エラーの種類と対処法を学ぼう。
4IJNPLJUBQIQYusuke Ando (@yando)4IJNPLJUBQIQYusuke Ando (@yando)1)1Τϥʔͷڭࣨؒೱॖ
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4IJNPLJUBQIQYusuke Ando (@yando)4IJNPLJUBQIQYusuke Ando (@yando)
4IJNPLJUBQIQYusuke Ando (@yando)ԬͰͷϘϥϯςΟΞٸืʂ
4IJNPLJUBQIQYusuke Ando (@yando)͜Μͳܦݧ͋Γ·ͤΜ͔ʁ
4IJNPLJUBQIQYusuke Ando (@yando)ը໘͕ਅͬനʹ
4IJNPLJUBQIQYusuke Ando (@yando)ը໘ʹ͓ܦΈ͍ͨͳͷ͕ͰΔ
4IJNPLJUBQIQYusuke Ando (@yando)αʔόͷϩά͕ΰϛཷΊʹͳ͍ͬͯΔ
4IJNPLJUBQIQYusuke Ando (@yando)Τϥʔਖ਼͘͠ѻ͍͑ͯ·͔͢ʁ
4IJNPLJUBQIQYusuke Ando (@yando)
4IJNPLJUBQIQYusuke Ando (@yando)1)1ͷΤϥʔͱྫ֎ʹؔ͢ΔऔΓѻ͍ํ๏Λݟ͍͖ͯ·͢
4IJNPLJUBQIQYusuke Ando (@yando)ΤϥʔͷΠϩϋwԿނΤϥʔ͕ى͖Δͷ͔wΤϥʔؔ࿈ͷઃఆwΤϥʔϋϯυϦϯάwྫ֎ॲཧຯ͚ͩΕͲॏཁͳࣝ
4IJNPLJUBQIQYusuke Ando (@yando)ԿނΤϥʔ͕ى͖Δͷ͔
4IJNPLJUBQIQYusuke Ando (@yando)Τϥʔͱw1)1ͷεΫϦϓτΛ࣮ߦ͢Δࡍͷ֤ஈ֊Ͱൃੜwߏจղੳ࣌ͷwॲཧͷ࣮ߦதʹൃੜ͢Δw֦ுϞδϡʔϧͳͲͷ֎෦ϓϩάϥϜwωοτϫʔΫॲཧͳͲ௨৴͕ൃੜͨ͠߹ঢ়گʹԠͯ͡ਖ਼͍͠ରॲ͕ҟͳΔ
4IJNPLJUBQIQYusuke Ando (@yando)ΤϥʔͷछྨॏେʹԠͯ͡Ϩϕϧ͕ଘࡏछྨ ༰&@&3303'BUBM ࣮ߦෆՄೳɿॲཧఀࢭɺനը໘&@8"3/*/(8BSOJOH ܯࠂɿ࣮ߦ࣌ʹൃੜɺॲཧܧଓ&@1"34&1BSTF ղੳෆೳɿॲཧ࢝·Βͳ͍ɺനը໘&@/05*$&/PUJDF ௨ɿʹͳΓ͏Δঢ়گɺॲཧܧଓ&@453*$5&@%&13&$"5&%όʔδϣϯؒͷޓੑʹؔ͢ΔΤϥʔ
4IJNPLJUBQIQYusuke Ando (@yando)Կग़ͳ͍͔ɺյΕͨը໘͔ͷ͔Ε'"5"-1"34&/05*$&8"3/*/(FUD
4IJNPLJUBQIQYusuke Ando (@yando)&@1"34&1BSTFγϯϓϧͳߏจΤϥʔFDIPFDIPFDIPEBUF FDIPUJNF wτʔΫϯͷग़ݱҐஔ͕ෆਖ਼wηϛίϩϯΕɺϒϨʔεͷରԠؔwશ֯εϖʔεࠞೖ
4IJNPLJUBQIQYusuke Ando (@yando)&@&3303'"5"-ίʔυ͕࣮ߦ͞Εͨ࣌ͷঢ়ଶ͕PCKJG PCKOVMM\PCKHFU0CKFDU ^PCKNZ'VOD wߏจ߹͍͕ͬͯͨɺ࣮ߦ͠Α͏ͱͨ͠ॲཧ͕ࣦഊw໊ؔؒҧ͍ɺΦϒδΣΫτͷऔΓҧ͍w֎෦ϞδϡʔϧͷΤϥʔ
4IJNPLJUBQIQYusuke Ando (@yando)&@8"3/*/(ΤϥʔΛݕͯ͠;͞Θ͍͠ॲཧ͕ඞཁCPEZpMF@HFU@DPOUFOUT bIPHFUYU`FDIPl)FMMPzwॲཧ࣮ߦͰ͖͕ͨɺࣦഊͯ͠͠·ͬͨ߹wϑΝΠϧωοτϫʔΫͷॲཧͳͲwਖ਼ৗʹॲཧΛܧଓ͢Δࣄ͓ͦΒ͍͘͠
4IJNPLJUBQIQYusuke Ando (@yando)&@/05*$&ಈ͍͍ͯͨͱͯ͠ةݥੑ͋ΓJG EBUBOVMM\FDIPb)FMMP`FDIP)0(&^wະఆٛͷมɺఆΛͬͨ߹wؔͷҾ͕ਖ਼͘͠ͳ͍wߟྀͷΓͳ͍ίʔυͰൃੜ͍͢͠
4IJNPLJUBQIQYusuke Ando (@yando)&@453*$5&@%&13&$"5&%ݹ͍Ҩ࢈Ͱൃੜ͘͢͠ɺෆՄආͳ߹DMBTT4BNQMF\GVODUJPOGPP \FDIP)J^^4BNQMFGPP w1)1ͷจ๏Λ1)1Ͱར༻ͨ͠߹wকདྷഇࢭ͞ΕΔ༧ఆͷػೳΛͬͨ߹
4IJNPLJUBQIQYusuke Ando (@yando)4FHNFOUBUJPO'BVMUwϩάʹz4FHNFOUBUJPO'BVMUzͱ͚ͩه͞ΕΔαʔόͷΞοϓσʔτͳͲ͕ඞཁʹͳΔ
4IJNPLJUBQIQYusuke Ando (@yando)Τϥʔؔ࿈ͷઃఆ
4IJNPLJUBQIQYusuke Ando (@yando)Τϥʔ͕ը໘ʹग़ͳ͍ʁwൃੜͨ͠ΤϥʔΛදࣔ͢Δ͔ઃఆ࣍ୈwQIQJOJ·ͨIUBDDFTTͳͲͷઃఆw࣮ߦ࣌ʹઃఆΛڧ੍తʹมߋ͢ΔࣄՄೳwJOJ@TFU FSSPS@SFQPSUJOH EJTQMBZ@FSSPST wΤϥʔΛϩάʹه͢Δ͔Ͳ͏͔ผͷઃఆ։ൃ࣌දࣔɺӡ༻࣌ه͕ਖ਼͍͠
4IJNPLJUBQIQYusuke Ando (@yando)ਖ਼͍͠ઃఆFSSPS@SFQPSUJOH&@"--EJTQMBZ@FSSPST0OEJTQMBZ@TUBSUVQ@FSSPST0OMPH@FSSPST0OFSSPS@MPHQBUIUPFSSPSMPHFSSPS@SFQPSUJOH&@"--d&@%&13&$"5&%d&@453*$5EJTQMBZ@FSSPST0⒎EJTQMBZ@TUBSUVQ@FSSPST0⒎MPH@FSSPST0OFSSPS@MPHQBUIUPFSSPSMPHޓੑΤϥʔແࢹશͯΛݕɺදࣔදࣔ͠ͳ͍
4IJNPLJUBQIQYusuke Ando (@yando)ӡ༻தͷΤϥʔΛӅ͢ཧ༝%#ใͳͲ͕ೖΔ߹ෆ۩߹ͷൃੜ࣌ʹܯࠂ͕ग़Δ߹ද่͕ࣔΕΔ͔
4IJNPLJUBQIQYusuke Ando (@yando)͜͏͍͏ͷ
4IJNPLJUBQIQYusuke Ando (@yando)͜Εμϝ QIQ!USJHHFS@FSSPS )JFDIP8PSMEڧ੍తʹແࢹ͜ΕΛଟ༻͢Δͱোൃੜ࣌ʹख͕͔Γ̌
4IJNPLJUBQIQYusuke Ando (@yando)ΤϥʔϋϯυϦϯά
4IJNPLJUBQIQYusuke Ando (@yando)ΤϥʔϋϯυϦϯάwΤϥʔ͕ൃੜͨ͠ޙʹߦ͏ॲཧwൃੜͨ͠ΤϥʔͷϨϕϧʹԠͯ͡ॲཧ͕Մೳwඪ४ͷΤϥʔϋϯυϥQIQJOJͷઃఆʹԠͨ͡ॲཧwҙͷॲཧΛొ͢ΔࣄՄೳwΤϥʔϋϯυϥ͔ΒݩͷॲཧʹΕΔwҙͷΤϥʔΛى͜͢ࣄՄೳϑϨʔϜϫʔΫͳͲͰར༻͞Ε͍ͯΔ
4IJNPLJUBQIQYusuke Ando (@yando)ΤϥʔϋϯυϦϯάͷྫඪ४ͷॲཧҎ֎ͷରԠ͕ՄೳGVODUJPOIBOEMFS OP TUS\FDIP&SSPSTUSaOSFUVSOUSVF^TFU@FSSPS@IBOEMFS IBOEMFSFDIPBUSJHHFS@FSSPS .Z&SSPSwΤϥʔͷใΛҾͰड͚औΔwSFUVSOͰݩͷॴ෮ؼ͢Δ
4IJNPLJUBQIQYusuke Ando (@yando)ΤϥʔϋϯυϦϯάͷྫ̎
4IJNPLJUBQIQYusuke Ando (@yando)ΤϥʔϋϯυϦϯάͷޙϋʔυͳӡ༻Λ͍͑ͯΔ͔ͷࢼۚੴwॲཧ͕ܧଓ͢Δ8BSOJOH/PUJDFͷޙʹదͳॲཧwෆ͢ΔͱۭͬΆͷϦετɺ่Εͨը໘ͳͲʹܨ͕ΔCPEZpMF@HFU@DPOUFOUT bIPHFUYU`JG CPEZGBMTF\NZ@FSSPS FYJU^FDIPl)FMMPz
4IJNPLJUBQIQYusuke Ando (@yando)ॏཁͳΜͰ͢ʂ͕͢͞1)1ɺΤϥʔ࣌ͷฦΓ͕όϥό SZ
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ॲཧ
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ॲཧw1)1͔Βར༻Ͱ͖ΔΤϥʔॲཧw+BWBͳͲͷݴޠͰ࣮͕͋Δػߏwޡͬͨར༻ํ๏ʹΑΓ༗ແӹʹͳ͍ͬͯΔྫଟwਖ਼͑͘͠Τϥʔॲཧָ͕͘͢͝ʹͳΔwؒҧͬͯ͏ͱແବʹίʔυ͕ଟ͘ͳͬͯɺڍಈ่յ͜Ε͔Βྫ֎Λͬͯߦ͖͍ͨ
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ॲཧͷྫྫ֎ΦϒδΣΫτΛUISPX͢ΔͱDBUDIʹೖΔGVODUJPOIPHF \JG USVF\UISPXOFX&YDFQUJPO &SSPS^^USZ\IPHF ^DBUDI &YDFQUJPOF\FDIPFHFU.FTTBHF FYJU^
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ΦϒδΣΫτwΦϒδΣΫτ͔ΒΤϥʔใ͕औಘՄೳw&YDFQUJPOΛOFX͢Δ࣌ʹηοτ͞ΕͨใΛऔಘwHFU.FTTBHFHFU$PEFHFU'JMFHFU-JOFHFU5SBDF
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ॲཧͷࣦഊྫྫ֎ΦϒδΣΫτΛSFUVSOGVODUJPOIPHF \JG USVF\SFUVSOOFX&YDFQUJPO &SSPS^^USZ\IPHF ^DBUDI &YDFQUJPOF\FDIPFHFU.FTTBHF FYJU^
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ॲཧͷࣦഊྫDBUDI͢Δྫ֎ͷܕ͕߹͍ͬͯͳ͍GVODUJPOIPHF \JG USVF\UISPXOFX&YDFQUJPO &SSPS^^USZ\IPHF ^DBUDI &YDFQUPOF\FDIPFHFU.FTTBHF FYJU^
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ॲཧͷࣦഊྫDBUDIͯ͠ͳʹ͍ͯ͠ͳ͍GVODUJPOIPHF \JG USVF\UISPXOFX&YDFQUJPO &SSPS^^USZ\IPHF ^DBUDI &YDFQUJPOF\^
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ॲཧʹؔ͢ΔޡղwUSZDBUDIΛͨ͘͞Μॻ͘ͷ͕ਖ਼͍͠ίʔυˠ͖ͪΜͱॻ͚ڊେͳίʔυͰDBUDIҰՕॴͰΑ͍wೖྗΤϥʔͳͲͰྫ֎ॲཧΛ͏͖ˠ௨ৗൃੜ͠͏Δͷྫ֎Ͱͳ͍wDBUDI͢ΕͱΓ͋͑ͣ0,ˠDBUDI͢ΔͷͲ͏ͯ͠ඞཁͳ߹ͷΈਖ਼͘͠ྫ֎Λѻ͏ϓϩδΣΫτͷكͳࣄ
4IJNPLJUBQIQYusuke Ando (@yando)ྫ֎ॲཧͷࣗಈԽwDBUDI͞Εͳ͔ͬͨྫ֎͕࠷ऴతʹࢦఆͨؔ͠౸ୡGVODUJPOIBOEMFS FYDFQUJPO\FDIPFYDFQUJPOHFU.FTTBHF ^TFU@FYDFQUJPO@IBOEMFS lIBOEMFSz
4IJNPLJUBQIQYusuke Ando (@yando)·ͱΊOPNPSFFSSPS@SFQPSUJOH OPNPSF!IPHF wʮը໘͕ന͘ͳΓ·ͨ͠ʯແҙຯwΤϥʔͷ༰Λ֬ೝ͠ͳ͚ΕରԠෆՄೳw/PUJDF͕ଟ͍͔ΒΤϥʔΛফ͢ຊసw௨ৗՔಇதΤϥʔ͕ൃੜ͠ͳ͍ͷ͕ཧwϥΠϒϥϦϓϥάΠϯ͕/PUJDF8BSOJOHΛਨΕྲྀ͢ͷඇৗʹ͕େ͖͘ɺഇΕΔݪҼ
4IJNPLJUBQIQYusuke Ando (@yando)࣭ʁ