Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Find out potential dead codes from diff
Search
Shia
June 07, 2018
Technology
0
7.1k
Find out potential dead codes from diff
Shia
June 07, 2018
Tweet
Share
More Decks by Shia
See All by Shia
Conquering Massive Traffic Spikes in Ruby Applications with Pitchfork
riseshia
0
170
スパイクアクセス対策としての pitchfork 導入
riseshia
0
690
NewEngineering 2024 - 繋がっていくサービスを支える開発環境作り
riseshia
0
1.3k
Hotspot on Coverage
riseshia
0
230
差分ベースで効率的にテストを実行してみる
riseshia
1
740
Cookpad internship 2020 summer - web
riseshia
0
7.6k
マイクロサービス化を支える継続的切り替え術
riseshia
0
630
Cleaning up a huge ruby application
riseshia
3
12k
Other Decks in Technology
See All in Technology
「タコピーの原罪」から学ぶ間違った”支援” / the bad support of Takopii
piyonakajima
0
140
HonoとJSXを使って管理画面をサクッと型安全に作ろう
diggymo
0
180
AI時代、“平均値”ではいられない
uhyo
8
2.5k
SOTA競争から人間を超える画像認識へ
shinya7y
0
200
頭部ふわふわ浄酔器
uyupun
0
110
入院医療費算定業務をAIで支援する:包括医療費支払い制度とDPCコーディング (公開版)
hagino3000
0
110
個人でデジタル庁の デザインシステムをVue.jsで 作っている話
nishiharatsubasa
3
5k
Biz職でもDifyでできる! 「触らないAIワークフロー」を実現する方法
igarashikana
7
3.3k
オブザーバビリティと育てた ID管理・認証認可基盤の歩み / The Journey of an ID Management, Authentication, and Authorization Platform Nurtured with Observability
kaminashi
1
630
What's new in OpenShift 4.20
redhatlivestreaming
0
230
クラウドとリアルの融合により、製造業はどう変わるのか?〜クラスメソッドの製造業への取組と共に〜
hamadakoji
0
420
Azure Well-Architected Framework入門
tomokusaba
1
120
Featured
See All Featured
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
52
5.7k
Java REST API Framework Comparison - PWX 2021
mraible
34
8.9k
Thoughts on Productivity
jonyablonski
70
4.9k
Building a Scalable Design System with Sketch
lauravandoore
463
33k
Keith and Marios Guide to Fast Websites
keithpitt
411
23k
Why You Should Never Use an ORM
jnunemaker
PRO
59
9.6k
For a Future-Friendly Web
brad_frost
180
10k
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
21
1.2k
Become a Pro
speakerdeck
PRO
29
5.6k
Making Projects Easy
brettharned
120
6.4k
Leading Effective Engineering Teams in the AI Era
addyosmani
7
610
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
508
140k
Transcript
'JOEPVUQPUFOUJBMEFBE DPEFTGSPNEJGG TIJB!DPPLQBE
QQTFMG w4BOHZPOH4JN !TIJB w&OHJOFFSBU$PPLQBE*OD w4XFFUTNBLFS
!DPPLQBE@IS IUUQTXXXJOTUBHSBNDPNQ#K&%*)MJ1;
*OUIJTQSFTFOUBUJPO w'PDVTPOTUBUJDDPEF BOBMZTJT wEFBEDPEFVODBMMFENFUIPET ‣ 4P UBSHFUJOHBQQMJDBUJPOQSPKFDUT OPUMJCSBSJFT
*UTIBSEUPpOEEFBE DPEFXSJUUFOJO3VCZ
1SFWJPVT"QQSPBDI %FCSJEF w"OBMZ[FDPEFGPSQPUFOUJBMMZ VODBMMFEEFBENFUIPET w IUUQTHJUIVCDPNTFBUUMFSCEFCSJEF
1SPCMFN w5PPNBOZGBMTFQPTJUJWFT w8IBUBCPVU%4-
1SPCMFN w5PPNBOZGBMTFQPTJUJWFT ‣ 'PDVTPOUIJT w8IBUBCPVU%4- ‣ (JWFVQ
1SPQPTBM 'PDVTPOUIFEJGGPGEFBE DPEFT w'JMUFSPVUGBMTFQPTJUJWFTCZ DPNQBSJOHEFBEDPEFT CFUXFFOUXPDPNNJUT
)PXUP w NFUIPE@B w NFUIPE@C w NFUIPE@D w NFUIPE@E Potential
unused list A
)PXUP w NFUIPE@B w NFUIPE@C w NFUIPE@D w NFUIPE@E Potential
unused list A Potential unused list B w NFUIPE@B w NFUIPE@C w NFUIPE@E w NFUIPE@F Apply difference
)PXUP Unused list introduced by commit B - A w
NFUIPE@F
"EWBOUBHF w-FTTOFFEXIJUFMJTU w&BTZUPKVEHFEFUFDUFEDPEFJT SFBMMZEFBEPSOPU w&BTZUPBEBQUUPQVMMSFRVFTU$* ‣ &YQFDUOPUUPJODSFBTFUIF OVNCFSPGEFBEDPEFT
%JTBEWBOUBHF w$BOOPUDIFDLXIPMFEFBE DPEFT
5SZ w5FTUFEPODPPLQBE SFQPTJUPSZ w$IFDLFECZEBJMZ$* wXJUIEFBUIOPUF IUUQTHJUIVCDPNSJTFTIJBEFBUIOPUF
6TF$BTF 6OVTFEGSPNVOVTFE w133FNPWFVOVTFEDPEFT ‣ 5IFSFXBTDPEFTVTFECZ SFNPWFEDPEFT
6TF$BTF 'JOEJOH3FGBDUPSJOH.JTUBLFT w133FOBNFNFUIPET ‣ TPNFNFUIPETXBTNJTTFEUPCF SFOBNFE ‣ 6OGPSUVOBUFMZ UIFSFXBTOP UFTUT
4VNNBSZ w4IPXIPXUPpMUFSPVUGBMTF QPTJUJWFTCZDPNQBSJOH EFBEDPEFT w*UNBZCFVTFGVM
5IBOLZPV