5 Xaiv Rau Cov Classic To-do Npe

5 Xaiv Rau Cov Classic To-do Npe
5 Xaiv Rau Cov Classic To-do Npe

Video: 5 Xaiv Rau Cov Classic To-do Npe

Video: 5 Xaiv Rau Cov Classic To-do Npe
Video: Optional или как избавиться от NPE в Java / жизнь без Null Pointer Exception реальна? 2024, Plaub Hlis Ntuj
Anonim

Daim ntawv teev cov yuav tsum tau ua yog qhov cuab yeej uas yuav tsum ua rau koj cov hauj lwm tau zoo. Nws npaj haujlwm rau hnub ntawd thiab kev xav, txhawb nqa lawv kom ua tiav. Txawm li cas los xij, hauv kev coj ua, xws li cov npe tsis ib txwm ua haujlwm thiab tsis yog rau txhua tus, vim hais tias cov qauv classic tsis haum rau txhua tus. Muaj hmoo, muaj lwm txoj kev xaiv.

5 Xaiv rau cov classic to-do npe
5 Xaiv rau cov classic to-do npe

Cov npe ntawm cov haujlwm nyob rau hauv Askiv yog hu ua to-do-list, lub npe no kuj tau dhau mus rau hauv Lavxias thiab tau siv nrog rau li ib txwm. Thiab tsib yam tseem ceeb tshaj plaws los tuav cov npe muaj xws li:

  • Ntsiab Cai "1-3 "5";
  • Mos Xaj Xov Xwm;
  • Los tiv thaiv-ua;
  • Zen system ntawm cov khoom lag luam;
  • Cov ntawv txwv.

Txoj cai 1-3-5 pauv lub hauv paus ntawm cov haujlwm ua nyob hauv lub sijhawm qub. Feem ntau, nws mus los ntawm tus lej ntawm 1 txog infinity. Thiab hauv "1-3-5" koj yuav tsum sau tsuas yog ib qho haujlwm tseem ceeb hauv ib hnub. Rau nws yog ntxiv 3 lub zog ntawm nruab nrab qhov tseem ceeb thiab ntim, thiab 5 me me. Cov me me - cov uas tuaj yeem muab ncua mus txog tag kis yog tias hnub no tsis muaj lub zog txaus. Daim ntawv "1-3-5" tau sau rau yav tsaus ntuj, yog li tom qab yav sawv ntxov koj tuaj yeem pom dab tsi nyob hauv cov txheej txheem.

Yog tias qhov haujlwm tso ua haujlwm zoo, thiab tsis muaj lub sijhawm los twv seb cov dej num yuav tiav li cas, peb lossis tsib xyoos tuaj yeem ua qhov seem. Qhov no ua rau cov ntawv hloov tau.

Cov Ntawv Sau Xov Xwm Bullet yog ib qhov system uas npaj cov ntawv teem sijhawm nrog rau tus qauv hluav taws xob. Yuav kom siv nws, koj xav tau:

Teev cov nplooj ntawv hauv lub chaw muag mis nyuj.

  1. Ntawm nplooj ntawv thib ib, tsim cov ntawv sau cov ncauj lus uas yuav pab koj pom cov ntaub ntawv koj xav tau thoob plaws phau ntawv sau hnub qub.
  2. Tsim daim qhia hnub rau ib hlis los ntawm cov xwm txheej uas yuav tsis hloov pauv.
  3. Ntawm lwm nplooj ntawv, tsim ib cov npe yuav tsum ua rau lub hlis no.
  4. Nws yog ib qho tseem ceeb uas yuav tau siv cov lus sau cia rau hauv cov ntawv rau lub hli, thiab rau hnub, thiab hnub ntawd.
  5. Tab sis qhov tseem ceeb tshaj plaws yog suav nrog nplooj ntawv hauv cov txheej txheem ntawm cov ntsiab lus.

Anti-to-do sau nyob rau hauv khiav ua ke nrog cov classic ua-npe sau. Qhov no yog ua kom nyob tau yam muaj siab. Cov neeg poob nws thaum lawv pom tias tawm ntawm lub phiaj xwm 10 lawv tau ua 5 yam nkaus xwb. Ua haujlwm tiv thaiv kev ua haujlwm raws li lub hauv paus ntsiab lus uas nyob rau hauv txhua rooj plaub txhawb nqa kev txhawb zog, vim tias qhov tau ua tiav dab tsi tau muab sau rau ntawm cov npe ntawd.

Piv txwv li, ib tus neeg npaj sau peb tsab xov xwm, rov qab dai daim ntaub thaiv, coj tus dev mus taug kev, thiab coj nws mus rau tsiaj. Thiab nyob rau yav tsaus ntuj, raws li cov npe qub ntawm cov haujlwm, nws pom tias nws tsis muaj sijhawm los sau ib tsab xov xwm tawm ntawm peb thiab tsis tau txais rau tus kws kho tsiaj. Tab sis, saib ntawm kev tawm tsam, tus neeg no pom tias nws sau 2 ntawm 3 kab lus hauv ib hnub, rub cov ntaub thaiv thiab taug kev nrog tus dev. Nws zoo siab. Thiab nws xav ua txawm ntau dua tag kis. Kev ua siab ntev txuas ntxiv.

Lub Koom Haum Zus Ua Haujlwm yog txheej txheem uas txhim kho tus kheej cov haujlwm. Yuav kom siv nws, koj xav tau:

  1. Faib cov npe ua haujlwm los ntawm cov chaw: haujlwm, haujlwm, haujlwm hauv tsev, thiab lwm yam Thiab nyob rau txhua ntawm cov npe, nkag mus rau cov haujlwm uas cuam tshuam rau nws thaj chaw xwb.
  2. Cov npe yuav tsum tau hloov tas li. Yog li ntawd, nws raug nquahu kom koj ib txwm nqa koj lub xov tooj, ntsiav tshuaj lossis phau ntawv sau nrog koj nyob rau hauv thiaj li yuav sau cov haujlwm lossis cov tswv yim uas tshwm sim dheev.
  3. Cov haujlwm yuav tsum tau ua tiag tiag thiab tseem ceeb.

Xws li lub kaw lus cia koj tsom rau kev nqis tes ua thiab phiaj xwm tam sim no, raws sijhawm.

Nres cov npe, raws li nws zoo nkaus li thaum xub thawj siab, hauv lawv lub ntsiab tsis sib xws nrog rau-ua-npaj. Txawm li cas los xij, hauv kev muaj tiag, qhov no tsis yog.

Daim ntawv teev tseg yog ua raws cov ntaus sijhawm uas siv sijhawm. Cov kab hauv qab yog tias cov npe zoo li no yuav tsum muaj cov khoom uas tib neeg xav kom pov tseg: tsis txhob noj khoom qab zib thaum hmo ntuj, txiav luam yeeb, tsis siv kev sib raug zoo thiab lwm yam. Daim ntawv teev npe no ua rau nws ua tsis tau tsuas yog kom tshem tawm cov kev coj ua tsis raug, tab sis tseem yuav pom dab tsi rub ib tus neeg.

Yog tias koj sau cov ntawv sau tseg tsis tu ncua, koj tuaj yeem nyeem lawv thaum xyoo kawg thiab ntsuas seb tau ua tiav npaum li cas thaum lub sijhawm no. Txawm li cas los xij, txhawm rau kom ib daim ntawv ua haujlwm tau zoo, nws yog ib qho tsim nyog yuav tsum tau coj mus rau lub sijhawm: suav pes tsawg lub sijhawm ua haujlwm txhua qhov kev coj ua tsis zoo, thiab teeb tsa lub sijhawm ntawm nws. Piv txwv li, tsis pub ntau tshaj 2 luam yeeb hauv ib hnub lossis tsis pub tshaj 20 feeb rau kev tshaj xov xwm. Qhov txwv yuav tsum maj mam txo.

Pom zoo: