2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Dab tsi ntawm cov hauv qab no yog piv txwv rau kev nthuav qhia postfix? Piav: abc+de-+ is a postfix expression.
Yuav ua li cas yog lwm lub npe rau ib tug postfix qhia?
Reverse Polish notation (RPN), tseem hu ua Polish postfix notation los yog yooj yim postfix notation, yog ib tug lej sau nyob rau hauv uas cov neeg ua hauj lwm ua raws li lawv operands, in contrast to Polish notation (PN), uas cov neeg ua haujlwm ua ntej lawv cov haujlwm ua haujlwm.
Puas yog tus sawv cev ntawm qhov kev qhia no yog dab tsi?
Postfix notation tseem hu ua 'suffix notation' thiab 'reverse polish'. Postfix notation yog kab sawv cev ntawm tsob ntoo syntax. Nyob rau hauv postfix notation, ib qho kev qhia yuav sau unambiguously yam tsis muaj kab lus. Qhov zoo tib yam (infix) txoj kev sau cov lej ntawm x thiab y yog nrog tus neeg teb xov tooj hauv nruab nrab: xy.
Qhov twg hauv qab no yog daim ntawv kho mob raug raug?
Qhov kev sib npaug tuaj yeem ua tiav rau qhov tshwm sim thiab qhov seem operand C. Qhov kev qhia postfix zoo yog ces A B + C.
Qhov twg hauv qab no yog infix qhia?
Dab tsi ntawm cov hauv qab no yog kev qhia infix? Piav: (a+b)(c+d) is an infix expression.
Pom zoo:
Puas yog cov dab dab dab dab dab dab dab dab dab dab dab dab?
Myth: Ib tug dab tshos tsis yog neeg ncaj ncees yog tiasnws haum yog. Fact: Tu siab, qhov no yog ib lo lus tsis tseeb uas tau raug perpetuated los ntawm aversive trainers. Txawm hais tias haum rau lub caj dab kom zoo khawb rau hauv cov tawv nqaij rhiab nyob ib ncig ntawm lub caj dab, uas ua rau muaj kev puas tsuaj loj rau cov thyroid, esophagus, thiab trachea.
Ib qho ntawm cov hauv qab no yog cov piv txwv ntawm cov lus pom zoo rau huab cua?
Cov kws tshawb fawb tau paub txog ntau qhov kev tawm tswv yim zoo hauv kev nyab xeeb. Ib qho piv txwv yog melting ice. Vim tias cov dej khov muaj lub teeb-xim thiab muaj kev cuam tshuam, feem ntau ntawm cov hnub ci uas tsoo nws tau rov qab mus rau qhov chaw, uas txwv qhov kub ntawm qhov nws ua rau.
Dab tsi ntawm cov hauv qab no yog qhov piv txwv ntawm kev ntsuas tsis yog ntsuas?
Cov kev xeem uas tsis yog ntsuas suav nrog Chi-Square, Wilcoxon qeb-sum test, Kruskal-Wallis test, thiab Spearman qhov kev sib raug zoo. Ib qho piv txwv ntawm qhov ntsuas tsis yog ntsuas yog dab tsi? Qhov tsuas yog qhov ntsuas tsis yog qhov koj yuav tuaj yeem hla hauv qib qis yog qhov ntsuas chi-square.
Dab tsi ntawm cov hauv qab no yog qhov piv txwv ntawm kev lees paub tseeb?
Piv txwv: Thaum raug cuam tshuam, "Thov txim, kuv xav ua kom tiav qhov kuv hais." Empathic Assertion Kev lees paub ntawm lwm tus neeg qhov xwm txheej lossis kev xav ua raws li lwm nqe lus sawv cev rau tus neeg hais lus txoj cai. Piv txwv:
Dab tsi ntawm cov hauv qab no yog piv txwv ntawm kev sib raug zoo rau kev ua txhaum?
Qhov piv txwv classic ntawm kev sib raug zoo tsis sib npaug ntawm qhov ua rau tuaj yeem pom nrog ice cream thiab -- tua neeg. Ntawd yog, tus nqi ntawm kev ua phem txhaum cai thiab tua neeg tau paub tias dhia thaum muag khoom khov ua. Tab sis, xav tias, muas ice cream tsis tig koj mus rau hauv ib tug neeg tua neeg (tshwj tsis yog lawv tsis yog yam koj nyiam?