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72th_TokyoR
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Kyoko Matsumura
September 01, 2018
Programming
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1.8k
72th_TokyoR
第72回TokyoR登壇資料。Hadley招聘裏話。
Kyoko Matsumura
September 01, 2018
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Transcript
Hadleyটᡈൿ @kyyonko
ࣗݾհ • twitterID: @kyyonko • ৬ۀɿʁ࠷ۙࣗͰΑ͘Θ͔Βͳ͍ • TokyoRӡӦʢओʹडʣ
ୈ72ճTokyoRʹ ͓ӽ͍͖ͨͩ͠ɺ ͋Γ͕ͱ͏͍͟͝·͢ʂ
ࠓ͓͢Δ༰…
ୈ71ճTokyoRʹ͍ͭͯͰ͢ɻ IUUQTUPLZPSDPOOQBTTDPNFWFOU
ୈ71ճTokyoRͷ Կ͕͔͔ͬͨ͢͝ͱ͍͏ͱ…
ւ֎͔Βͷಛผʢ͗͢Δʣήετ 34UVEJPͷ +PTFQI3JDLFSUࢯ w 34UVEJP`Tl"NCBTTBEPSBU-BSHFzGPSBMMUIJOHT3 w &EJUPSPGUIF37JFXTCMPH w 34UVEJP`TSFQSFTFOUBUJWFPOUIF3$POTPSUJVN`T CPBSEPGEJSFDUPST
ւ֎͔Βͷಛผʢ͗͢Δʣήετ )BEMFZ8JDLIBNࢯ ݴΘͣͱΕͨਆ
߽՚ήετʹ͋ΘͤͯΩϟύ૿େ ਓʂʢ+BQBO3نʣ ͍ͭʙਓલޙʢ͜ΕͰҰൠతͳษڧձΑΓଟ͍ͷͰʣ
ͭ·Γɺεϖγϟϧͳճɻ
ࠓճɺͦΜͳୈ71ճTokyoR ։࠵ʹ͋ͨͬͯͷ ཪΛ͍͖ͤͯͨͩ͞·͢ɻ
ୈ71ճͦ͏ͳͷͰ͕͢ɺ TokyoRӡӦɺ ·ͨɺίϛϡχςΟӡӦऀ͕ Ͳ͏͍͏͜ͱΛ͍ͯ͠Δͷ͔ɺ গ͠Ͱ͍͚ͬͯͨͩͨΒ ͍Ͱ͢ɻ
ͳΜͯॻ͖·͕ͨ͠…
جຊతʹখωλूͳͷͰɺ ָ͠ΜͰ͍͍ͬͯͩ͘͞ɻ ※Rͷίʔυग़͖ͯ·ͤΜ…
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹ̋̋̋̋̋̋̋ 4. Joe·͔͞ͷ̋̋̋̋̋̋̋ 5.
Hadley͕ొஃͨ͠ॠؒʹ̋̋̋̋̋̋ 6. ཌͷkyyonko
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹ̋̋̋̋̋̋̋ 4. Joe·͔͞ͷ̋̋̋̋̋̋̋ 5.
Hadley͕ొஃͨ͠ॠؒʹ̋̋̋̋̋̋ 6. ཌͷkyyonko
ࣄͷൃ
ࣄ݅ൃੜ6݄9 ୈ70ճTokyoRऴྃޙͷͷग़དྷࣄɻ
ͪͳΈʹୈ70ճTokyoR • ϕΠζറΓճ ʢ˞ςʔϚΛܾΊͯΔճ͋·Γͳ͍ʣ • ߽՚ήετ • ͍ͭΑΓਓଟΊ
ͪͳΈʹୈ70ճTokyoR • ϕΠζറΓճ ʢ˞ςʔϚΛܾΊͯΔճ͋·Γͳ͍ʣ • ߽՚ήετ • ͍ͭΑΓਓଟΊ ࠓճ͍ͩͿؤு͔ͬͨΒɺ དྷ݄͍ͭͲ͓Γ͔
গͳΊͷਓͰɺ ·ͬͨΓͨ͠ճΛΖ͏ ӡӦ
࣍ճͷͱձ͓͑͞·ͰͰ͖ͯͨ ͜͜·ͰͰ͖ͯΕɺ ͋ͱొஃऀूΊͱ͔ ͚ͩͩΑͶ ӡӦ ˞ͪͳΈʹձ୳͠ຖճͦΕͳΓʹ ɹۤ࿑͢ΔͰ͢ɻ ɾແྉͰ͑Δͱ͜Ζ ɾʹ։์ͯ͘͠ΕΔͱ͜Ζ ɾͦΕͳΓͷΩϟύ͕͋Δͱ͜Ζ
ͪͳΈʹJoeͷདྷ͢Ͱʹܾ·͍ͬͯͨ +PFͷདྷʹ͋Θͤͯ ʹΔʂ ӡӦ ͜ΕͰ+PFΛத৺ʹ ৭ʑܾΊ͍͚͍͍ͯͱࢥ͍ͬͯͨʜ
ͦΜͳ6݄9
None
ಈ༳͢ΔӡӦ
+PFճʹ Δ͜ͱʹͳ͍ͬͯΔ ʢ݁ہ)BEMFZͷདྷ ͩͬͨʣ ແཧήʔ
݁Ռ৭ʑ͋ͬͯ ʢओʹJoeͷௐͷ͓͔͛ʣ 7/15ʢʣҰຊ։࠵ʹ…
͔͜͜Β४උ͕࢝·Δʂ
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹ̋̋̋̋̋̋̋ 4. Joe·͔͞ͷ̋̋̋̋̋̋̋ 5.
Hadley͕ొஃͨ͠ॠؒʹ̋̋̋̋̋̋ 6. ཌͷkyyonko
४උͰΔ͜ͱ͕େͩͬͨ… ʢࢿྉͰׂѪʣ
200ਓنͷΠϕϯτӡӦ 1ճͷJapanRͰී௨Ͱ͕͢ɺ JapanR४උظؒϲ݄ɻ ͜ΕΛʢ֤ʑࣄ͋Γͭͭʣ ४උظؒ1ϲ݄ͰΓ͛ͨӡӦɺ ͍ͩͿؤுͬͨͱࢥ͏ͷͰ ๙Ί͍ͯͩ͘͞স
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹ̋̋̋̋̋̋̋ 4. Joe·͔͞ͷ̋̋̋̋̋̋̋ 5.
Hadley͕ొஃͨ͠ॠؒʹ̋̋̋̋̋̋ 6. ཌͷkyyonko
ͱ·͋ɺӡӦ৭ʑͨͨ͝͝ ͍ͯͨ͠ͷͰ͕͢…
7݄13ʹHadley͔Βདྷͨ Ұ௨ͷϝʔϧ
͢༰ɺԿ͕͍͍ʁ ԿͰͯ͋͛͠ΔΑ ʢཁʣ
ొஃ2લʹ͢༰Λ ͍͔͚ͯ͘ΕΔ…
ΓɺਆҒେͰ͋ͬͨɻ
͍Βͨ͠ํɺ ͷൃදͷൃදͷΫΥϦςΟ ͔Β૾͖ͭ·ͤΜΑͶʁ
ΓɺਆҒେͰ͋ͬͨɻ
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹొஃςʔϚܾΊ 4. Joe·͔͞ͷ̋̋̋̋̋̋̋ 5.
Hadley͕ొஃͨ͠ॠؒʹ̋̋̋̋̋̋ 6. ཌͷkyyonko
͊͞ɺ͍Α͍Αͷɻ
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹొஃςʔϚܾΊ 4. Joe·͔͞ͷ̋̋̋̋̋̋̋ 5.
Hadley͕ొஃͨ͠ॠؒʹ̋̋̋̋̋̋ 6. ཌͷkyyonko
ձλΫγʔͰ ͔͏Αʂ ձͷϏϧͷ໊લΛڭ ͑ͯ͘ΕΔ͔͍ʁ ʙલʙ
λΫγʔͷӡసखʹ 5PLZP(BSEFO 5FSSBDF,*0*$)0 ͱ͑ͯ͘Εʂ ʢਤը૾ఴͰϝʔϧʣ
ண͍ͨΑʂ ϝʔϧ ʙʙ
λΫγʔΓʹ ܴ͑ʹߦ͖·͢ʂ
͋Εɺ͍ͳ͍ʜ ʙλΫγʔΓʙ
λΫγʔΓʹ͍ͨਓʹ ͜ͷϏϧͷ λΫγʔΓ ͚ͩ͜͜Ͱ͢ΑͶʁ ʙλΫγʔΓʙ ͍ɻ
ʜʁ ʙλΫγʔΓʙ
͔ͯ͠͠ʜ ʙλΫγʔΓʙ
ʙϗςϧχϡʔΦʔλχͷλΫγʔΓʙ
͍ͨʂʂʂ
※ϗςϧχϡʔΦʔλχ ౦ژΨʔσϯςϥεلඌҪொͷ͔͍Ͱ͢ɻ
Ͳ͏ͯ͜͠͏ͳͬͨস
Ͳ͏ͯ͜͠͏ͳͬͨস ˞εϥΠυ্Ͱམͪண͍ͯݟ͑Δ͔Ͱ͕͢ɺ ࣮ࡍʹZ@@NBUUTVͱLZZPOLP͔ͳΓযΓ·ͨ͠ʜ
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹొஃςʔϚܾΊ 4. Joe·͔͞ͷχϡʔΦʔλχ 5.
Hadley͕ొஃͨ͠ॠؒʹ̋̋̋̋̋̋ 6. ཌͷkyyonko
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹొஃςʔϚܾΊ 4. Joe·͔͞ͷχϡʔΦʔλχ 5.
Hadley͕ొஃͨ͠ॠؒʹ̋̋̋̋̋̋ 6. ཌͷkyyonko
৭ʑ͋Γ·͕ͨ͠ɺ͍Α͍Α HadleyొஃλΠϜʂʂ
࢘ձͱͯ͠ɺ HadleyͷհΛऴ͑ͨkyyonko
ݞͷՙ߱Γͨ͠ɺ )BEMFZͷΛΏͬ͘Γ ฉ͜͏
͜͜·Ͱ ؤு͖ͬͯͨ͠ͳʙ㽈 ָ͠Έʹͯͨ͠㽈
※slackDM
None
Hadley͕ొஃͨ͠ॠؒʹ ౸ண͢ΔΧΫϠε ʢ˞ҿΈΛจ͍ͯͨ͠ઌʣ
ҿΈͷड͚औΓʹ ཱͪձ͍͕ඞཁ
None
ΧΫϠεHadleyʹ ձ͍͔ͨͬͨͷ͔͠Εͳ͍ɻ
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹొஃςʔϚܾΊ 4. Joe·͔͞ͷχϡʔΦʔλχ 5.
Hadley͕ొஃͨ͠ॠؒʹಧ͘ΧΫϠε 6. ཌͷkyyonko
͜Μͳײ͡Ͱ৭ʑ͋ͬͨ TokyoRແࣄऴྃʂ
খωλϦετ 1. ࣄͷൃʙ7݄15։࠵ʹࢸΔ·Ͱʙ 2. َͷΑ͏ͳ४උ 3. Hadley·͔͞ͷ2લʹొஃςʔϚܾΊ 4. Joe·͔͞ͷχϡʔΦʔλχ 5.
Hadley͕ొஃͨ͠ॠؒʹಧ͘ΧΫϠε 6. ཌͷkyyonko
None
ಥવͷൃ…
ർΕ͔Β͘ΔͷͩΖ͏͠ɺ ཌͷٳΈʹ ৸͓͚࣏ͯΔͩΖ͏ʂ
ཌ
None
݁ہ39.6·Ͱߦ͖·ͨ͠ɻ 2ձࣾΛٳΈ·ͨ͠…
ؤுΔͷ͍͍͚Ͳɺ ΄Ͳ΄ͲʹͶʂʂ
·ͱΊ
…ͷલʹ͓·͚ʢऄʣ
ࠓճRͷίʔυ͕ શ͘ग़͖ͯ·ͤΜͰ͕ͨ͠… ͬͨॠؒ͋ͬͨɻ
ࠓճਓ͕ଟ͔ͬͨͷͰɺडΛ2ͭʹ ͨ͠ͷͰ͕͢ɺ
ͦΕͧΕผͷcsvʹग़ܽΛهͨ͠ͷΛ Ϛʔδ͢ΔͷʹRΛ͍·ͨ͠ɻ
None
…ͦΕ͚ͩ ʢRͷίʔυΛࡌ͔͚ͤͨͬͨͩ…ʣ
վΊͯ·ͱΊ
·ͱΊ • HadleyདྷͷTokyoRͷཪଆ͜Μͳײ͡ Ͱͨ͠ɻ • ͱͯྑ͍ճʹͳͬͨͱࢥ͍·͢ɻ • ޙJoe͕R ViewsʢRStudioͷΦϑΟγϟ ϧϒϩάʣʹهࣄʹͯ͘͠Εͨʂ
https://rviews.rstudio.com/2018/08/15/ tokyor-71/
·ͱΊ • Hadleyճ͔ͨ͠ʹେม͚ͩͬͨΕͲɺ TokyoRӡӦຖճؤுͬͯ·͢Αʂ • ͜Ε͔ΒΑΖ͓͘͠ئ͍͍ͨ͠·͢ɻ
͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ