Puas yog Scratch yog hom lus siab?

Video: Puas yog Scratch yog hom lus siab?

2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47

Kos yog ib qho block-based visual programming lus thiab cov zej zog online tsom rau cov menyuam yaus. Cov neeg siv ntawm lub xaib tuaj yeem tsim cov phiaj xwm online siv qhov thaiv zoo li kev sib tshuam. Cov kev pabcuam yog tsim los ntawm MIT Media Lab, tau muab txhais ua 70+ yam lus , thiab yog siv nyob rau hauv ntau qhov chaw ntawm lub ntiaj teb no.

Tsis tas li ntawd, Scratch yog hom lus qis?

Programming . Kos yog ib qho tseem ceeb programming lus uas siv cov blocks tsis yog cov ntawv nyeem. Qhov no ua rau Kos yooj yim kawm thiab siv tau yooj yim, thaum tseem tab tom txhim kho cov laj thawj uas tuaj yeem siv tau qis - qib lus.

Ib tug kuj yuav nug, dab tsi yog qhov kev txwv ntawm khawb?

1) Qhov tsis zoo ntawm khawb yog tias lwm tus tuaj yeem nqa yam koj tau tsim thiab ua rau lawv tus kheej. Qhov no yeej hu ua remix.
2) Lwm qhov tsis zoo yog cov neeg siv tsis muaj kev cob qhia thaum siv khawb. Qhov no tuaj yeem yog sawv cev ntawm tus kws qhia ntawv thiab cov tub ntxhais kawm.
3) Cov kws qhia ntawv tsis tuaj yeem saib xyuas cov tub ntxhais kawm tsim dab tsi hauv kos.

Tsis tas li ntawd, kos sau rau hauv dab tsi?

Kos yog sau rau hauv Squeak, qhov qhib qhov kev siv ntawm Smalltalk-80 hom lus. Cov Kos qhov chaws tau tshawb pom zoo tshaj plaws siv qhov browser thiab lwm yam cuab yeej hauv Squeak programming ib puag ncig.

Vim li cas peb khawb?

Nrog Kos , koj tuaj yeem tsim koj tus kheej cov dab neeg sib tham, kev ua si, thiab cov animations - thiab qhia koj cov kev tsim nrog lwm tus hauv zej zog online. Kos pab cov tub ntxhais hluas kawm txawj xav, txawj xav, thiab ua haujlwm sib koom tes - cov txuj ci tseem ceeb rau lub neej nyob rau tiam 21st.

Pom zoo:

Thaum koj reboot koj lub kaw lus lub computer ua raws li pib cov lus qhia khaws cia rau hauv hom kev nco Pawg ntawm cov lus teb xaiv?

Teb Cov Kws Tshaj Lij Tshaj Lij Tshaj Tawm Ib lub khoos phis tawj pib cov lus qhia tau muab khaws cia rau hauv hom nco hu ua Flash. Flash nco tuaj yeem sau rau thiab nyeem los ntawm, tab sis nws cov ntsiab lus tsis raug tshem tawm tom qab lub khoos phis tawj kaw. Lub cim xeeb Flash no feem ntau hu ua BIOS (Basic Input Output System)

Lub hom phiaj ntawm hom lus hom lus yog dab tsi?

Hom Lus Specification. Ib Hom Lus Qhia Tshwj Xeeb (CLS) yog ib daim ntawv uas hais tias yuav ua li cas cov khoos phis tawj tuaj yeem hloov mus rau hauv Cov Lus Qhia Nruab Nrab (CIL) code. Thaum ntau hom lus siv tib bytecode, qhov sib txawv ntawm qhov kev pab cuam tuaj yeem sau ua hom lus sib txawv

Cov kws paub txog kev puas siab puas ntsws feem ntau xav nkag siab txog dab tsi?

Hauv lwm lo lus, kev paub txog kev puas siab puas ntsws xav txog qhov tshwm sim hauv peb lub siab uas txuas kev txhawb nqa (cov tswv yim) thiab cov lus teb (tso tawm). Cov kws paub txog kev puas siab puas ntsws kawm cov txheej txheem sab hauv uas suav nrog kev nkag siab, kev mloog, lus, kev nco, thiab kev xav

Puas yog sau ib hom lus ntawm kev sib txuas lus?

Peb cia siab rau kev sib txuas lus los ntawm kev sib txuas lus nrog ib leeg thiab txhim kho raws li tus neeg. Lo lus hais lus sib txuas lus feem ntau evokes lub tswv yim ntawm kev sib txuas lus, tab sis kev sib txuas lus sau ntawv kuj yog ib feem ntawm kev sib txuas lus. Kev sib txuas lus hais lus thiab tsis hais lus tuaj yeem hais thiab sau