Recent tips collection

Transcript

1. ࠷ۙͷTipsू
   

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2. yoppie
   Αͬͽʔ
   

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3. KotlinͷString 

   trimMargin()
   w ࠷ॳͱ࠷ޙͷۭനͱۭߦΛ࡟আ
   w cΑΓࠨͷۭനΛ࡟আ
   

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4. requireActivity()
   'SBHNFOUͰHFU"DUJWJUZΛݺͿ৔߹/VMMBCMFͳͷͰɺ

   BDUJWJUZʹͳΔ
   

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5. requireActivity()
   'SBHNFOUͰSFRVJSF"DUJWJUZΛݺͿͱ/PO/VMMͳͷͰɺ

   BDUJWJUZ͕SFRVJSF"DUJWJUZ
   ʹͳΔ
   

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6. Custom ViewͷAttribute
   BQQTFU*DPO5FYU!\IPHFOBNF^
   BQQTFU#BDL(SPVOE!\IPHFOBNF^
   

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7. FragmentͷSnackbar
   'SBHNFOUΛද͍ࣔͯ͠Δ"DUJWJUZͷ

   ਌ͷ7JFXΛࢦఆ͢΂͖ͩͬͨ
   

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8. HTMLͷtextarea෩

   EditText
   

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9. HTMLͷtextarea෩

   EditText
   
   
   
   
   
   
   
   
   android:bottomLeftRadius="2dp" android:bottomRightRadius="2dp" />
   
   
   
   
   android:bottomLeftRadius="2dp" android:bottomRightRadius="2dp" />
   
   CH@IPHFYNM
   

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10. HTMLͷtextarea෩

    EditText
    ͖ͬ͞ͷϦιʔε
    ࠨ্࢝·Γ
    ϓϨΠεϗϧμʔ
    ෳ਺ߦೖྗ
    ݟ͑Δߦ਺ͷ࠷େ஋
    ϓϨΠεϗϧμʔͷ৭
    

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11. MediatorLiveData
    ผͷ-JWF%BUBΛ؂ࢹͯࣗ͠਎ͷ஋Λมߋ
    w FEJU5FYU
    w ૒ํ޲%BUB#JOEJOH
    w JT"CMF4VCNJU
    w ηʔϒதͷ৔߹GBMTF
    w ஋͕ۭͷ৔߹GBMTF
    

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12. ٕज़ॻయ
    

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