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Lokacin da aka fara siyar da iPhone ta farko a cikin 2007, sabbin masu shi kawai za su iya yin mafarki game da yuwuwar shigar da aikace-aikacen ɓangare na uku. Store Store bai wanzu ba lokacin da aka saki iPhone na farko, don haka masu amfani sun iyakance ga ƙa'idodin da aka riga aka shigar. Wata daya bayan fara siyarwar iPhone ta farko, duk da haka, ɗayan aikace-aikacen ɓangare na uku na farko, wanda aka yi niyya don sabon dandamali na wayar hannu daga Apple, ya fara farawa.

An kira app ɗin da ake tambaya "Hello Duniya". Software ne wanda, maimakon aikace-aikace a ma'anar kalmar ta gaskiya, ya zama hujja cewa "yana aiki". Nunin hannu-kan cewa yana yiwuwa a shirya aikace-aikacen don tsarin aiki na iPhoneOS, kuma waɗannan ƙa'idodin sun yi aiki da gaske, yana da mahimmanci kuma yana da mahimmanci ga sauran masu haɓaka app, kuma da sauri ya bayyana a fili cewa ƙa'idodin ɓangare na uku za su kasance wata rana. Wani muhimmin bangare na tattalin arzikin Apple da kamfanonin ci gaba da za su kirkiro wadannan aikace-aikace. Duk da haka, a lokacin da aka tsara aikace-aikacen "Hello World", da alama Apple bai riga ya san wannan gaskiyar ba.

Shirye-shiryen "Hello Duniya" hanyoyi ne masu sauƙi na nuna sabon harshe na shirye-shirye ko nuna iyawa akan sabon dandamali. Shirin farko na wannan nau'in ya ga hasken rana a cikin 1974, kuma an halicce shi a Bell Laboratories. Yana cikin ɗaya daga cikin rahotannin cikin gida na kamfanin, wanda ya shafi sabon harshen shirye-shirye na C a lokacin. Kalmar "Sannu (Sake)" kuma an yi amfani da ita a cikin rabi na biyu na shekaru casa'in, lokacin da Steve Jobs, bayan ya koma Apple, ya gabatar da duniya tare da iMac G3 na farko.

Yadda aikace-aikacen "Hello World" na 2007 ya yi aiki shine don nuna gaisuwar da ta dace akan nunin. Ga masu amfani da yawa da masu haɓakawa, ya kasance ɗaya daga cikin hasashe na farko na yuwuwar makomar iPhone, amma idan aka ba da abin da ke sama, ya kasance maƙasudin tausayi ga abubuwan da suka gabata. Bayan ci gaban wannan aikace-aikacen shine dan gwanin kwamfuta mai lakabin Nightwatch, wanda ya so ya nuna yuwuwar iPhone ta farko akan shirinsa.

A Apple, muhawara game da makomar aikace-aikacen iPhone da sauri ya zama mai zafi. Yayin da wani ɓangare na gudanarwa na kamfanin Cupertino ya zaɓi ƙaddamar da kantin sayar da kan layi tare da aikace-aikacen ɓangare na uku da kuma samar da tsarin aiki na Apple ga sauran masu haɓakawa, Steve Jobs ya yi tsayayya da shi da farko. Komai ya canza kawai a cikin 2008, lokacin da aka ƙaddamar da Store Store na iPhone bisa hukuma a ranar 10 ga Yuli. Shagon aikace-aikacen wayoyin hannu na Apple ya ba da aikace-aikace 500 a lokacin ƙaddamar da shi, amma adadin su ya fara girma cikin sauri.

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