From 6d6fce033a6401ebe3b836cf5bda8d13faa05a0d Mon Sep 17 00:00:00 2001 From: CyC2018 <1029579233@qq.com> Date: Sat, 14 Apr 2018 19:49:27 +0800 Subject: [PATCH] auto commit --- notes/数据库系统原理.md | 2 +- notes/面向对象思想.md | 2 +- pics/72fe492e-f1cb-4cfc-92f8-412fb3ae6fec.png | Bin 0 -> 13312 bytes 3 files changed, 2 insertions(+), 2 deletions(-) create mode 100644 pics/72fe492e-f1cb-4cfc-92f8-412fb3ae6fec.png diff --git a/notes/数据库系统原理.md b/notes/数据库系统原理.md index 3554533a..d10a130a 100644 --- a/notes/数据库系统原理.md +++ b/notes/数据库系统原理.md @@ -94,7 +94,7 @@ T2 读取一个数据,T1 对该数据做了修改。如 T1 读取某个范围的数据,T2 在这个范围内插入新的数据,T1 再次读取这个范围的数据,此时读取的结果和和第一次读取的结果不同。 -

+

## 解决方法 diff --git a/notes/面向对象思想.md b/notes/面向对象思想.md index 5ab84adf..8cd324cb 100644 --- a/notes/面向对象思想.md +++ b/notes/面向对象思想.md @@ -115,7 +115,7 @@ - 减轻维护的负担:可以更容易被程序员理解,并且在调试的时候可以不影响其他模块 - 有效地调节性能:可以通过剖析确定哪些模块影响了系统的性能 - 提高软件的可重用性 -- 减低了构建大型系统的风险:即使整个系统不可用,但是这些独立的模块却有可能是可用的 +- 降低了构建大型系统的风险:即使整个系统不可用,但是这些独立的模块却有可能是可用的 以下 Person 类封装 name、gender、age 等属性,外界只能通过 get() 方法获取一个 Person 对象的 name 属性和 gender 属性,而无法获取 age 属性,但是 age 属性可以供 work() 方法使用。 diff --git a/pics/72fe492e-f1cb-4cfc-92f8-412fb3ae6fec.png b/pics/72fe492e-f1cb-4cfc-92f8-412fb3ae6fec.png new file mode 100644 index 0000000000000000000000000000000000000000..748980c42e969b67d0018a26f9d5134ac47c8e6b GIT binary patch literal 13312 zcmeHuc~n!`w`PYyM7zQDL%Ak-zN`X>jP#Hyt z0)omA#voIoP>3cB0zx1WB4A_)VF(b&+&4kXTHU?gd)@v1c>U{kEtc!vd-gu(?7h!E z`+VoiZM#!Pl@)(h1c5-x*2fN?27y*EK%kZTR?7o#(jYUx0ROGHdiv-=P)WPyIPma; z&jFhQAW&JNlF)M%@VqAYn9EfVXkC-^Z$(Scvx^|m?j`HP2hLpcU=K(VH5al*FN<%B zu1li+(k0A%iTNR865&n#;iu*!x?Tfc&g(K^X|JuIV zF7W)~%;1-RcFlI=?!)iyEe*fgeq>nl%KF1aCs+Db*}Hq#kSNo^$B1Mw2xOFtS^@Ii%v1tdQgq=Ukn0iN zO3?e=WOdMu)c@V4$Bn>X9}Sa$^i9PhqG5H?TQxPc^15lFS>$xX;+qpI{<1^Fz$3<= zQciX6Zk1=oojxnS$gXCzhfVg~0~es8mh!Va>$=Z{n65I{NCxL$XnH;-@#y??nrK;F zw6E!Cg63vy6~BFNh3sp2@25*OQwQi4NO`rfRO>yOU6Yq$GMN2OP{t{K3Td2Gwa<_9 zXtfU!ZF?UckfiC=WNC)>zW)Lx8j1bU&U(5X3F0<>Li(EbnkKbHe zunl)0a%aavLP2d8V!99V za)Nyq_MYk7(i=}0t?rmv+2$G3eTcX2-0zhU4L-Dj{1;y`d~ogy5%;-~Lygh1_dw5X zZa%evX?8wh;0-KmFXc&bVShmazGhI@8Q9 z;>BCo*{6`R87s3h}S0+rQbAwZ;^{rZ3;(iHB^tN(wBo+E&V|3NKF~QzP*ZlG z&*F3_JHCJ(7&nP5dFxuq6^R2AahxhRD{Nvjm|;$<_n6Z;iv1l5-XmwIbq6Eg}5Z(K?rsst<(3i$AB5Y1N*x>aI& zFX3intL47dU>cxz4wqbUeeO%|;J)V~Uo0UA`jf&lz-)l;&es;yBIyLjScs-88wW^O zv9dimgv^thq~~)(0gxG@K=CzqqYt{;2Vh%&~$LO|4s_v>VfWMh{F-CE8Z z8F0R)U~OgG<|z}h`UbyG^Vf^{^ACAEUgOYO*@A3&wem8sY!CBt){9)D#Lk5B($XXq z7KFrW>)efDgT_o?O%aFv%Mh)>K;HR4c=<9tZJGimnR_U1QPp?P^c3l^pP=kBB^R}T z*2h$s8o&%`y6`Q?0a*M^Xl3XDD*~>(c-T5}WPeh4WF!B_1`T+0E zAzqG&hU+TJ2wlcCV0<}8YfUO6epvfWveUmFcxJ1A`#wx@B3=36@2}GfwD%KDCZN1n zS+_>~!vPI-CxLEg&Sxw45;GWPgzo($An9R*C0ysU!x;kg6v{nTJX-%gW%Enju;bL{Lv`WPgR`eWddo(ma5%e}O1~v658D>Xy9limaM>E*RY~i~5N)!0 zm8Mykp$<(>Vcp%dmB-dB&j`hX&b*TQhh{uh#9C{V^!u{Nu1ZUO`iRVo1rL$F3%Z-W znJow6(*J&90sglsz;F@mZ#!6#=>CTaRX&1}w3ii)ITU}7fKDBU(kDHm=5k+y!*$;0 z2SB-c!rxXWq84HoR($h;S@=|IY#0K8_->K%%F4sv%{V-K0a^(r2|3@*h@caYy!Y8= z;ep?Uu80<>qlY5JLf${jCKRHemFhdsZTfB~VEg5N^%jDXit=Tk=Gy)t@$ut1KmzQc z`CTG_R;i~$TV!Cd-+Q|tR|q<`VcE>U+|jbY)$i_ZH7SkYZ?=3W>)}j3#JT^~M7$HI z>#)qVyG57oDHmawtN(7G(o-7M6N~(&i>wQO3}jotCuj0udFSN{VWprgHZtXk<2Gld zV;CxM8n<0ddo^LJq}FMQ;;6n~UV1w#%FFK?85-V|=K#Blz@U z1-=@>V))}aneuZ-nErClfshG6krjmFCr+Fgd73sk*kA^8$FG@Ny=iQ_%(2nyG=EQ0 zd5TG+O8Q?}GYfMF-N{TQb5;*j8zYNEy@qW6o6igGwMj#r33yTy>@IRG%~`4N-d#56 z}w_oqhN zI>>z;fIp}CMFDQXv;^G%EC-6BYvSD%Av!Xv?;E!-(r%+A4PK!b@gzYF3%x>#qTJfN zo6>kOY*+h>Cgr0I<)LENsNI==bOL0ZDDgYZI(2^iub_`sz;%% z18Q=Uy?{A)^m8n(e17{vW81-)`v&;>-DZ*8$!qIxNQ3phApOkY;{13wPt|*BBGE^(WJ@ADdhj3z zBeHUB-T4j)WS}yJWUqbd^AdUU1T9`D4&ve2Ad9Ah>lK-C+hqy+)^8ih>NYvj{I|whHyQj; z7WeD#+v&ph-j;f1+iy?oh`#HkE~C!OB&qTS#tJD^hRY+XEBZgi%WB%9S-tKCelf?c*#uWtB`HVkBmjgob8U zr3%mk3(Ovvn;Vsjo_P|4r}=EsdXPm;=m^?l?rlY{>=vZv;12YBvk|MSnPa4{+pLot z*c#VsU)0)ozlt48Y06n#b%{kI78t<=HMFvg0~w`z?TOqytPA((WjvgJ$~SrXkaPd| z8&|~BuJZ0Fvk+8B?Lc}gWX$od;|tGsw1^>2>84^|Q7tB;c?xtZ+J`>YN!`|`T|c)Wd7pTvQOk)h@P)+twKQVA`*3rccEtWY#4oRw{JE3&oYj_oSxY$ z7|b_jYMZq*J0_vUfPWG2HnI)OdrN&Q zRgiVQ8ftDW>KVuuf{uqtn6P_ibssbU2SI(giHpuE8L7lYSqR&B@*9Ho*FtQZQKH{oxf zSUeZrAwkXKhp|u$e5mYF4WoeJ@lrXi*bDI#fnaKQ#8|Oti(^!kw06O!M37w~^`-qLq?(aTuOinG=ur;dCI9}`&;-#J6u6)U*QA02jg5B{dp?Gqy zqzYU#6G>Pox>cC~OPCq;D$7}uc!(k*2s=ui{jMs=@W*n|bmKlQWoJ`PC^B;BGTm6f zSrE(@u>9!-#a;!mWujZ7K(9h$TaD!fy?I`vL>ONX_^f!-O%yvy0FGNlc!KoH&^r3El{=0#At22X#XVF)0{bXye16vu&xn98pR@Uz zXV#XWntm-Ci}?_kltO}u;)HMZ-wiy;j-ei9#XhYZ+{kX3E}RsUEoop35_9?@2n{(G zKI|@bn@78LIuE%7;4n2{;x6%(845epAqzUb`vZ3YZ&WeelmNb~>X*e?fNjumBNd_8 zOW%#I%V4xgbN1uS(V%w-NUPjX z;T8H|-kh@#8hVm&j@3_Gn9ifvl~L@0cyGepgC&a26**V6CUjt+VJ9(J*07ElAvq7% zvUfQrW*>mDPttCuI6Ai;YK_3EeM_bH9Z%2e2K(wogt+hf_U>OWz5aU}!f!6bqlwyW z_+8lRi&2dldcdv)6MgXEu*CfpJ}nzod;m7@2N!wSrlIVtI3Qf}{758g(NVCCIS(=X-9=?`B-%GzUoF*sXQqZU~dg^Dn9K zHdnTk)_K;cc*C7Lzc~GTFedd-?7H|JE7B+X%DnoyYrocXk0$@nikAZ*ZO14CB%PD7fS0JXl{d8e zQ$juVCUUF*crGcm{AjsVh57is-4B6tmb7gLhjRs5eaE9o*=Ij0-g)#jfIU3};JmKS zjE174Rbu-R@wASXzkBOCW*ktvZn2552*+TcI7W1Iv`~Vn5yR&rU;BRj=+3{XX+lB_ zg%0-TqU-?>Ft4p6c$0UnRx(&0IP%SpH@Tt4^<87azV;Cg9NZ^g6qb;ETqL8RgIw9` zX1fM1&A^FCvKp3#<3>&t(xrv8fhjZY z$^M9WU&7^)H^N%m+RV(rT0H?1jNMQCTzgwK_n0ql?`fSaerLwVwfdo2~}B}+FaW3iP< zB333z8{8aWPuz6BMLW`vM8xvq>J)=!ti!KxvE~_Y4L8jnG zN8;MreP$7Td$B?o??L7f3BLfR2j8-j3~A_NJ`FkB#dJGUPmUlvjT)JvPp`10mF#}L zSG4#T-6yU(Szr(7b~j+aCAbIu2^vA0tR!GppD|fic@(F_bql&>WAVq=r{aA^7p#1? 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