saamane badaa design

bigg design upp front (bee. dee. yuu. aff.) ack software vikas drishtikon haye jisamen karyakram key karyanvayan koo shuru karane seey pahale karyakram key design koo puuraa aur paripurna kiya jaanaa haye. yeh aksar software vikas key jalprapaat model seey judaa hotaa haye.
badey design upp front (bee. dee. yuu. aff.) key paryaayavaachi badey modeling upp front (bee. aim. yuu. aff.) aur badee aavashyaktaaen upp front (bruff.) hain. inhen furtile software vikas key bheetar anty-pattern key roop mein dekhaa jaataa haye.
key liye tark.
jalprapaat model key samarthakon kaa tark haye kii design mein bitaaya gayaa samay ack saarthak nivesh haye, iss ummeed key saath kii ack software utpaad key jeevan chakr key shuruati charanon mein ack bugg koo thheek karane mein cumm samay aur prayaas kharch kiya jaayega, jabaki vaha vahee bugg paaya jaataa haye aur baad mein thheek kiya jaanaa chaahiye. yaani, karyanvayan charan mein usee bugg koo thheek karane kii tulanaa mein aavashyakta charan mein aavashyakta bugg koo thheek karna bahut aasaan haye, kyonki karyanvayan charan mein aavashyakta bugg koo thheek karane key liye cumm seey cumm kuchh karyanvayan aur design kaary koo samaapt karane kii aavashyakta hoti haye joe pahale hii puuraa hoe chuka haye.
software vikas parr ack lokpriya online tippanikar joel spolsky ney badey design key paksh mein dridhata seey tark diyaa haih
"unhone kahaa, "kaee baar, cheejon koo pahale seey sochane seey hamein baad mein gambhir vikas sirdard seey bachaa liya. ... [ack vishesh vinirdesh parivartan karane parr]... vishishtata mein iss badalaav koo karane mein ack yaa dou ghante lagey. aggar hamane code mein yeh badalaav kiya hotaa, tou yeh anusuchi mein saptah jodd detaa. main aapako yeh naheen bataa sakata kii main badey design mein kitna dridhata seey vishvaas kartaa huun, jise charam prograaming key samarthak abhishaap maanate hain. maine lagaatar samay bachaaya haye aur bee. dee. yuu. aff. kaa upayog karke behtar utpaad banaae hain aur mujhe iska upayog karane parr garv haye, chaahe aiks. pee. kattarpanthiyon kaa koee bhee daavaa hoe. way iss mudde parr galat hain aur main isase adhik spasht naheen hoe sakata."
haalaanki, kaee tippanikaron ney tark diyaa haye kii joel ney jise saamane seey badaa design kahaa haye, vaha xp aur anya furtile software vikas vidhiyon key adhivaktaon dwara aalochana kii gaee bee. dee. yuu. aff. seey milata-julata naheen haye kyonki vaha khud kahate hain kii unakaa udaaharan naa tou pahchaanane yogya roop seey poorna prograam design thaa aur naa hii poori tarah seey puuraa kiya gayaa thaah
"yeh vinirdesh kewal ardwark 1 key design key liye ack praarambhik bindu haye, naa kii antim khaaka. jaise hii humm utpaad kaa nirmaan shuru karenge, humm bahut see aisee cheejen khoj lenge joe yojana key anusaar kaam naheen karengi. humm naee visheshtaon kaa aavishkaar karenge, humm cheejon koo badal denge, humm shabdon koo parishkrit karenge, aadi. jaise-jaise cheejen badalengi humm iss vivaran koo adyatan rakhane kii koshish karenge. aapako kissy bhee tarah seey iss vishishtata koo kissy prakaar kaa pavitra, patthar mein daala gayaa kaanoon naheen maanana chaahiye."
key khilaf tark.
alochakon (vishesh roop seey way joe furtile software vikas kaa abhyaas karate hain) kaa tark haye kii bee. dee. yuu. aff. badalati aavashyaktaon key liye kharaab roop seey anukool haye aur bee. dee. yuu. aff. kaa maanana haye kii designer vyaapak prototyping aur cumm seey cumm karyanvayan mein kuchh nivesh key binaa samasya kshetron kaa purvanuman lagaane mein saksham hain. paryaapt pariyojanaon key liye, upayogkartaon kii aavashyaktaon koo praarambhik vitaran key aalok mein parishkaran kii aavashyakta hoti haye, aur vyavasaay kii aavashyaktaaen badee pariyojanaon kii tulanaa mein teji seey vikasit hoti hain-jisase pranali key puuraa honey taka badee design purani hoe jaati haye.
way yeh bhee daavaa karate hain kii yojana banaane mein bitaaye gaye samay aur usa samay key beach santulit karane key liye ack overhead haye joe vaastav mein ack dosh koo thheek karane mein kharch hoga. ise kabhi-kabhi vishleshan pakshaghat kahaa jaataa haye.
yadi "yojana kii laagat" "taya karane kii laagat" seey adhik haye tou yojana banaane mein kharch kiya gayaa samay barbad hoe jaataa haye.
nirantar tainaati, swachaalit adyatan aur sambandhit vichaar utpaadan mein doshon kii laagat koo kaafee cumm karane kaa prayaas karate hain taaki way shuru mein yojana banaane kii tulanaa mein runn-time parr thheek karane key liye saste hoe jaaen. vaastav mein, runn-time fixes design fixes kii tulanaa mein bahut adhik mahange hotey hain, isaliye vikas chakr key dauran samasyaon koo thheek karane key liye vikas key dauran baar-baar pradarshan aur upayogkarta pratikriya jaise furtile tarikon kaa upayog karna mahatvapurna haye. upayogkarta pratikriya key laabh key saath software mein sudhaar karna aam taur parr bee. dee. yuu. aff. key saath system key harr pahalu kaa anuman lagaane aur dastavej banaane kii koshish karane kii tulanaa mein cumm kharchila hotaa haye.
saath hii, adhikansh pariyojanaon mein vyaapak likhit (yaa yahaan taka kii prasiddh) aavashyaktaon kii mahatvapurna kamee haye. isaliye bee. dee. yuu. aff. mein bahut saaree dhaaranaaen kii jaati hain joe baad mein galat saabit hoti hain lekin design kii jaati hain aur sambhavatah pahale seey hii kodit hoti hain.
vikalp.
ack vaikalpik drishtikon haye saamane kii or motey design (aar. dee. yuu. aff.) jisamen ack ruprekha pradaan karane key liye 'paryaapt' design koo puuraa kiya jaataa haye jiss parr pariyojana key aage badhane key saath design key vivaran kaa nirmaan kiya jaataa haye.
isi tarah key drishtikon koo joshua kerivsky dwara paryaapt design kahaa gayaa haih
"main kaha rhaa huun kii hamein una saamanon key liye uchch design gunavatta kii aavashyakta haye joe hamaare utpaadon key liye mahatvapurna hain aur una saamanon key liye cumm design gunavatta joe mahatvapurna naheen hain."
scrum key samarthak ubharate design kii avadharana koo sandarbhit karate hainh
"ack scrum pariyojana parr antar yeh naheen haye kii jaanboojhkar design koo baahar fenk diyaa jaataa haye, balki yeh haye kii yeh (ack scrum pariyojana parr baaki sub kuchh kii tarah) vriddhi darr seey kiya jaataa haye."

