£ºÕâÀïµã»÷£ºDOWNLOADÁ´½Ó£¬½øÈëÒ»ÏÂÒ³Ã棺ÕâÀïµã»÷£ºDOWNLOADÁ´½Ó£¬½øÈëÒ»ÏÂÒ³Ã棺ÕâÀïÒªÇó×¢...
103
ÈÈ¶È -
JavaÃæÊÔÌâ×ܼ¯£¨ÉÏ£©
JavaÃæÊÔÌâÈ«¼¯£¨ÉÏ£©2013ÄêÄêµ×µÄʱºò£¬ÎÒ¿´µ½ÁËÍøÉÏÁ÷´«µÄÒ»¸ö½Ð×ö¡¶JavaÃæÊÔÌâ´óÈ«¡·µÄ¶«Î÷£¬ÈÏÕæµÄÔĶÁÁËÒÔºó·¢ÏÖÀïÃæµÄºÜ¶àÌâÄ¿ÊÇÖظ´ÇÒûÓмÛÖµµÄÌâÄ¿£¬»¹Óв»ÉٵIJο¼´ð°¸Ò²ÊÇ´íÎóµÄ£¬ÓÚÊÇÎÒ»¨ÁË°ë¸öÔÂʱ¼ä¶ÔÕâ¸öËùνµÄ¡¶JavaÃæÊÔ´óÈ«¡·½øÐÐÁËÈ«ÃæµÄÐÞ¶©²¢ÖØз¢²¼ÔÚÎÒµÄCSDN²©¿Í¡£ÔÚÐÞ¶©µÄ¹ý³ÌÖУ¬²ÎÕÕÁ˵±Ê±JDK×îа汾£¨Java7£©¸ø³öÁËÌâÄ¿µÄ´ð°¸ºÍÏà¹Ø´úÂ룬ȥµôÁËEJB2.x¡¢JSFµÈÎÞ...
16
ÈÈ¶È -
MyEclipseÖÐhibernate·´Ïò¹¤³Ì·¶Àý£¨Ò»¶Ô¶à¹ØÁª£©
MyEclipseÖÐhibernate·´Ïò¹¤³ÌʵÀý£¨Ò»¶Ô¶à¹ØÁª£©1¡¢Êý¾Ý¿âÉè¼Æ???????ʵÀý¶ÔÏóΪ¹¤×÷ÈËÔ±ºÍ²¿ÃÅ£¬¹ØϵΪһ¸ö²¿ÃŶÔÓ¦¶à¸ö¹¤×÷ÈËÔ±£¬Ò»¸ö¹¤×÷ÈËÔ±Ö»ÊôÓÚÒ»¸ö²¿ÃÅ???????¼û±íÓï¾äÈçÏ£º£¨ÏÈÓÃNavicat½¨µÄ±í£¬È»ºóµ¼³öµÄsqlÓï¾ä£©£¬Êý¾Ý¿âÃû³ÆΪtest[sql]?viewplaincopy?SET?FOREIGN_KEY_CHECKS=0;????DROP?TABLE?IF...
13
ÈÈ¶È -
1¡¢Hello, Kotlin
¡¾Bugly¼¼Êõ¸É»õ¡¿Android¿ª·¢±Ø±¸ÖªÊ¶£ºÎªÊ²Ã´ËµKotlinÖµµÃÒ»ÊÔ1¡¢Hello,KotlinBugly¼¼Êõ¸É»õϵÁÐÄÚÈÝÖ÷ÒªÉæ¼°Òƶ¯¿ª·¢·½Ïò£¬ÊÇÓÉBuglyÑûÇëÌÚѶÄÚ²¿¸÷λ¼¼Êõ´ó¿§£¬Í¨¹ýÈÕ³£¹¤×÷¾ÑéµÄ×ܽáÒÔ¼°¸ÐÎò׫д¶ø³É£¬ÄÚÈݾùÊôÔ´´£¬×ªÔØÇë±êÃ÷³ö´¦¡£1.1KotlinµÄÉíÊÀдÁËÐí¾ÃJava£¬ÓÐûÓз¢ÏÖÆäʵÄãдÁËÌ«¶àÈßÓàµÄ´úÂ룿ºóÀ´ÄãÌåÑéÁËÒ»ÏÂPython£¬ÓÐûÓоõµÃ²»Ð´·ÖºÅµÄ¸Ð¾õÕæÊÇ...
118
ÈÈ¶È -
android View Ê÷µÄÁ˽â
androidViewÊ÷µÄÀí½â1£ºView¹¤×÷ÔÀí£¬Õû¸öViewÊ÷µÄ»æÖÆÊÇÔÚViewRoot.javaÀàµÄperformTraversals()º¯ÊýÕ¹¿ªµÄ£¬¸Ãº¯Êý×öµÄÖ´Ðйý³Ì¿É¼òµ¥¸ÅÀ¨Îª¸ù¾Ý֮ǰÉèÖõÄ״̬ÅжÏÊÇ·ñÐèÒªÖØмÆËãÊÓͼ´óС£¨measure£©ÊÇ·ñÖØÐÂÐèÒª°²ÖÃÊÓͼµÄλÖã¨layout£©ÒÔ¼°ÊÇ·ñÐèÒªÖػ棨draw£©mView:DecorView¶ÔÏóViewGroupViewGroupviewv...
66
ÈÈ¶È -
(Ò룩OpenGL ES2.0 ¨C Iphone¿ª·¢Òýµ¼
(Ò룩OpenGLES2.0¨CIphone¿ª·¢Ö¸ÒýÔÎÄÁ´½ÓµØÖ·£ºhttp://www.raywenderlich.com/3664/opengl-es-2-0-for-iphone-tutorialÃâÔðÉêÃ÷£¨±Ø¶Á£¡£©£º±¾²©¿ÍÌṩµÄËùÓн̵̳ķÒëÔ¸å¾ùÀ´×ÔÓÚ»¥ÁªÍø£¬½ö¹©Ñ§Ï°½»Á÷Ö®Óã¬ÇÐÎð½øÐÐÉÌÒµ´«²¥¡£Í¬Ê±£¬×ªÔØʱ²»ÒªÒƳý±¾ÉêÃ÷¡£Èç²úÉúÈκξÀ·×£¬¾ùÓë±¾²©¿ÍËùÓÐÈË¡¢·¢±í¸Ã·Òë¸åÖ®ÈËÎÞÈκιØϵ¡£Ð»Ð»ºÏ×÷£¡...
312
ÈÈ¶È -
Ôõôд³ö¸ßЧÂʵÄsql²éѯÓï¾ä
ÈçºÎд³ö¸ßЧÂʵÄsql²éѯÓï¾ä1.¶Ô²éѯ½øÐÐÓÅ»¯£¬Ó¦¾¡Á¿±ÜÃâÈ«±íɨÃ裬Ê×ÏÈÓ¦¿¼ÂÇÔÚwhere¼°orderbyÉæ¼°µÄÁÐÉϽ¨Á¢Ë÷Òý¡£?2.Ó¦¾¡Á¿±ÜÃâÔÚwhere×Ó¾äÖжÔ×ֶνøÐÐnullÖµÅжϣ¬·ñÔò½«µ¼ÖÂÒýÇæ·ÅÆúʹÓÃË÷Òý¶ø½øÐÐÈ«±íɨÃ裬È磺????1select?id?from?t?where?num?is?null?¿ÉÒÔÔÚnumÉÏÉèÖÃĬÈÏÖµ0£¬È·±£±íÖÐnumÁÐûÓÐnullÖµ£¬È»ºóÕâÑù²éѯ£º?????1...
40
ÈȶÈ