Faster asin() tun dogolen bɛ kɛnɛ kan

faster asin() tun dogolen bɛ kɛnɛ kan

porozɛw dilanni ni jago baarakɛcogo diɲɛ kɔnɔ, an ka teli ka tugu fɛnba nata kɔ : karamɔgɔya kura, kunnafonidilan barikamaba, walima mikrosɛrɛwisi jɔcogo gɛlɛn. An b’a miiri ko baarakɛcogo tɔnɔ ka kan ka bɔ fɛn caman Changements radicals, disruptions. Nka tuma dɔw la, ɲɛtaa minnu ka bon kosɛbɛ, olu bɛ sɔrɔ ni an bɛ baara kɛ ni fɛn jɔnjɔn minnu ye don o don, an bɛ segin ka olu sɛgɛsɛgɛ. O jiralen don kosɛbɛ ni jirali ye kɔsa in na jatebɔ jatebɔ la : arcsine baarakɛcogo jatebɔcogo teliyalen, nɔgɔman, asin(), min tun bɛ se ka kɛ jatebɔ siratigɛ la o waati bɛɛ nka a tun bɛ ɲinɛ a kɔ san tan caman kɔnɔ porogaramuw gafemarayɔrɔbaw kɔnɔ. O ye hakilijigin barikama ye ko ɲɛnabɔli tɛ kɛ tuma bɛɛ ka gɛlɛya fara a kan—a ka c’a la, a bɛ kɛ sira jɛlen, tilennen sɔrɔli ye. Jagokɛlaw fɛ minnu bɛ jɔ modulu plateformes kan, o sariyasun in ye sanu buguri ye.

baarakɛɲɔgɔnya dɔ musaka dogolen

asin() baarakɛcogo min bɛ segin kɛrɛ ye min sine ye jateden dilen ye , o ye baarakɛso ye forow la k' a ta ja ni robow la ka se kunnafonidilanw ma . San caman kɔnɔ, sariya waleyali minnu bɛ gafemarayɔrɔw la i n’a fɔ C ni C++ ta, olu tun bɛ baara kɛ ni formula gɛlɛn ye, min bɛ kɛ fɛn bɛɛ ye. O fɛɛrɛ in, hali n’a tun bɛ tiɲɛ dafalen na, a tun bɛ tali kɛ polinomi caman gɛrɛgɛrɛw ni cogoya bolofaraw la. Baarakɛcogo ɲuman kɔnɔ, yɔrɔ min na o baara bɛ se ka wele siɲɛ miliyɔn caman segin kɔnɔ simulasiw walima waati yɛrɛyɛrɛ jateminɛ pipelines kɔnɔ, o baara wɛrɛw bɛ fara ɲɔgɔn kan. Jateminɛ musaka, hali n’a ka dɔgɔ weleli kelen kɔnɔ, o kɛra takasi ye min ma kuma sitɛmu baarakɛcogo kan — impositi min bɛɛ tun sɔnna a ma sisan i n’a fɔ jago musaka.

jatebɔ nɔgɔya dɔ bɛ tulon caman Changé

boli in bɔra jatebɔ kolomaw lajɛ kokura la . Ɲininikalaw y’a faamuya ko jatebɔ min bɛ kɛ tuma caman na asin(x) yɔrɔ min na x bɛ -1 ni 1 cɛ, formula nɔgɔman, baarakɛcogo ɲuman bɛ se ka sɔrɔ ni arctangent baarakɛcogo ye, n’o ye atan() ye. Kɛrɛnkɛrɛnnenya la, asin(x) bɛ se ka jate iko atan2(x, sqrt(1 - x * x)). Mun na o bɛ teliya? Bi baarakɛminɛnw bɛ ɲɛnabɔ cogo kɛrɛnkɛrɛnnen na atan2() ani sqrt() baarakɛcogo la. Ni an bɛ baara kɛ ni nin fɛnɲɛnamafagalanw cikanw ye minnu labɛnna kosɛbɛ, o fɛɛrɛ kura bɛ tɛmɛn jatebɔ kɔrɔlenw fanba kan, minnu ka gɛlɛn kosɛbɛ. O kɔlɔlɔ kɛra baarakɛcogo ye min man nɔgɔn dɔrɔn nka a bɛ se ka teliya fo 1,5 fo siɲɛ 2 fɛnɲɛnamafagalan jɔnjɔnw kɔnɔ, o bɛɛ kɛra k’a sɔrɔ a bɛ tiɲɛni kelen mara.

ye "Elegance in design and efficiency in execution tɛ kɔfɛ miiriliw ye; u ye scalable systems jusigilan ye. Asin() maana b'a jira ko a ka c'a la, fura ɲuman ye min bɛ bɛn kosɛbɛ ni fɛnɲɛnamafagalanw ye minnu bɛ a kɔnɔ ani gɛlɛya jɔnjɔn."(Alimankan na)

Kalansenw ka ɲɛsin jagokɛminɛnw ma

Nin tɛ maana dɔrɔn ye min bɛ kɛ daɲɛgafe injiniyɛriw fɛ . O ye ɲɔgɔndan barikama ye bi jagokɛcogo la. Aw ka taabolo jɔnjɔn joli bɛ baara kɛ "legacy implementations" kan—baarakɛcogo gɛlɛnw, camanba minnu jɔra waati wɛrɛ kama, wa u ma jateminɛ kokura? Baarakɛcogo ni teliya ɲinini bɛ kɛ tuma caman na, o bɛ kɛ sababu ye ka tɔnw bila ka porogaramu caman kɛ, ka fɛn dilannen dɔ da min bɛ ɲɔgɔn ta, min ɲɛnabɔli ka gɛlɛn ani min bɛ teliya ka ladamu. asin() ɲɛnabɔli b’an kalan ka sira nɔgɔman, tilennen ɲini an ka sigida kɔrɔw kɔnɔ sanni an k’a miiri ko an mago bɛ sɛgɛsɛgɛli dafalen na.

o hakilila in bɛ kɛnɛba dɔ kɔnɔ i n' a fɔ Mewayz . Sani a k’i ka jago wajibiya ka kɛɲɛ ni porogaramuw ye minnu bɛ kɛ kelen ye, minnu ka gɛlɛn, Mewayz bɛ jago OS modulari di. A b’a to i bɛ se k’i ka baara jɔnjɔnw sɛgɛsɛgɛ ani k’u ɲɛnabɔ ka ɲɛ — i ka CRM, poroze ɲɛnabɔli, kumaɲɔgɔnya — i kɛtɔ ka baarakɛminɛn ɲumanw siri ɲɔgɔn na cogo la min bɛ se ka kɛ. I n’a fɔ asin() waleyali kura, a bɛ tali kɛ gɛlɛya kunntanw bɔli la ani ka sira teliyalen, cɛɲi dilan ka bɔ A la ka taa B la.

I ka "Faster asin()"

Jagokɛyɔrɔ bɛɛ bɛ ni yɔrɔw ye , fura nɔgɔman , teliyalen bɛ dogo yɔrɔ minnu na . Aw bɛ a daminɛ ni aw ka baarakɛcogo jateminɛ ye min bɛ kɛ tuma caman na ani minnu nafa ka bon kosɛbɛ. Kandida jɔnjɔn minnu bɛ kɛ ka ɲɛsin ɲɛtaa ma, olu ka teli ka kɛ ninnu ye :

• Dɔnniyaw dicogo : bololabaarakɛlaw ka kopi kɛli porogaramuw walima baarakɛyɔrɔw cɛ .
• Sɔnni baarakɛcogo : taabolo caman minnu bɛ tali kɛ imɛri cakɛdaw la .
• Laseli : bololabaarakɛlaw ka kunnafonidilanw faralen ɲɔgɔn kan ka bɔ yɔrɔw la minnu tɛ kelen ye .
• Client Onboarding : Donanw doncogo segin-segin sitɛmu caman kɔnɔ .

Ni i ye hakilina modulu dɔ waleya , i bɛ se ka nin wale ninnu nɔgɔya . Plateforme min bɛ i n’a fɔ Mewayz, o bɛ baara kɛ i n’a fɔ layini kelen, min bɛ kɛ sababu ye ka otomatiki ni kunnafonidilanw bolicogo kɛ baarakɛminɛn kɛrɛnkɛrɛnnenw ni ɲɔgɔn cɛ. O bɛ "polynomial complexity" bɔ i ka jagokɛcogo la, k'a to i ka baara kolomaw kɛ ni formula nɔgɔlen, basigilen ye teliya n'a nɔgɔya la. Baarakɛcogo tɔnɔ tɛ milisekɔndi dɔrɔn na min bɛ mara; a bɛ kɛ lɛrɛw kɔnɔ minnu bɛ segin ka kɛ, filiw dɔgɔyara, ani teliya da wulilen. asin() min ka teliya, o tun bɛ yen tuma bɛɛ, a tun bɛ makɔnɔni na ka ye. I ka jago ka baarakɛcogo ɲuman jiginni nata bɛ se ka kɛ o cogo kelen na—a bɛ i seko la kaban, i bɛ hakilina kura makɔnɔ dɔrɔn.

Ɲininkali minnu bɛ kɛ tuma caman na

faster asin() tun dogolen bɛ kɛnɛ kan

porozɛw dilanni ni jago baarakɛcogo diɲɛ kɔnɔ, an ka teli ka tugu fɛnba nata kɔ : karamɔgɔya kura, kunnafonidilan barikamaba, walima mikrosɛrɛwisi jɔcogo gɛlɛn. An b’a miiri ko baarakɛcogo tɔnɔ ka kan ka bɔ fɛn caman Changements radicals, disruptions. Nka tuma dɔw la, ɲɛtaa minnu ka bon kosɛbɛ, olu bɛ sɔrɔ ni an bɛ baara kɛ ni fɛn jɔnjɔn minnu ye don o don, an bɛ segin ka olu sɛgɛsɛgɛ. O jiralen don kosɛbɛ ni jirali ye kɔsa in na jatebɔ jatebɔ la: arcsine baarakɛcogo jatebɔcogo teliyalen, nɔgɔman, asin(), min tun bɛ se ka kɛ jatebɔ siratigɛ la waati bɛɛ nka a ma ye ka ban san tan caman kɔnɔ porogaramuw gafemarayɔrɔbaw kɔnɔ. O ye hakilijigin barikama ye ko ɲɛnabɔli tɛ kɛ tuma bɛɛ ka gɛlɛya fara a kan—a ka c’a la, a bɛ kɛ sira jɛlen, tilennen sɔrɔli ye. Jagokɛlaw fɛ minnu bɛ jɔ modulu plateformes kan, o sariyasun in ye sanu buguri ye.

baarakɛɲɔgɔnya dɔ musaka dogolen

asin() baarakɛcogo min bɛ segin min ka sinu ye jateden dilen ye, o ye baarakɛso ye forow la k’a ta jatebɔ ni roboko la ka se kunnafonidilanw dɔnniya ma. San caman kɔnɔ, sariya waleyali minnu bɛ gafemarayɔrɔw la i n’a fɔ C ni C++ ta, olu tun bɛ baara kɛ ni formula gɛlɛn ye, min bɛ kɛ fɛn bɛɛ ye. O fɛɛrɛ in, hali n’a tun bɛ tiɲɛ dafalen na, a tun bɛ tali kɛ polinomi caman gɛrɛgɛrɛw ni cogoya bolofaraw la. Baarakɛcogo ɲuman kɔnɔ, yɔrɔ min na o baara bɛ se ka wele siɲɛ miliyɔn caman segin kɔnɔ simulasiw walima waati yɛrɛyɛrɛ jateminɛ pipelines kɔnɔ, o baara wɛrɛw bɛ fara ɲɔgɔn kan. Jateminɛ musaka, hali n’a ka dɔgɔ weleli kelen kɔnɔ, o kɛra takasi ye min ma kuma sitɛmu baarakɛcogo kan — impositi min bɛɛ tun sɔnna a ma sisan i n’a fɔ jago musaka.

jatebɔ nɔgɔya dɔ bɛ tulon caman Changé

boli in bɔra jatebɔ kolomaw lajɛ kokura la . Ɲininikalaw y’a Sɔrɔ ko asin(x) jatebɔcogo min bɛ Kɛ tuma bɛɛ, n’o ye x bɛ -1 ni 1 cɛ, formula nɔgɔman, min bɛ baara Kɛ kosɛbɛ, o bɛ Se ka Sɔrɔ ni arctangent baarakɛcogo ye, atan(). Kɛrɛnkɛrɛnnenya la, asin(x) bɛ se ka jate iko atan2(x, sqrt(1 - x * x)). Mun na o bɛ teliya? Bi baarakɛminɛnw bɛ ɲɛnabɔ cogo kɛrɛnkɛrɛnnen na atan2() ni sqrt() baarakɛcogo la. Ni an bɛ baara kɛ ni nin fɛnɲɛnamafagalanw cikanw ye minnu labɛnna kosɛbɛ, o fɛɛrɛ kura bɛ tɛmɛn jatebɔ kɔrɔlenw fanba kan, minnu ka gɛlɛn kosɛbɛ. O kɔlɔlɔ kɛra baarakɛcogo ye min man nɔgɔn dɔrɔn nka a teliya bɛ se siɲɛ 1,5 fo siɲɛ 2 ma fɛnɲɛnamafagalan jɔnjɔnw kɔnɔ, o bɛɛ kɛra k’a sɔrɔ a bɛ tiɲɛni kelen mara.

Kalansenw ka ɲɛsin jagokɛcogo fɛɛrɛw ma

Nin tɛ maana dɔrɔn ye min bɛ kɛ daɲɛgafe injiniyɛriw fɛ . O ye ɲɔgɔndan barikama ye bi jagokɛcogo la. Aw ka taabolo jɔnjɔn joli bɛ baara kɛ "legacy implementations" kan—baarakɛcogo gɛlɛnw, camanba minnu jɔra waati wɛrɛ kama, wa u ma jateminɛ kokura? Baarakɛcogo ni teliya ɲinini bɛ kɛ tuma caman na, o bɛ kɛ sababu ye ka tɔnw bila ka porogaramu caman kɛ, ka fɛn dilannen dɔ da min bɛ ɲɔgɔn ta, min ɲɛnabɔli ka gɛlɛn ani min bɛ teliya ka ladamu. asin() optimisation b’an kalan ka sira nɔgɔman, tilennen ɲini an ka sigida kɔrɔw kɔnɔ sanni an k’a miiri ko an mago bɛ sɛgɛsɛgɛli dafalen na.

I ka "Faster asin()"

Jagokɛyɔrɔ bɛɛ bɛ ni yɔrɔw ye , fura nɔgɔman , teliyalen bɛ dogo yɔrɔ minnu na . Aw bɛ a daminɛ ni aw ka baarakɛcogo jateminɛ ye min bɛ kɛ tuma caman na ani minnu nafa ka bon kosɛbɛ. Kandida jɔnjɔn minnu bɛ kɛ ka ɲɛsin ɲɛtaa ma, olu ka teli ka kɛ ninnu ye :