Video: PDB yog dab tsi hauv Python?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Qhov module pdb ib txhais ib qho kev sib tham sib qhov chaws debugger rau Python cov kev pab cuam. Nws txhawb kev teeb tsa (tso cai) cov ntsiab lus tawg thiab ib qho kev nce qib ntawm cov kab hauv paus, tshuaj xyuas cov kab ke, cov npe teev npe, thiab kev ntsuam xyuas ntawm arbitrary Python code nyob rau hauv cov ntsiab lus ntawm tej pawg ncej.
Ntxiv mus, PDB ua haujlwm li cas?
Qhov tseem ceeb pdb ib Commands Sau tus nqi ntawm ib qho kev qhia. Zoo nkauj-print tus nqi ntawm ib qho kev qhia. Txuas ntxiv mus kom txog rau thaum kab tom ntej hauv txoj haujlwm tam sim no tau mus txog lossis nws rov qab los. Tuav txoj kab tam sim no thiab nres ntawm thawj lub sijhawm ua tau (xws li hauv kev ua haujlwm uas hu ua lossis hauv kev ua haujlwm tam sim no).
Tsis tas li ntawd, kuv yuav tawm PDB li cas? Txhawm rau pib ua tiav, koj siv cov lus txib txuas ntxiv lossis c. Yog tias qhov kev zov me nyuam ua tiav, koj yuav raug coj rov qab mus rau ( Pdb ) tam sim ntawd qhov twg koj tuaj yeem rov pib ua haujlwm dua. Hauv qhov no, koj tuaj yeem siv tawm / q lossis Ctrl + D rau tawm tus debugger.
Raws li, koj ua li cas breakpoint hauv Python?
Nws yooj yim rau teeb a breakpoint hauv Python code rau i.e. tshuaj xyuas cov ntsiab lus ntawm qhov sib txawv ntawm ib kab. Ntxiv import pdb; pdb ib. set_trace() ntawm cov kab sib txuas hauv Python code thiab ua nws. Qhov kev tua yuav nres ntawm qhov breakpoint.
PDB sawv cev rau dab tsi?
Program database ( PDB ) yog hom ntaub ntawv muaj tswv (tsim los ntawm Microsoft) rau khaws cov ntaub ntawv debugging txog ib qho kev pab cuam (lossis, feem ntau, cov kev pab cuam xws li DLL lossis EXE). PDB cov ntaub ntawv feem ntau muaj ib. pdb ib txuas ntxiv. A PDB cov ntaub ntawv feem ntau yog tsim los ntawm cov ntaub ntawv qhov chaw thaum muab tso ua ke.
Pom zoo:
Dab tsi yog siv hauv ncoo hauv Python?
Lub hauv ncoo. Pillow yog Python ImagingLibrary (PIL), uas ntxiv kev txhawb nqa rau qhib, tswj, thiab txuag cov duab. Cov version tam sim no txheeb xyuas thiab nyeem ntau hom ntawv. Kev them nyiaj yug sau yog txhob txwm txwv rau lawv feem ntau siv sib hloov thiab nthuav tawm cov qauv
W3c yog dab tsi Whatwg yog dab tsi?
Lub Web Hypertext Application Technology Working Group (WHATWG) yog ib lub zej zog ntawm cov neeg nyiam hloov kho HTML thiab lwm yam technologies. WHATWG tau tsim los ntawm cov tib neeg los ntawm Apple Inc., Mozilla Foundation thiab Opera Software, ua tus neeg muag khoom Web browser, hauv 2004
Yuav ua li cas yog ib tug txheej txheem nyob rau hauv lub operating system dab tsi yog ib tug xov nyob rau hauv lub operating system?
Ib tug txheej txheem, nyob rau hauv cov nqe lus yooj yim tshaj, yog ib tug executingprogram. Ib tug los yog ntau tshaj threads khiav nyob rau hauv cov ntsiab lus ntawm cov txheej txheem. Ib tug xov yog ib qho tseem ceeb chav tsev uas theoperating system faib lub sij hawm processor. Lub threadpool feem ntau yog siv los txo tus naj npawb ntawm cov ntaub ntawv thov thiab muab kev tswj hwm ntawm cov neeg ua haujlwm threads
Dab tsi yog txoj hauv kev virtual thiab txoj hauv lub cev hauv asp net?
Ua ntej tshaj, cia peb tau txais cov ntsiab lus ntawm ob qho tib si. Txoj kev lub cev - Qhov no yog txoj hauv kev tiag tiag cov ntaub ntawv nyob ntawm IIS. Txoj kev Virtual - Qhov no yog txoj hauv kev kom nkag mus rau cov ntaub ntawv uas tau taw qhia los ntawm sab nraud ntawm IIS daim ntawv thov folder
Dab tsi yog qhov tsis muaj dab tsi hauv Java?
Pej xeem txhais tau hais tias txoj kev pom thiab tuaj yeem raug hu los ntawm lwm yam khoom ntawm lwm hom. Lwm cov kev xaiv yog tus kheej, tiv thaiv, pob thiab pob-private.Qhov no txhais tau hais tias koj tuaj yeem hu rau txoj kev zoo li qub yam tsis muaj kev tsim anobject ntawm chav kawm. void txhais tau hais tias txoj kev tsis muaj nqi