´úÂë¸Ä±äÊÀ½ç

maven³£ÓÃÃüÁîºÍÅäÖÃÒÔ¼°³£ÓñêÇ©

2023-03-17 23:15 by youxin, 100 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£ºmaven pomÖеÄparent±êÇ©£º parent±êÇ©ÀàËÆjavaÖеļ̳У¬¸´ÓÃÒÀÀµ£¬¼õÉÙÈßÓàÅäÖà ʹÓó¡¾°£¨when£©£ºÔÚ¶àÄ£¿é£¨module£©µÄÏîÄ¿ÖУ¬ÓкܶàÄ£¿éÖеÄpomÖдæÔÚÏàͬµÄÒýÓã¬Èç¹û´ËʱÉùÃ÷Ò»¸ö¸¸pomÎļþ£¬½«¹«ÓõÄÒÀÀµÌáÈ¡µ½¸¸pomÎļþÖУ¨¼´Ê¹ÓÃ<parent>±êÇ©£©£¬½«´ó´ó¼õ ÔĶÁÈ«ÎÄ

java·ºÐÍ class<T>

2023-03-17 22:30 by youxin, 222 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£º·ºÐÍÖÐͨÅä·û a56爆大奖在线娱乐ÃÇÔÚ¶¨Òå·ºÐÍÀ࣬·ºÐÍ·½·¨£¬·ºÐͽӿڵÄʱºò¾­³£»áÅö¼ûºÜ¶à²»Í¬µÄͨÅä·û£¬±ÈÈç T£¬E£¬K£¬V µÈµÈ£¬ÕâЩͨÅä·ûÓÖ¶¼ÊÇʲôÒâ˼ÄØ£¿ ³£ÓÃµÄ T£¬E£¬K£¬V£¬£¿ ±¾ÖÊÉÏÕâЩ¸ö¶¼ÊÇͨÅä·û£¬Ã»É¶Çø±ð£¬Ö»²»¹ýÊDZàÂëʱµÄa56爆大奖在线娱乐Ô¼¶¨Ë׳ɵĶ«Î÷¡£±ÈÈçÉÏÊö´úÂëÖÐµÄ T £¬a56爆大奖在线娱乐ÃÇ¿ÉÒÔ»»³É A-Z Ö®¼äµÄÈκa56爆大奖在线娱乐»¸ö ÔĶÁÈ«ÎÄ

java Annotation×¢½âʹÓÃ

2023-03-17 22:05 by youxin, 37 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£ºJava×¢½âÓÃÓÚΪJava´úÂëÌṩԪÊý¾Ý¡£ ÔªÊý¾ÝÊÇÖ¸ÓÃÀ´ÃèÊöÊý¾ÝµÄÊý¾Ý£¬Í¨Ë×Ò»µã£¬¾ÍÊÇÃèÊö´úÂë¼ä¹Øϵ£¬»òÕß´úÂëÓëÆäËü×ÊÔ´£¨ÀýÈçÊý¾Ý¿â±í£©Ö®¼äÄÚÔÚÁªÏµµÄÊý¾Ý¡£ÔÚһЩ¼¼Êõ¿ò¼ÜÖУ¬ÈçStruts¡¢hibernate¾Í²»Öª²»¾õÓõ½ÁËÔªÊý¾Ý¡£¶ÔÓÚStrutsÀ´Ëµ£¬ÔªÊý¾ÝÖ¸µÄÊÇstruts-config.xm ÔĶÁÈ«ÎÄ

golang build ²ÎÊý

2023-02-25 21:21 by youxin, 645 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£ºgo µÄ±àÒëÊÇÒÔ package main µÄ main() º¯Êý×÷ΪÖ÷Èë¿Ú£¬Éú³É¿ÉÖ´ÐÐÎļþ¡£Èô build µÄÊÇ·Ç main °ü£¬Ôò²»»áÉú³É¿ÉÖ´ÐÐÎļþ£¬Ö»¼ì²éÊÇ·ñ¿ÉÖ´ÐбàÒë¡£¿ÉÒÔÊäÈë go help build ²é¿´¹Ù·½½âÊÍ¡£go build ±àÒë°üʱ£¬»áºöÂÔ¡°_test.go¡±½áβµÄÎļþ£¨¼´²âÊÔ ÔĶÁÈ«ÎÄ

mysql json²Ù×÷

2022-12-04 12:38 by youxin, 190 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£ºMySQL¸ù¾ÝJSON×ֶεÄÄÚÈݼìË÷²éѯÊý¾ÝʹÓà ×Ö¶Î->'$.jsonÊôÐÔ' ½øÐвéѯÌõ¼þʹÓà json_extract º¯Êý²éѯ£¬json_extract(×Ö¶Î, "$.jsonÊôÐÔ")¸ù¾ÝjsonÊý×é²éѯ£¬Óà JSON_CONTAINS(×Ö¶Î, JSON_OBJECT('jsonÊôÐÔ', "ÄÚ ÔĶÁÈ«ÎÄ

golang gormʹÓÃ

2022-12-02 21:03 by youxin, 402 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£ºgormÁ´Ê½²Ù×÷: Method Chaining£¬Gorm ʵÏÖÁËÁ´Ê½²Ù×÷½Ó¿Ú£¬a56爆大奖在线娱乐Äã¿ÉÒÔ°Ñ´úÂëд³ÉÕâÑù£º // ´´½¨Ò»¸ö²éѯ tx := db.Where("name = ?", "jinzhu") // Ìí¼Ó¸ü¶àÌõ¼þ if someCondition { tx = tx.Where("age ÔĶÁÈ«ÎÄ

c++µÄḬ̈߳²È«¾²Ì¬¼ì²é Thread Safety Analysis

2022-12-02 20:54 by youxin, 311 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£ºleveldbÔ´ÂëµÄ¹ý³ÌÖУ¬·¢Ïֺܶà³ÉÔ±±äÁ¿±»GUARDED_BYÐÞÊΣ¬ÈçÏ£º struct IterState { port::Mutex* const mu; Version* const version GUARDED_BY(mu); MemTable* const mem GUARDED_B ÔĶÁÈ«ÎÄ

linux file lockÎļþËø

2022-11-21 16:46 by youxin, 933 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£ºhttp://www.kaotop.com/it/37363.html https://www.codenong.com/cs106758831/ ÉÏËøÎļþËøÓÐÁ½ÖÖshared lock ¹²ÏíËø exclusive lock ÅÅËûËø µ±Îļþ±»ÉÏÁ˹²ÏíËøÖ®ºó£¬ÆäËû½ø³Ì¿ÉÒÔ¼ÌÐøΪ´ËÎļþ¼Ó¹²ÏíËø£¬µ«´ËÎļþ ÔĶÁÈ«ÎÄ

compiler explorer

2022-10-15 14:11 by youxin, 336 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£ºCompiler Explorer is an interactive compiler exploration website. Edit code in C, C++, C#, F#, Rust, Go, D, Haskell, Swift, Pascal, ispc, Python, Java ÔĶÁÈ«ÎÄ

mysql pt-archiver

2022-10-09 20:31 by youxin, 80 ÔĶÁ, 0 ÍƼö, ÊÕ²Ø, ±à¼­
ÕªÒª£º¹Ù·½Îĵµ£ºhttps://www.percona.com/doc/percona-toolkit/LATEST/pt-archiver.html pt-archiver ÊÇ Percona Toolkit ÖеÄÒ»¸ö¹¤¾ß¡£ Percona Toolkit ÊÇ Percona ¹«Ë¾ÌṩµÄÒ»¸ö MySQL ÔĶÁÈ«ÎÄ
ÉÏÒ»Ò³ 1 2 3 4 5 6 7 8 9 10 ¡¤¡¤¡¤ 270 ÏÂÒ»Ò³