Hauv Is Taws Nem, lub cim paub zoo "dub" (@) yog siv los ua qhov sib cais ntawm tus neeg siv lub npe thiab tus sau (tus tswv) lub npe hauv email chaw nyob syntax.
Fame
Qee cov duab hauv Is Taws Nem suav tias cov cim no yog lub teeb liab ntawm qhov chaw sib txuas lus tib neeg thiab ib qho ntawm cov cim nrov tshaj plaws hauv ntiaj teb.
Ib qho pov thawj ntawm kev lees paub thoob ntiaj teb ntawm qhov kev xaiv no yog qhov tseeb tias xyoo 2004 (hauv Lub Ob Hlis) International Telecommunication Union tau tshaj tawm txoj cai tshwj xeeb rau kev xaiv @ rau hauv Morse code. Nws muab cov lej ntawm ob tsab ntawv Latin: C thiab A, uas qhia lawv cov duab sib koom ua ke.
History of the symbol "dog"
Italian kws tshawb fawb Giorgio Stabile tau tswj kom pom nyob rau hauv cov ntaub ntawv uas muaj los ntawm Lub Tsev Haujlwm Saib Xyuas Kev Lag Luam hauv nroog Prato (uas nyob ze Florence), ib daim ntawv uas qhov kos npe no tau pom thawj zaug hauv kev sau ntawv. Cov pov thawj tseem ceeb no yogtsab ntawv los ntawm ib tug tub lag luam los ntawm Florence, uas yog nyiaj pab thaum ntxov li 1536.
Nws hais txog peb lub nkoj tub lag luam uas tuaj txog hauv Spain. Raws li ib feem ntawm cov khoom thauj ntawm lub nkoj, muaj cov thawv ntim uas tau thauj cov cawv, cim nrog @ kos npe. Tom qab tshuaj xyuas cov ntaub ntawv ntawm tus nqi ntawm wines, nrog rau lub peev xwm ntawm ntau yam medieval hlab ntsha, thiab muab piv cov ntaub ntawv nrog lub universal system ntawm kev ntsuas siv nyob rau hauv lub sij hawm ntawd, tus kws tshawb fawb xaus lus tias lub @ kos npe yog siv raws li ib tug tshwj xeeb ntsuas., uas hloov lo lus anfora (hauv kev txhais lus "amphora"). Yog li los ntawm ancient sij hawm lub universal ntsuas ntawm ntim tau hu ua.
Berthold Ullmann's Theory
Berthold Ullman yog ib tus kws tshawb fawb Asmeskas uas tau tawm tswv yim tias lub cim @ tau tsim los ntawm cov neeg teev ntuj medieval thiaj li ua kom luv cov lus tshaj tawm ntawm Latin keeb kwm, uas feem ntau siv los ua ib lo lus thoob ntiaj teb lub ntsiab lus "nyob rau hauv kev sib raug zoo", " hauv", "on".
Nws yuav tsum tau muab sau tseg tias hauv Fab Kis, Portuguese thiab Spanish, lub npe ntawm lub npe los ntawm lo lus "arroba", uas nyob rau hauv lem txhais tau hais tias ib qho qub Spanish ntsuas qhov hnyav (kwv yees li 15 kg), luv luv sau ua @.
Nyob zoo ib tsoom phooj ywg
Ntau tus neeg xav tias lub cim "dub" hu ua dab tsi. Nco ntsoov tias lub npe niaj hnub no rau lub cim no yog "kev lag luam ntawm" thiab pib los ntawm cov nyiaj uas nws tau siv hauv cov ntsiab lus hauv qab no: 7widgets@$2each=$14. Qhov no txhais tau tias 7 daim ntawm 2 duas=14 duas
Vim tias lub cim "dub" tau siv hauv kev lag luam, nws tau muab tso rau ntawm cov keyboards ntawm txhua lub tshuab ntaus ntawv. Nws yog tam sim no nyob rau hauv thawj ntaus ntawv nyob rau hauv keeb kwm ntawm noob neej "Underwood", uas tau raug tso tawm rov qab rau hauv 1885. Thiab tsuas yog tom qab 80 xyoo ntev, lub cim "dub" tau txais los ntawm thawj lub khoos phis tawj keyboards.
Internet
Cia peb tig mus rau keeb kwm ntawm lub Ntiaj Teb Wide Web. Nws hais tias Internet cim "dub" nyob rau hauv e-mail chaw nyob pib nrog ib tug American engineer thiab computer scientist npe hu ua Ray Tomlinson, uas nyob rau hauv 1971 muaj peev xwm xa tau thawj zaug e-mail lus nyob rau hauv lub network. Hauv qhov no, qhov chaw nyob yuav tsum muaj ob ntu - lub npe ntawm lub computer los ntawm kev sau npe, thiab tus neeg siv lub npe. Tomilson xaiv lub cim "dub" ntawm nws cov keyboard ua qhov sib cais ntawm qhov chaw qhia, vim nws tsis yog ib feem ntawm lub computer npe lossis cov npe siv.
Version of the origin of famous name "dab"
Muaj ntau yam ua tau los ntawm lub hauv paus ntawm lub npe lom zem hauv ntiaj teb. Ua ntej tshaj plaws, daim paib tiag tiag zoo li tus dev curled.
Ntxiv mus, lub suab nrov ntawm lo lus ntawm (lub cim rau tus dev hauv lus Askiv yog nyeem li ntawd) zoo li me ntsis ntawm aub barking. Nws tseem yuav tsum raug sau tseg tias nrog lub tswv yim zoo, koj tuaj yeem xav txog hauv lub cim yuav luag tag nrho cov ntawv uas tsim lo lus "dub", tshwj tsis yog tej zaum."rau".
Txawm li cas los xij, cov lus dab neeg hauv qab no tuaj yeem hu ua qhov nyiam tshaj plaws. Muaj ib zaug, nyob rau lub sijhawm zoo thaum txhua lub khoos phis tawj loj heev thiab cov ntxaij vab tshaus tsuas yog cov ntawv nyeem xwb, muaj ib qho kev ua si nrov hauv lub nceeg vaj virtual, uas hu ua "Adventure" (Adventure) qhia txog nws cov ntsiab lus.
Lub ntsiab lus ntawm nws yog taug kev hla lub labyrinth tsim los ntawm lub computer hauv kev tshawb nrhiav ntau yam khoom muaj nqis. Muaj, ntawm chav kawm, kuj muaj kev sib ntaus sib tua nrog cov tsiaj hauv av. Lub labyrinth ntawm cov zaub tau kos siv cov cim "-", "+", "!", thiab cov neeg ua si, cov dab phem thiab cov khoom muaj nqis tau qhia los ntawm ntau lub cim thiab cov tsiaj ntawv.
Ntxiv mus, raws li zaj dab neeg, tus neeg ua si yog phooj ywg nrog tus pabcuam ncaj ncees - aub, uas tuaj yeem xa mus rau kev tshawb nrhiav hauv catacombs. Nws tau raug xaiv los ntawm @ kos npe. Qhov no puas yog lub hauv paus ua rau tam sim no feem ntau lees txais lub npe, lossis, ntawm qhov tsis sib xws, yog lub cim xaiv los ntawm cov neeg tsim khoom ntawm qhov kev ua si, vim nws twb tau hu ua qhov ntawd? Cov lus dab neeg tsis teb cov lus nug no.
lub npe "dab" nyob rau lwm lub tebchaws yog dab tsi?
Tseem tsim nyog peb hais tias nyob rau hauv peb lub teb chaws lub cim "dab" kuj hu ua ram, pob ntseg, bun, qav, aub, txawm tias ib tug kryakozyabra. Hauv Bulgaria, nws yog "maymunsko a" lossis "klomba" (liab A). Hauv Netherlands, liab tail (apenstaartje). Nyob rau hauv cov neeg Ixayees, lub kos npe rau yog txuam nrog ib tug whirlpool ("strudel").
Cov Neeg Mev, Fabkis thiab Portuguese hu lub npe zoo ib yam li qhov ntsuas qhov hnyav (feem ntau: arroba, arrobase thiab arrobase). Yog koj nugtxog dab tsi lub cim tus dev txhais tau tias ntawm cov neeg nyob hauv tebchaws Poland thiab lub teb chaws Yelemees, lawv yuav teb koj tias nws yog liab, daim ntawv clip, liab pob ntseg lossis liab tail. Nws raug suav hais tias yog qwj hauv Ltalis, hu ua chiocciola.
Cov npe poetic tsawg tshaj plaws tau muab rau lub cim hauv Sweden, Norway thiab Denmark, hu nws "snout a" (snabel-a) lossis ntxhw tail (tailed a). Lub npe appetizing tshaj plaws tuaj yeem suav hais tias yog qhov txawv ntawm Czechs thiab Slovaks, uas xav txog qhov kos npe ntawm herring nyob rau hauv lub tsho tiv no plaub (rollmops). Cov neeg Greek kuj tseem koom nrog kev ua noj ua haus, hu ua "me me pasta."
Rau ntau, qhov no tseem yog liab, uas yog rau Slovenia, Romania, Holland, Croatia, Serbia (majmun; lwm txoj: "vwm A"), Ukraine (alternatives: qwj, aub, aub). Cov ntsiab lus Lithuania (eta - "qhov no", qiv nrog qhov sib ntxiv ntawm Lithuanian morpheme thaum kawg) thiab Latvia (et - "et") tau qiv los ntawm lus Askiv. Qhov sib txawv ntawm cov neeg Hungarians, qhov chaw ntxim hlub no tau dhau los ua zuam, tuaj yeem ua rau poob siab.
Miv thiab nas yog ua si los ntawm Finland (miv tus Tsov tus tw), America (miv), Taiwan thiab Tuam Tshoj (nas). Cov neeg nyob hauv Qaib Cov Txwv tau hloov mus ua romantics (rose). Thiab nyob rau Nyab Laj teb no hu ua "crooked A".
Alternative hypotheses
Nws ntseeg tias lub npe ntawm "dub" hauv lus Lavxias tau tshwm sim ua tsaug rau cov khoos phis tawj DVK nto moo. Nyob rau hauv lawv, "dub" tshwm sim thaum lub sij hawm khau raj ntawm lub computer. Tseeb tiag, lub npe zoo li tus dev me. Txhua tus neeg siv DVK, tsis hais ib lo lus, tuaj nrog lub npe rau lub cim.
Nws yog qhov xav paub tias tus sau thawj tus ntawv LatinLub "A" tau hais kom dai nws nrog curls, yog li nws zoo ib yam li tam sim no spelling ntawm "dub" kos npe. Kev txhais ntawm lo lus "dub" rau hauv lus Tatar suab zoo li "ntawm".
Koj tuaj yeem ntsib "dog" nyob qhov twg?
Muaj ntau cov kev pabcuam uas siv tus cwj pwm no (tsuas yog email):
HTTP, FTP, Jabber, Active Directory. Hauv IRC, tus cwj pwm raug muab tso ua ntej tus neeg teb xov tooj lub npe, piv txwv li, @oper.
Daim paib kuj tau siv dav hauv cov lus programming tseem ceeb. Hauv Java, nws yog siv los tshaj tawm cov lus piav qhia. Hauv C, yuav tsum tau khiav tawm cov cim hauv txoj hlua. Kev ua haujlwm ntawm kev noj qhov chaw nyob yog tsim nyog hauv Pascal. Rau Perl, qhov no yog tus cim array, thiab hauv Python, feem, kev tshaj tawm decorator. Tus lej cim teb rau cov piv txwv hauv chav kawm yog kos npe hauv Ruby.
Raws li rau PHP, ntawm no "dub" yog siv los txwv cov khoom tsim tawm ntawm qhov yuam kev, lossis ceeb toom txog ib txoj haujlwm uas twb tau tshwm sim thaum lub sijhawm ua tiav. Lub cim tau dhau los ua qhov ua ntej ntawm kev hais tsis ncaj hauv MCS-51 assembler. Hauv XPath, qhov no yog shorthand rau tus cwj pwm axis, uas xaiv cov txheej txheem rau lub caij tam sim no.
Thaum kawg, Transact-SQL cia siab tias yuav muaj lub npe sib txawv hauv zos pib nrog @ thiab lub npe sib txawv thoob ntiaj teb pib nrog ob @. Hauv DOS Batch Cov Ntaub Ntawv, ua tsaug rau lub cim, lub ncha rau cov lus txib raug tua. Tsim ib qho kev txiav txim raws li ncha tawm hom feem ntau yog siv ua ntej nkag mus rau hom los tiv thaiv cov lus txib tshwj xeeb los ntawm kev tso tawm ntawm qhov screen (rauvisibility: @echo tawm).
Yog li peb saib muaj pes tsawg yam ntawm virtual thiab lub neej tiag tiag nyob ntawm lub cim tsis tu ncua. Txawm li cas los xij, cia peb tsis txhob hnov qab tias nws tau dhau los ua qhov paub meej tshaj plaws vim tias cov emails xa los ntawm ntau txhiab txhua hnub. Nws tuaj yeem xav tias koj yuav tau txais tsab ntawv "dab" hnub no, thiab nws tsuas yog coj xov xwm zoo xwb.
