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Yintoni esusa i-PDF?

Igama eligqithisiweyo lomnini limisela kuphela iiflegi zogunyaziso - ushicilelo, ukukopa, uhlela - nokukhupha ezo ziqhosha yinto eyenza. Igama eligqithisiweyo lomsebenzisi, uhlobo oluyeka ukuvula ifayile ngokupheleleyo, luyimfihlo eyiyo kwaye aligqithisi apha; ufuna igama eligqithisiweyo. Isusa izithintelo kuxwebhu onokuthi uvule ngoku; ayibuyiseli uxwebhu ongazikwazi.

Yintoni utshintsho phakathi kwezi zinto zimbini zegama eligqithisiweyo?

Igama lokugqitha lomnini limisela kuphela iiflegi zogunyaziso - akukho shicilelo, akukho kopisha, akukho hlela - kwaye nayiphi na i-reader ehambelana nayo ingazihoyi naphi na. Igama lokugqitha lomsebenzisi lifihla imixholo ukuze ifayile ingavuli. Kukuqala kuphela kuthintelo; okusibini kukhuseleko oluyanelekayo.

Ingaba ifomati yoxwebhu ibalulekile?

Iyenza. I-PDF ilungisa iphepha: ifonti, i-vectors, imifanekiso ye-raster kunye nokumbhalo ohambelanayo utshixiwe ukuze wonke umfundi abone ubeko olufanayo. Imodeli yogunyaziso yinxalenye yefomati, leyo yiyo nto le isebenza ngendlela eyenza ngayo.

Nantoni na ekhethekileyo kwi PDF apha?

Ewe - i-PDF yimizobo yezinto, hayi umfanekiso wephepha, ngoko umbhalo uhlala ukhethwa kwaye izikhombisi zihlala ziqaqambileyo nokuba kwenzeka ntoni kwizinto eziqulethe i-raster ngaphakathi kwayo. Oku kubaluleke kakhulu kulapho kugcinwa khona xa iiflegi zihamba.

Ungasusa i-password endingaziyo?

Ayinaku, kwaye asiyi kuzama. Ukuba ifayile ifuna igama eligqithisiweyo ukuvula, oko kukukhowuda kwaye asiyi kuzama ukuliphula. Nceda nikela igama eligqithisiweyo kwaye izithintelo zinganyuswa; ngaphandle kwayo akukho nto ekufuneka yenziwe.

Ingaba kusemthethweni ukususa ezi mthintelo?

Kwi uxwebhu olukhoyo okanye olugunyazisiweyo ukusebenzisa, ukususa iiflegi zogunyaziso ukuze ukwazi ukushicilela okanye ukukopa izinto zakho ezikoyo kuqhelekileyo. Kwizinto ezikoyo umntu othile ezi copyrighted akuyo. Lo mlinganiselo ukwenza kwakho, hayi wethu.

Yintoni endinokuyilayisha kwi-Unlock PDF?

Nayiphi na i-PDF eqhelekileyo, kubandakanya ezo ziveliswe ngumkhangeli, ngumqhubekekisi wobhalo okanye ngumqhubi woshicilelo. Iifayile ezinegama lokugqitha lomnini elithintela kuphela uhlela ziphathwa; iifayile ezifuna igama lokugqitha lomsebenzisi ukuvula aziphathwa, kwaye asizama ukuphula ukufihla.

Ingaba kukho umda wobungakanani befayili kwi-Unlock PDF?

Ewe: iakhawunti ekhululekileyo iqhubekeka amaxwebhu ukuya kwi 25 MB nganye, equka iinxelo ezininzi nekontraka kodwa hayi uxwebhu olude olushicilelwe kwi 600 DPI; Ghostscript ne qpdf zenza umsebenzi. Ii PDF ezishicilelwe zizinto eziqhelekileyo ezigqitha, kwaye ukucofa uxwebhu kuqala kuqhelekileyo kulungile ukubuyisela phantsi.

Ingaba ukutshixa i-PDF kuya kunyusa ubunjani bomxwebhu lwam lwe-PDF?

Umbhalo kunye nobugcisa be-vector zizinto kunokuba zii-pixels, ngoko zihlala ziqaqambileyo nakweyiphi na intshukumo yobungakanani nokuba kwenzeka ntoni na. Kuphela imifanekiso ekwi-raster efakwe ngaphakathi ingaphucuka, kwaye kuphela ukuba umsebenzi okhethiweyo uphinde uphinde uthathe iisampulu zazo.

Ndingaphumeza i-Unlock PDF kuxwebhu oluninzi lwe-PDF ngexesha elinye?

Ewe - thumela iqela kwaye liqhubekeke ngokuthe tye phantsi kweqela elinye lezicwangciso, eli lithuba lokwenza uqhubekeko loxwebhu apha kunokuba ucofe kwincwadi ye desktop.

Iibookmarks, ikhonkco kunye nefomu yendawo ziyaqhubeka?

Iimboniselo, ikhonkco langaphakathi neengcamango zigcinwa apho umsebenzi uvumela khona. Utyikityo oluzenzekelayo luyimfuneko: nayiphi na inguqu kwifayile kufuneka ifake utyikityo, kuba loo nto ithetha ukuba utyikityo luza kwenziwa.

Ingaba i-PDF yokutshixa ibiza nantoni na?

Ayinaku. Vula i PDF ikhululekile ngaphandle kwe akhawunti, kwaye akukho nto idityaniswe kuxwebhu. Ulayisho phezulu kunye nesiphumo zicinywa ngokuzenzekelayo malunga neyure ezili-24 emva komsebenzi, oshiya ixesha lokulayisha ezantsi isiphumo.