Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
なぜ僕はプログラミングが苦手なのか / Why am I not good at progra...
Search
VTRyo
February 01, 2019
Education
4.6k
3
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
なぜ僕はプログラミングが苦手なのか / Why am I not good at programming
2019.2.1 WEBエンジニア勉強会11
VTRyo
February 01, 2019
More Decks by VTRyo
See All by VTRyo
退職の雰囲気マシマシのluccafortという男について語らせてもらおうか / Let me tell you about luccafort who is leaving company
vtryo
0
360
ほんとうの信頼性はヒーローが死んでからはじまる / True reliability begins after the hero dies
vtryo
0
180
越境するなら専門用語を使うな高校校歌 / If you wanna cross border, you shouldn't use jargon
vtryo
0
220
なぜ私たちのSREプラクティスはなかなか機能しないのか 〜システムより先に組織を見る〜 / Why our SRE practices aren't really working
vtryo
4
6.5k
飲食店もAIで。レジ締めやハンディシステムをつくってる話 / Using AI for restaurant management
vtryo
0
350
そのSLO 99.9%、本当に必要ですか? 〜優先度付きSLOによる責任共有の設計思想〜 / Is that 99.9% SLO really necessary? Design philosophy of shared responsibility through prioritized SLOs
vtryo
2
5.1k
あの職員室 / That teachers' lounge
vtryo
0
180
自分だけの、誰も想像できないキャリアの育て方 〜偶然から始めるキャリアプラン〜 / Career planning starting by luckly v2
vtryo
1
590
60以上のプロダクトを持つ組織における開発者体験向上への取り組み - チームAPIとBackstageで構築する組織の可視化基盤 - / sre next 2025 Efforts to Improve Developer Experience in an Organization with Over 60 Products
vtryo
3
3.4k
Other Decks in Education
See All in Education
General Introduction, Composition, Chemistry & Chemical Classes, Biosources, Therapeutic uses and Commercial Application of Secondary Metabolites.
drpoonamkc
0
150
SANG PENCIPTA BERBICARA (01ABSG-Q4-2026)
ssmedikasda
0
440
AIがコードを書く時代に、何を教えるのか / What Should We Teach in the Age of AI-Generated Code?
ichiroc
1
600
Geografía y fútbol. Atlanta. la megalópolis del fútbol
juanmartin2026
1
12k
FA26 CLU MS Clinical Psychology New Student Orientation
jdbedics
0
180
Book-keeping
bvr7352
0
130
Carbohydrates: Classification, Structure & Chemical Properties
pawan_pharm
0
320
Padlet opetuksessa
matleenalaakso
12
16k
20260908_ターゲットとスコープを決める発表法
masakiokuda
1
130
学習者データを「見る」:外国語教師のためのデータの入力、分析、解釈方法
uranoken
0
420
AWS Academy プログラムのご紹介
hiragahh
0
110
Quality Control of Crude Drugs
pawan_pharm
0
190
Featured
See All Featured
4 Signs Your Business is Dying
shpigford
187
23k
We Are The Robots
honzajavorek
0
390
GraphQLとの向き合い方2022年版
quramy
50
15k
SEO for Brand Visibility & Recognition
aleyda
0
4.8k
How to Grow Your eCommerce with AI & Automation
katarinadahlin
PRO
2
320
The #1 spot is gone: here's how to win anyway
tamaranovitovic
4
1.2k
Winning Ecommerce Organic Search in an AI Era - #searchnstuff2025
aleyda
2
2.2k
Primal Persuasion: How to Engage the Brain for Learning That Lasts
tmiket
0
490
Digital Ethics as a Driver of Design Innovation
axbom
PRO
1
450
A Guide to Academic Writing Using Generative AI - A Workshop
ks91
PRO
1
510
SERP Conf. Vienna - Web Accessibility: Optimizing for Inclusivity and SEO
sarafernandez
2
1.6k
Crafting Experiences
bethany
1
380
Transcript
WEBΤϯδχΞษڧձ#11 2019. 2.1
ʮͳͥϓϩάϥϛϯά͕ۤखͳͷ͔ʯ Presentation by VTRyo (Web Developer)
લະฉ ʰͰ͖ͳ͍ܥLTʱ ஏ֎ฉͳ͍ͷͰ͋Δ
͡Ί·ͯ͠ VTRyoͱॻ͍ͯϦϣͰ͢ Twitterʢ@3s_hvʣ ʢ@3s_hvʣ
͡Ί·ͯ͠ ʢ@3s_hvʣ גࣜձࣾϚπϦΧ SREνʔϜ ΤϯδχΞ࠾༻૭ޱ͡Ί·ͨ͠
͡Ί·ͯ͠ ʢ@3s_hvʣ झຯ స৬ࢧԉ ൃ৴͢ΔϚϯʢϒϩάɺొஃɺΠϕϯτओ ࠵ɺٕज़ಉਓࢽࣥචʣ ୭͔ͷਓੜΛฉ͘
స৬LT#4 Γ·͢ ݱࡏ४උத
ٕज़ॻయ
ͬͦ͘͞ຊ
લఏ Ansible, Terraformॻ͍͍ͯͨ ϓϩάϥϛϯάຊ֨తʹ࢝Ίͯ̐ϲ݄ ओͳ։ൃݴޠRubyʢRoRʣ SREͱͯ͠ύϑΥʔϚϯεվળʹணखத
લఏ ϓϩάϥϛϯά ͜Ε·Ͱ్தͰษڧΊΔ͜ͱ̎ճ ҰճେֶतۀͷPerlɺೋProgate ϝϯλʔͳ͠
ΤϯδχΞྺ̏ ϓϩάϥϛϯάྺ̐ϲ݄
Ώ͑ʹϨϕϧ̌
ҎԼʮ͓લηϯεͳ͍ʯ ېࢭ
ͳͥϓϩάϥϛϯά͕ۤखͳͷ͔ɺ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
ॳ৺ऀ͋Δ͋Δʁ or ͕͠ѱ͍ʁ ͠”ηϯε͕ͳ͍”
”ηϯε͕ͳ͍”ͰऴΘΒͤͯ͠·ͬͨΒ Կ࢝ΊΒΕͳ͘ͳΔͰ͠ΐʔ͕ʂ ηϯεͳ͍ͰऴΘΒͤͨ͘ͳ͍ͷͩ Ͱ…
͍ࣗ͟ݾੳʂ ઌഐΤϯδχΞҭઢͰʂ ಉ͡ਓҰॹʹ͕ΜΖ͏ʂ
ॳ৺ऀ͋Δ͋Δ ͦͯ͠ ࠷ॳͷน
Ͷ͑ɺΤϥʔจಡΜͰͳ͘ͳ͍ʁ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
·͡ͰಡΜͰͳ͍ύλʔϯ ಡΈղ͚͍ͯͳ͍ύλʔϯ Τϥʔൃੜʂͦͷͱ͖൴… ͕͢͞ʹࠓͳ͍Ͱ͢
·͡ͰಡΜͰͳ͍ύλʔϯ ΤϥʔͰͨ ͖ͬ͞ ॻ͍ͨͱ͔͜ ͘͞Ͷ Τϥʔݟͯͳ͍
ࣗͰॻ͍ͨॴ͕ѱ͍ͷΘ͔ͬͯΔ ͔ͩΒͦ͜Λม͑Δʢಡ·ͣʹม͑ʹ͍ͬͪΌ͏ʣ ͰԿ͕ѱ͍͔ಡΜͰͳ͍͔ΒదͳରԠʹͳΒͳ͍ Α͏͘Τϥʔಡ͏ͱ͢Δ Կॻ͍ͯ͋Δ͔Θ͔Βͳ͍͠खؒ ৺ཧঢ়ଶʢ̍ྫʣ ࠷ॳ͜Ε ͳΜ͡Όͳ͍͔ͳ
͜͏ͯ͠ѱ॥ϧʔϓ
յΕͨΓ͠ͳ͍͔Β ͖߹͏บΛ
ಡΈղ͚ͯͳ͍ύλʔϯ γϯϓϧʹಡΈඈ͍ͯ͠ΔʢಡΜͰͳ͍ͱ ݴ͏ʣ ܦݧෆͰؾ͚ͮͯͳ͍
ܦݧෆͰؾ͚ͮͯͳ͍ NoMethodError: undefined method ͺͬͱݟ͙ͯ͢Θ͔Δਓ ͦΕ͚ͩܦݧ͖ͯͨ͠ͱ͍͏͜ͱ ͙ͨͩ͢͠ʹݕ౼͕͔ͭ͘ͷࠩ ͖߹͍ͬͯΕΘ͔ΔΑ͏ʹͳΔ Xyz::JobBase Error:
Called abstract method.
ಡΈղ͚ͯͳ͍ύλʔϯ ʮ͜͜ʹॻ͍ͯ͋Δ͡ΌΜʂʯ ͕અ݀ͰࢮΛܴ͑Δ
ܦݧ͖߹ͬͨͰมΘΔ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
Α͏͘࠷ॳͷนΛյ͢ ͔͍ͬͯͨ͠͠ͷࣗ৴ࣦ
ϓϩάϥϛϯά͕ۤख͔͠Εͳ͍ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
ͳΜ͔࠷ॳͷนյ͢ͷʹ ͍͔͔࣌ؒͬͨ͢͝…
͔͠ Twitterʹ͍ΔΈΜͳ ͭΑ͍ͻͱ͔ͬ͡ΌΜ…ʁ
ΈΜͳ͕ηϯεͰ͖ͬͯͨ͜ͱ ҙࣝͯ͠Α͏͘Ͱ͖ͨ
ίʔυᘳʹॻ͚ΔΘ͚͡Όͳ͍͠ ͜ͷ··Ͱμϝ͔…
ࣗ৴Λͳͨ͘͠ɺϚωʔδϟʔʹ͋Δر Λ͑·ͨ͠ ͏ͩΊ͔
ϚωʔδϟʹݴΘΕͨ͜ͱ
– By Manager “ͨͱ͑αϙʔτΛड͚ͳ͕ΒͰϓϧϦΫΛग़ ͨ͠Μͩ͠ɺػೳͯ͠ΔΜ͡Όͳ͍Ͱ͔͢”
None
ͦ͏͔ɻ͘͠ߟ͑͗ͯͨ͢
࣮ޭମݧ͋ͬͨͣͩ
Τϥʔಡ·ͳ͍ͩͬͯ ͪΐͬͱͣͭमਖ਼͖ͯͨ͠
ʮϓϩάϥϛϯάͰ͖Δʯͷϋʔυϧ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
࠷ॳ୭͕ΦϨΦϨίʔυ͡Όͳ͍ͷ͔͍ ʮᘳʹʯͬͯԿΛͬͯᘳͳͷ͔ɻͦ ͦᘳͳͷͳ͍ ϋʔυϧউखʹ্͛ͯΔ
ॳ৺ऀ͋Δ͋Δʁ or ͕͠ѱ͍ʁ ͠”ηϯε͕ͳ͍” ࠷ॳͷ͍
ηϯεͱɺ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
ηϯε͋Δਓɿ͜Ε·Ͱͷڥܦݧɺश׳ ʹΑΓඞཁͳײ͕֮උΘ͍ͬͯΔਓ ηϯε͕ͳ͍ਓɿ·ͩश׳͕උΘ͍ͬͯͳ͍ ͚ͩ ηϯεͱɺ ͨͱ͑ தֶੜͷͱ͖͔ΒHP࡞ͬͯͨਓͱ͔
ηϯεͱɺྑ͍श׳ͷੵΈॏͶͰͳ͍͔ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
ͳΒɺʹΕΔ͜ͱ͋Δ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
ͦ͏৴ͯ͜͡Ε͔ΒਐΉ ϓ ϩ ϑ Σ ο γ ϣ φ ϧ
ʹ ͳ Γ ͨ ͍
Please Teach me!! I’m very quick on the uptake
࠳ંͨ͠Βɺಡ͏ɻ
ʮͳͥϓϩάϥϛϯά͕ۤखͳͷ͔ʯ Presentation by VTRyo (Web Developer)