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TIL
  • MAIN
  • : TIL?
  • : WIL
  • : Plan
  • : Retrospective
    • 21Y
      • Wait a moment!
      • 9M 2W
      • 9M1W
      • 8M4W
      • 8M3W
      • 8M2W
      • 8M1W
      • 7M4W
      • 7M3W
      • 7M2W
      • 7M1W
      • 6M5W
      • 1H
    • ์ƒˆ์‚ฌ๋žŒ ๋˜๊ธฐ ํ”„๋กœ์ ํŠธ
      • 2ํšŒ์ฐจ
      • 1ํšŒ์ฐจ
  • TIL : ML
    • Paper Analysis
      • BERT
      • Transformer
    • Boostcamp 2st
      • [S]Data Viz
        • (4-3) Seaborn ์‹ฌํ™”
        • (4-2) Seaborn ๊ธฐ์ดˆ
        • (4-1) Seaborn ์†Œ๊ฐœ
        • (3-4) More Tips
        • (3-3) Facet ์‚ฌ์šฉํ•˜๊ธฐ
        • (3-2) Color ์‚ฌ์šฉํ•˜๊ธฐ
        • (3-1) Text ์‚ฌ์šฉํ•˜๊ธฐ
        • (2-3) Scatter Plot ์‚ฌ์šฉํ•˜๊ธฐ
        • (2-2) Line Plot ์‚ฌ์šฉํ•˜๊ธฐ
        • (2-1) Bar Plot ์‚ฌ์šฉํ•˜๊ธฐ
        • (1-3) Python๊ณผ Matplotlib
        • (1-2) ์‹œ๊ฐํ™”์˜ ์š”์†Œ
        • (1-1) Welcome to Visualization (OT)
      • [P]MRC
        • (2๊ฐ•) Extraction-based MRC
        • (1๊ฐ•) MRC Intro & Python Basics
      • [P]KLUE
        • (5๊ฐ•) BERT ๊ธฐ๋ฐ˜ ๋‹จ์ผ ๋ฌธ์žฅ ๋ถ„๋ฅ˜ ๋ชจ๋ธ ํ•™์Šต
        • (4๊ฐ•) ํ•œ๊ตญ์–ด BERT ์–ธ์–ด ๋ชจ๋ธ ํ•™์Šต
        • [NLP] ๋ฌธ์žฅ ๋‚ด ๊ฐœ์ฒด๊ฐ„ ๊ด€๊ณ„ ์ถ”์ถœ
        • (3๊ฐ•) BERT ์–ธ์–ด๋ชจ๋ธ ์†Œ๊ฐœ
        • (2๊ฐ•) ์ž์—ฐ์–ด์˜ ์ „์ฒ˜๋ฆฌ
        • (1๊ฐ•) ์ธ๊ณต์ง€๋Šฅ๊ณผ ์ž์—ฐ์–ด ์ฒ˜๋ฆฌ
      • [U]Stage-CV
      • [U]Stage-NLP
        • 7W Retrospective
        • (10๊ฐ•) Advanced Self-supervised Pre-training Models
        • (09๊ฐ•) Self-supervised Pre-training Models
        • (08๊ฐ•) Transformer (2)
        • (07๊ฐ•) Transformer (1)
        • 6W Retrospective
        • (06๊ฐ•) Beam Search and BLEU score
        • (05๊ฐ•) Sequence to Sequence with Attention
        • (04๊ฐ•) LSTM and GRU
        • (03๊ฐ•) Recurrent Neural Network and Language Modeling
        • (02๊ฐ•) Word Embedding
        • (01๊ฐ•) Intro to NLP, Bag-of-Words
        • [ํ•„์ˆ˜ ๊ณผ์ œ 4] Preprocessing for NMT Model
        • [ํ•„์ˆ˜ ๊ณผ์ œ 3] Subword-level Language Model
        • [ํ•„์ˆ˜ ๊ณผ์ œ2] RNN-based Language Model
        • [์„ ํƒ ๊ณผ์ œ] BERT Fine-tuning with transformers
        • [ํ•„์ˆ˜ ๊ณผ์ œ] Data Preprocessing
      • Mask Wear Image Classification
        • 5W Retrospective
        • Report_Level1_6
        • Performance | Review
        • DAY 11 : HardVoting | MultiLabelClassification
        • DAY 10 : Cutmix
        • DAY 9 : Loss Function
        • DAY 8 : Baseline
        • DAY 7 : Class Imbalance | Stratification
        • DAY 6 : Error Fix
        • DAY 5 : Facenet | Save
        • DAY 4 : VIT | F1_Loss | LrScheduler
        • DAY 3 : DataSet/Lodaer | EfficientNet
        • DAY 2 : Labeling
        • DAY 1 : EDA
        • 2_EDA Analysis
      • [P]Stage-1
        • 4W Retrospective
        • (10๊ฐ•) Experiment Toolkits & Tips
        • (9๊ฐ•) Ensemble
        • (8๊ฐ•) Training & Inference 2
        • (7๊ฐ•) Training & Inference 1
        • (6๊ฐ•) Model 2
        • (5๊ฐ•) Model 1
        • (4๊ฐ•) Data Generation
        • (3๊ฐ•) Dataset
        • (2๊ฐ•) Image Classification & EDA
        • (1๊ฐ•) Competition with AI Stages!
      • [U]Stage-3
        • 3W Retrospective
        • PyTorch
          • (10๊ฐ•) PyTorch Troubleshooting
          • (09๊ฐ•) Hyperparameter Tuning
          • (08๊ฐ•) Multi-GPU ํ•™์Šต
          • (07๊ฐ•) Monitoring tools for PyTorch
          • (06๊ฐ•) ๋ชจ๋ธ ๋ถˆ๋Ÿฌ์˜ค๊ธฐ
          • (05๊ฐ•) Dataset & Dataloader
          • (04๊ฐ•) AutoGrad & Optimizer
          • (03๊ฐ•) PyTorch ํ”„๋กœ์ ํŠธ ๊ตฌ์กฐ ์ดํ•ดํ•˜๊ธฐ
          • (02๊ฐ•) PyTorch Basics
          • (01๊ฐ•) Introduction to PyTorch
      • [U]Stage-2
        • 2W Retrospective
        • DL Basic
          • (10๊ฐ•) Generative Models 2
          • (09๊ฐ•) Generative Models 1
          • (08๊ฐ•) Sequential Models - Transformer
          • (07๊ฐ•) Sequential Models - RNN
          • (06๊ฐ•) Computer Vision Applications
          • (05๊ฐ•) Modern CNN - 1x1 convolution์˜ ์ค‘์š”์„ฑ
          • (04๊ฐ•) Convolution์€ ๋ฌด์—‡์ธ๊ฐ€?
          • (03๊ฐ•) Optimization
          • (02๊ฐ•) ๋‰ด๋Ÿด ๋„คํŠธ์›Œํฌ - MLP (Multi-Layer Perceptron)
          • (01๊ฐ•) ๋”ฅ๋Ÿฌ๋‹ ๊ธฐ๋ณธ ์šฉ์–ด ์„ค๋ช… - Historical Review
        • Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] Multi-headed Attention Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] LSTM Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] CNN Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] Optimization Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] MLP Assignment
      • [U]Stage-1
        • 1W Retrospective
        • AI Math
          • (AI Math 10๊ฐ•) RNN ์ฒซ๊ฑธ์Œ
          • (AI Math 9๊ฐ•) CNN ์ฒซ๊ฑธ์Œ
          • (AI Math 8๊ฐ•) ๋ฒ ์ด์ฆˆ ํ†ต๊ณ„ํ•™ ๋ง›๋ณด๊ธฐ
          • (AI Math 7๊ฐ•) ํ†ต๊ณ„ํ•™ ๋ง›๋ณด๊ธฐ
          • (AI Math 6๊ฐ•) ํ™•๋ฅ ๋ก  ๋ง›๋ณด๊ธฐ
          • (AI Math 5๊ฐ•) ๋”ฅ๋Ÿฌ๋‹ ํ•™์Šต๋ฐฉ๋ฒ• ์ดํ•ดํ•˜๊ธฐ
          • (AI Math 4๊ฐ•) ๊ฒฝ์‚ฌํ•˜๊ฐ•๋ฒ• - ๋งค์šด๋ง›
          • (AI Math 3๊ฐ•) ๊ฒฝ์‚ฌํ•˜๊ฐ•๋ฒ• - ์ˆœํ•œ๋ง›
          • (AI Math 2๊ฐ•) ํ–‰๋ ฌ์ด ๋ญ์˜ˆ์š”?
          • (AI Math 1๊ฐ•) ๋ฒกํ„ฐ๊ฐ€ ๋ญ์˜ˆ์š”?
        • Python
          • (Python 7-2๊ฐ•) pandas II
          • (Python 7-1๊ฐ•) pandas I
          • (Python 6๊ฐ•) numpy
          • (Python 5-2๊ฐ•) Python data handling
          • (Python 5-1๊ฐ•) File / Exception / Log Handling
          • (Python 4-2๊ฐ•) Module and Project
          • (Python 4-1๊ฐ•) Python Object Oriented Programming
          • (Python 3-2๊ฐ•) Pythonic code
          • (Python 3-1๊ฐ•) Python Data Structure
          • (Python 2-4๊ฐ•) String and advanced function concept
          • (Python 2-3๊ฐ•) Conditionals and Loops
          • (Python 2-2๊ฐ•) Function and Console I/O
          • (Python 2-1๊ฐ•) Variables
          • (Python 1-3๊ฐ•) ํŒŒ์ด์ฌ ์ฝ”๋”ฉ ํ™˜๊ฒฝ
          • (Python 1-2๊ฐ•) ํŒŒ์ด์ฌ ๊ฐœ์š”
          • (Python 1-1๊ฐ•) Basic computer class for newbies
        • Assignment
          • [์„ ํƒ ๊ณผ์ œ 3] Maximum Likelihood Estimate
          • [์„ ํƒ ๊ณผ์ œ 2] Backpropagation
          • [์„ ํƒ ๊ณผ์ œ 1] Gradient Descent
          • [ํ•„์ˆ˜ ๊ณผ์ œ 5] Morsecode
          • [ํ•„์ˆ˜ ๊ณผ์ œ 4] Baseball
          • [ํ•„์ˆ˜ ๊ณผ์ œ 3] Text Processing 2
          • [ํ•„์ˆ˜ ๊ณผ์ œ 2] Text Processing 1
          • [ํ•„์ˆ˜ ๊ณผ์ œ 1] Basic Math
    • ๋”ฅ๋Ÿฌ๋‹ CNN ์™„๋ฒฝ ๊ฐ€์ด๋“œ - Fundamental ํŽธ
      • ์ข…ํ•ฉ ์‹ค์Šต 2 - ์บ๊ธ€ Plant Pathology(๋‚˜๋ฌด์žŽ ๋ณ‘ ์ง„๋‹จ) ๊ฒฝ์—ฐ ๋Œ€ํšŒ
      • ์ข…ํ•ฉ ์‹ค์Šต 1 - 120์ข…์˜ Dog Breed Identification ๋ชจ๋ธ ์ตœ์ ํ™”
      • ์‚ฌ์ „ ํ›ˆ๋ จ ๋ชจ๋ธ์˜ ๋ฏธ์„ธ ์กฐ์ • ํ•™์Šต๊ณผ ๋‹ค์–‘ํ•œ Learning Rate Scheduler์˜ ์ ์šฉ
      • Advanced CNN ๋ชจ๋ธ ํŒŒํ—ค์น˜๊ธฐ - ResNet ์ƒ์„ธ์™€ EfficientNet ๊ฐœ์š”
      • Advanced CNN ๋ชจ๋ธ ํŒŒํ—ค์น˜๊ธฐ - AlexNet, VGGNet, GoogLeNet
      • Albumentation์„ ์ด์šฉํ•œ Augmentation๊ธฐ๋ฒ•๊ณผ Keras Sequence ํ™œ์šฉํ•˜๊ธฐ
      • ์‚ฌ์ „ ํ›ˆ๋ จ CNN ๋ชจ๋ธ์˜ ํ™œ์šฉ๊ณผ Keras Generator ๋ฉ”์ปค๋‹ˆ์ฆ˜ ์ดํ•ด
      • ๋ฐ์ดํ„ฐ ์ฆ๊ฐ•์˜ ์ดํ•ด - Keras ImageDataGenerator ํ™œ์šฉ
      • CNN ๋ชจ๋ธ ๊ตฌํ˜„ ๋ฐ ์„ฑ๋Šฅ ํ–ฅ์ƒ ๊ธฐ๋ณธ ๊ธฐ๋ฒ• ์ ์šฉํ•˜๊ธฐ
    • AI School 1st
    • ํ˜„์—… ์‹ค๋ฌด์ž์—๊ฒŒ ๋ฐฐ์šฐ๋Š” Kaggle ๋จธ์‹ ๋Ÿฌ๋‹ ์ž…๋ฌธ
    • ํŒŒ์ด์ฌ ๋”ฅ๋Ÿฌ๋‹ ํŒŒ์ดํ† ์น˜
  • TIL : Python & Math
    • Do It! ์žฅ๊ณ +๋ถ€ํŠธ์ŠคํŠธ๋žฉ: ํŒŒ์ด์ฌ ์›น๊ฐœ๋ฐœ์˜ ์ •์„
      • Relations - ๋‹ค๋Œ€๋‹ค ๊ด€๊ณ„
      • Relations - ๋‹ค๋Œ€์ผ ๊ด€๊ณ„
      • ํ…œํ”Œ๋ฆฟ ํŒŒ์ผ ๋ชจ๋“ˆํ™” ํ•˜๊ธฐ
      • TDD (Test Driven Development)
      • template tags & ์กฐ๊ฑด๋ฌธ
      • ์ •์  ํŒŒ์ผ(static files) & ๋ฏธ๋””์–ด ํŒŒ์ผ(media files)
      • FBV (Function Based View)์™€ CBV (Class Based View)
      • Django ์ž…๋ฌธํ•˜๊ธฐ
      • ๋ถ€ํŠธ์ŠคํŠธ๋žฉ
      • ํ”„๋ก ํŠธ์—”๋“œ ๊ธฐ์ดˆ๋‹ค์ง€๊ธฐ (HTML, CSS, JS)
      • ๋“ค์–ด๊ฐ€๊ธฐ + ํ™˜๊ฒฝ์„ค์ •
    • Algorithm
      • Programmers
        • Level1
          • ์†Œ์ˆ˜ ๋งŒ๋“ค๊ธฐ
          • ์ˆซ์ž ๋ฌธ์ž์—ด๊ณผ ์˜๋‹จ์–ด
          • ์ž์—ฐ์ˆ˜ ๋’ค์ง‘์–ด ๋ฐฐ์—ด๋กœ ๋งŒ๋“ค๊ธฐ
          • ์ •์ˆ˜ ๋‚ด๋ฆผ์ฐจ์ˆœ์œผ๋กœ ๋ฐฐ์น˜ํ•˜๊ธฐ
          • ์ •์ˆ˜ ์ œ๊ณฑ๊ทผ ํŒ๋ณ„
          • ์ œ์ผ ์ž‘์€ ์ˆ˜ ์ œ๊ฑฐํ•˜๊ธฐ
          • ์ง์‚ฌ๊ฐํ˜• ๋ณ„์ฐ๊ธฐ
          • ์ง์ˆ˜์™€ ํ™€์ˆ˜
          • ์ฒด์œก๋ณต
          • ์ตœ๋Œ€๊ณต์•ฝ์ˆ˜์™€ ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜
          • ์ฝœ๋ผ์ธ  ์ถ”์ธก
          • ํฌ๋ ˆ์ธ ์ธํ˜•๋ฝ‘๊ธฐ ๊ฒŒ์ž„
          • ํ‚คํŒจ๋“œ ๋ˆ„๋ฅด๊ธฐ
          • ํ‰๊ท  ๊ตฌํ•˜๊ธฐ
          • ํฐ์ผ“๋ชฌ
          • ํ•˜์ƒค๋“œ ์ˆ˜
          • ํ•ธ๋“œํฐ ๋ฒˆํ˜ธ ๊ฐ€๋ฆฌ๊ธฐ
          • ํ–‰๋ ฌ์˜ ๋ง์…ˆ
        • Level2
          • ์ˆซ์ž์˜ ํ‘œํ˜„
          • ์ˆœ์œ„ ๊ฒ€์ƒ‰
          • ์ˆ˜์‹ ์ตœ๋Œ€ํ™”
          • ์†Œ์ˆ˜ ์ฐพ๊ธฐ
          • ์†Œ์ˆ˜ ๋งŒ๋“ค๊ธฐ
          • ์‚ผ๊ฐ ๋‹ฌํŒฝ์ด
          • ๋ฌธ์ž์—ด ์••์ถ•
          • ๋ฉ”๋‰ด ๋ฆฌ๋‰ด์–ผ
          • ๋” ๋งต๊ฒŒ
          • ๋•…๋”ฐ๋จน๊ธฐ
          • ๋ฉ€์ฉกํ•œ ์‚ฌ๊ฐํ˜•
          • ๊ด„ํ˜ธ ํšŒ์ „ํ•˜๊ธฐ
          • ๊ด„ํ˜ธ ๋ณ€ํ™˜
          • ๊ตฌ๋ช…๋ณดํŠธ
          • ๊ธฐ๋Šฅ ๊ฐœ๋ฐœ
          • ๋‰ด์Šค ํด๋Ÿฌ์Šคํ„ฐ๋ง
          • ๋‹ค๋ฆฌ๋ฅผ ์ง€๋‚˜๋Š” ํŠธ๋Ÿญ
          • ๋‹ค์Œ ํฐ ์ˆซ์ž
          • ๊ฒŒ์ž„ ๋งต ์ตœ๋‹จ๊ฑฐ๋ฆฌ
          • ๊ฑฐ๋ฆฌ๋‘๊ธฐ ํ™•์ธํ•˜๊ธฐ
          • ๊ฐ€์žฅ ํฐ ์ •์‚ฌ๊ฐํ˜• ์ฐพ๊ธฐ
          • H-Index
          • JadenCase ๋ฌธ์ž์—ด ๋งŒ๋“ค๊ธฐ
          • N๊ฐœ์˜ ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜
          • N์ง„์ˆ˜ ๊ฒŒ์ž„
          • ๊ฐ€์žฅ ํฐ ์ˆ˜
          • 124 ๋‚˜๋ผ์˜ ์ˆซ์ž
          • 2๊ฐœ ์ดํ•˜๋กœ ๋‹ค๋ฅธ ๋น„ํŠธ
          • [3์ฐจ] ํŒŒ์ผ๋ช… ์ •๋ ฌ
          • [3์ฐจ] ์••์ถ•
          • ์ค„ ์„œ๋Š” ๋ฐฉ๋ฒ•
          • [3์ฐจ] ๋ฐฉ๊ธˆ ๊ทธ๊ณก
          • ๊ฑฐ๋ฆฌ๋‘๊ธฐ ํ™•์ธํ•˜๊ธฐ
        • Level3
          • ๋งค์นญ ์ ์ˆ˜
          • ์™ธ๋ฒฝ ์ ๊ฒ€
          • ๊ธฐ์ง€๊ตญ ์„ค์น˜
          • ์ˆซ์ž ๊ฒŒ์ž„
          • 110 ์˜ฎ๊ธฐ๊ธฐ
          • ๊ด‘๊ณ  ์ œ๊ฑฐ
          • ๊ธธ ์ฐพ๊ธฐ ๊ฒŒ์ž„
          • ์…”ํ‹€๋ฒ„์Šค
          • ๋‹จ์†์นด๋ฉ”๋ผ
          • ํ‘œ ํŽธ์ง‘
          • N-Queen
          • ์ง•๊ฒ€๋‹ค๋ฆฌ ๊ฑด๋„ˆ๊ธฐ
          • ์ตœ๊ณ ์˜ ์ง‘ํ•ฉ
          • ํ•ฉ์Šน ํƒ์‹œ ์š”๊ธˆ
          • ๊ฑฐ์Šค๋ฆ„๋ˆ
          • ํ•˜๋…ธ์ด์˜ ํƒ‘
          • ๋ฉ€๋ฆฌ ๋›ฐ๊ธฐ
          • ๋ชจ๋‘ 0์œผ๋กœ ๋งŒ๋“ค๊ธฐ
        • Level4
    • Head First Python
    • ๋ฐ์ดํ„ฐ ๋ถ„์„์„ ์œ„ํ•œ SQL
    • ๋‹จ ๋‘ ์žฅ์˜ ๋ฌธ์„œ๋กœ ๋ฐ์ดํ„ฐ ๋ถ„์„๊ณผ ์‹œ๊ฐํ™” ๋ฝ€๊ฐœ๊ธฐ
    • Linear Algebra(Khan Academy)
    • ์ธ๊ณต์ง€๋Šฅ์„ ์œ„ํ•œ ์„ ํ˜•๋Œ€์ˆ˜
    • Statistics110
  • TIL : etc
    • [๋”ฐ๋ฐฐ๋Ÿฐ] Kubernetes
    • [๋”ฐ๋ฐฐ๋Ÿฐ] Docker
      • 2. ๋„์ปค ์„ค์น˜ ์‹ค์Šต 1 - ํ•™์ŠตํŽธ(์ค€๋น„๋ฌผ/์‹ค์Šต ์œ ํ˜• ์†Œ๊ฐœ)
      • 1. ์ปจํ…Œ์ด๋„ˆ์™€ ๋„์ปค์˜ ์ดํ•ด - ์ปจํ…Œ์ด๋„ˆ๋ฅผ ์“ฐ๋Š”์ด์œ  / ์ผ๋ฐ˜ํ”„๋กœ๊ทธ๋žจ๊ณผ ์ปจํ…Œ์ด๋„ˆํ”„๋กœ๊ทธ๋žจ์˜ ์ฐจ์ด์ 
      • 0. ๋“œ๋””์–ด ์ฐพ์•„์˜จ Docker ๊ฐ•์˜! ์™•์ดˆ๋ณด์—์„œ ๋„์ปค ๋งˆ์Šคํ„ฐ๋กœ - OT
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  • [๋ฐฐํ”„์˜ ์˜ค์ง€๋ž– ํŒŒ์ด์ฌ ์›นํ”„๋กœ๊ทธ๋ž˜๋ฐ]
  • 3 ํŠœํ† ๋ฆฌ์–ผ ๋”ฐ๋ผํ•˜๊ธฐ - ์„ค๋ฌธ์กฐ์‚ฌ
  • 3. 1 ํ”„๋กœ์ ํŠธ ๋งŒ๋“ค๊ธฐ
  • 3. 2 ์›น์„œ๋ฒ„
  • 3.3 ์„ค๋ฌธ์กฐ์‚ฌ ์•ฑ ๋งŒ๋“ค๊ธฐ
  • 3.4 ์ฒซ๋ฒˆ์งธ ๋ทฐ ๋งŒ๋“ค๊ธฐ
  • 3.5 ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๋งŒ๋“ค๊ธฐ
  • 3.6 ๋ชจ๋ธ ๋งŒ๋“ค๊ธฐ
  • 3.7 ๋ชจ๋ธ์— ํ•จ์ˆ˜ ์ถ”๊ฐ€ํ•˜๊ธฐ
  • 3.8 ๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€ ํ™•์ธ
  • 3.9 ์—ฌ๋Ÿฌ ๊ฐ€์ง€ ๋ทฐ ์ถ”๊ฐ€

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  1. 2021 TIL
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[๋ฐฐํ”„์˜ ์˜ค์ง€๋ž– ํŒŒ์ด์ฌ ์›นํ”„๋กœ๊ทธ๋ž˜๋ฐ]

3 ํŠœํ† ๋ฆฌ์–ผ ๋”ฐ๋ผํ•˜๊ธฐ - ์„ค๋ฌธ์กฐ์‚ฌ

3. 1 ํ”„๋กœ์ ํŠธ ๋งŒ๋“ค๊ธฐ

ํ”„๋กœ์ ํŠธ ๋ช… : polls

์žฅ๊ณ  ์„ค์น˜

  • pip install django

ํ”„๋กœ์ ํŠธ ์ƒ์„ฑ

  • django-admin startproject config .

3. 2 ์›น์„œ๋ฒ„

์›น ์„œ๋ฒ„ ์‹œ์ž‘ํ•˜๊ธฐ

  • python manage.py runserver

ํฌํŠธ ๋ณ€๊ฒฝ

  • python manage.py 8080

  • python manage.py 0.0.0.0:8080

  • python manage.py 0:8000

  • (๊ทผ๋ฐ ๋‚˜๋Š” ์ž˜ ์•ˆ๋œ๋‹ค)

3.3 ์„ค๋ฌธ์กฐ์‚ฌ ์•ฑ ๋งŒ๋“ค๊ธฐ

์•ฑ ์ƒ์„ฑ

  • python manage.py startapp polls

3.4 ์ฒซ๋ฒˆ์งธ ๋ทฐ ๋งŒ๋“ค๊ธฐ

polls/views.py

from django.shortcuts import render
from django.http import HttpResponse
def index(request):
    return HttpResponse("Hello, world. You're at the polls index.")
# Create your views here.

๋ทฐ๋ฅผ ๋งŒ๋“ค๋ฉด ์ด ๋ทฐ๋ฅผ ํ˜ธ์ถœํ•˜๊ธฐ ์œ„ํ•œ URL์ด ์žˆ์–ด์•ผ ํ•œ๋‹ค. URL ์—ฐ๊ฒฐ์„ ์œ„ํ•ด polls ํด๋”์— urls.py ์ƒ์„ฑ

polls/urls.py

from django.urls import path
from . import views
urlpatterns = [
    path('', views.index, name='index')
]

path ํ•จ์ˆ˜๋Š” path(route, view, kwargs, name) ํ˜•ํƒœ๋กœ ํ˜ธ์ถœํ•œ๋‹ค.

  • route : ์ฃผ์†Œ๋ฅผ ์˜๋ฏธ

  • view : 1์˜ ์ฃผ์†Œ๋กœ ์ ‘๊ทผํ–ˆ์„ ๋•Œ ํ˜ธ์ธŒํ•  ๋ทฐ

  • kwargs : ๋ทฐ์— ์ „๋‹ฌํ•  ๊ฐ’

  • name : route์˜ ์ด๋ฆ„์„ ์˜๋ฏธ. ์ด ์ด๋ฆ„์„ ๊ฐ€์ง€๊ณ  ์›ํ•˜๋Š” ๊ณณ์—์„œ ์ฃผ์†Œ๋ฅผ ํ˜ธ์ถœํ•  ์ˆ˜ ์žˆ๋‹ค.

์ด ๋•Œ, polls/urls.py ๋Š” ์•ฑ์˜ ๋ผ์šฐํŒ…๋งŒ ๋‹ด๋‹นํ•˜๋ฏ€๋กœ ํ”„๋กœ์ ํŠธ์˜ ๋ฉ”์ธ urls.py ์—์„œ ์—ฐ๊ฒฐ์„ ํ•ด์ค˜์•ผ ์ •์ƒ ์ž‘๋™ํ•œ๋‹ค.

config/urls.py

from django.contrib import admin
from django.urls import path, include

urlpatterns = [
    path('polls/', include('polls.urls'))
    path('admin/', admin.site.urls),
]

include๋Š” ๋‹ค๋ฅธ urls.py ํŒŒ์ผ์„ ์ฐธ์กฐํ•  ์ˆ˜ ์žˆ๋„๋ก ํ•ด์ค€๋‹ค.

3.5 ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๋งŒ๋“ค๊ธฐ

config/settings.py ์˜ 76๋ฒˆ์งธ ์ค„์—๋Š” ๋ฐ์ดํ„ฐ ๋ฒ ์ด์Šค ์„ค์ •์ด ์žˆ๋‹ค.

  • ENGINE : ์–ด๋–ค ์ข…๋ฅ˜์˜ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค๋ฅผ ์‚ฌ์šฉํ• ์ง€ ์„ค์ •

    • ๊ธฐ๋ณธ์ ์œผ๋กœ ๋‹ค์Œ๊ณผ ๊ฐ™์€ 4๊ฐ€์ง€๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋‹ค

      • django.db.backends.sqlite3

      • django.db.backends.postgresql

      • django.db.backends.mysql

      • django.db.backends.oracle

๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ดˆ๊ธฐํ™”

  • python manage.py migrate

3.6 ๋ชจ๋ธ ๋งŒ๋“ค๊ธฐ

๋ชจ๋ธ์€ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์˜ ๊ตฌ์กฐ๋„์ด๋‹ค. ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์— ์–ด๋–ค ํ…Œ์ด๋ธ”์„ ๋งŒ๋“ค๊ณ  ์–ด๋–ค ์ปฌ๋Ÿผ์„ ๊ฐ–๊ฒŒ ํ•  ์ง€ ๊ฒฐ์ •ํ•˜๋ฉฐ ์ปฌ๋Ÿผ์˜ ์ œ์•ฝ ์กฐ๊ฑด๊นŒ์ง€๋„ ๋ชจ๋ธ์—์„œ ๊ฒฐ์ •ํ•œ๋‹ค.

polls/models.py

from django.db import models

class Question(models.Model):
    question_text = models.CharField(max_length=20)
    pub_date = models.DateTimeField('date published')

class Choice(models.Model):
    question = models.ForeignKey(Question, on_delete=models.CASCADE)
    choice_text = models.CharField(max_length=200)
    votes = models.IntegerField(default=0)
    
  • ์žฅ๊ณ ์˜ ๋ชจ๋ธ์€ models.Model์„ ์ƒ์†๋ฐ›์•„ ๋งŒ๋“œ๋Š”๋ฐ, ์ด ๋ถ€๋ชจ ํด๋ž˜์Šค๊ฐ€ ์‹ค์ œ๋กœ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์™€ ORM์„ ์ด์šฉํ•ด ๋™์ž‘ํ•˜๋Š” ๊ธฐ๋Šฅ๋“ค์„ ๊ฐ€์ง€๊ณ  ์žˆ๋‹ค.

  • ๊ฐ ํด๋ž˜์Šค ๋ณ€์ˆ˜๋“ค์€ ํ•„๋“œ ๊ฐ’์„ ๊ฐ€์ง€๋ฉฐ ์ด ํ•„๋“œ๋Š” ์ž๋ฃŒํ˜•๊ณผ ๊ฐ™๋‹ค.

  • ForeignKey๋Š” ๋‹ค๋ฅธ ๋ชจ๋ธ๊ณผ์˜ ๊ด€๊ณ„๋ฅผ ๋งŒ๋“ค๊ธฐ ์œ„ํ•ด์„œ ์‚ฌ์šฉํ•œ๋‹ค. Choice ๋ชจ๋ธ์ด ForeignKey๋กœ Question ๋ชจ๋ธ์„ ๊ฐ–๋Š”๋‹ค๋Š” ๊ฒƒ์€ Choice ๋ชจ๋ธ์ด Question์— ์†Œ์†๋œ๋‹ค๋Š” ๊ฒƒ์„ ์˜๋ฏธํ•œ๋‹ค.

  • ๋ชจ๋ธ์„ ์™„์„ฑํ•˜๋ฉด ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์— ์ ์šฉํ•ด์•ผ ํ•œ๋‹ค. ์ด ๋•Œ ์‚ฌ์šฉํ•˜๋Š” ๋ช…๋ น์–ด๋Š” migrate ์ด๋‹ค. ๋˜ํ•œ, ์ด ๋ช…๋ น์„ ์‚ฌ์šฉํ•˜๋ ค๋ฉด polls ์•ฑ์ด ํ˜„์žฌ ํ”„๋กœ์ ํŠธ์— ์„ค์น˜๋˜์–ด ์žˆ๋‹ค๊ณ  config/settings.py ์— ๋ช…์‹œํ•ด์ค˜์•ผ ํ•œ๋‹ค.

config/settings.py

INSTALLED_APPS = [
    'polls.apps.PollsConfig'
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
]
  • polls.apps.PollsConfig ๋Š” polls ์•ฑ ํด๋”์— apps.py ํŒŒ์ผ์— ์žˆ๋Š” PollsConfig ํด๋ž˜์Šค๋ฅผ ์˜๋ฏธํ•œ๋‹ค. ์งง๊ฒŒ ์“ฐ๋ ค๋ฉด polls ๋ผ๊ณ ๋งŒ ์ž…๋ ฅํ•ด๋„ ๋œ๋‹ค.

๋ฐ์ดํ„ฐ ๋ฒ ์ด์Šค ์ ์šฉ

  • python manage.py makemigrations polls

  • ๋ช…๋ น์„ ์‹คํ–‰ํ•˜๋ฉด ์•ฑ์˜ ๋ณ€๊ฒฝ์‚ฌํ•ญ์„ ํŒŒ์•…ํ•ด์„œ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์— ์ ์šฉํ•  ๋‚ด์šฉ์„ ๋งŒ๋“ค์–ด ๋‚ธ๋‹ค. ์ด ๋‚ด์šฉ์ด polls/migrations/0001_initial.py ํŒŒ์ผ์— ๊ธฐ๋ก๋˜์–ด ์žˆ๋‹ค.

SQL ๊ตฌ๋ฌธ ํ™•์ธ

  • python manage.py sqlmigrate polls 0001

  • ์ด๋ฅผ ํ†ตํ•ด SQL์„ ์‹คํ–‰ํ•˜๊ฑฐ๋‚˜ ๋ฌธ์ œ๊ฐ€ ์žˆ๋Š” ์ฟผ๋ฆฌ๋ฅผ ํŒ๋‹จํ•  ์ˆ˜ ์žˆ๋‹ค.

  • ๊ทธ๋Ÿฌ๋‚˜ ์žฅ๊ณ ๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ์ฟผ๋ฆฌ๋ฌธ์„ ๋ชฐ๋ผ๋„ ORM์„ ํ†ตํ•ด ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์— ์ ‘๊ทผํ•  ์ˆ˜ ์žˆ๋‹ค.

๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๋ฐ˜์˜

  • python manage.py migrate polls 0001

  • ์ด ๋ช…๋ น์„ ํ†ตํ•ด ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์— ๋ณ€๊ฒฝ์‚ฌํ•ญ์„ ๋ฐ˜์˜ํ•˜์—ฌ ํ…Œ์ด๋ธ”์„ ์ƒ์„ฑํ•˜๊ณ  ์ดˆ๊ธฐํ™” ํ•  ์ˆ˜ ์žˆ๋‹ค.

3.7 ๋ชจ๋ธ์— ํ•จ์ˆ˜ ์ถ”๊ฐ€ํ•˜๊ธฐ

Question ๋ชจ๋ธ๊ณผ Choice ๋ชจ๋ธ์— __str__ ๋ฉ”์„œ๋“œ๋ฅผ ์ถ”๊ฐ€ํ•œ๋‹ค.

polls/models.py

from django.db import models
from django.utils import timezone
import datetime

class Question(models.Model):
    question_text = models.CharField(max_length=20)
    pub_date = models.DateTimeField('date published')
    def __str(self):
        return self.question_text
    def was_published_recently(self):
        return self.pub_date >= timezone.now() - datetime.timedelta(days=1)

class Choice(models.Model):
    question = models.ForeignKey(Question, on_delete=models.CASCADE)
    choice_text = models.CharField(max_length=200)
    votes = models.IntegerField(default=0)
    def __str(self):
        return self.choice_text

๋ชจ๋ธ์„ ์ž‘์„ฑํ•œ ํ›„์— ๋‹จ์ˆœ ๋ฉ”์„œ๋“œ ๋ณ€๊ฒฝ์€ migrate๋ฅผ ํ•  ํ•„์š”๊ฐ€ ์—†๋‹ค.

3.8 ๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€ ํ™•์ธ

๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€์— ์ ‘๊ทผํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ๊ด€๋ฆฌ์ž ๊ณ„์ •์ด ํ•„์š”ํ•˜๋‹ค.

  • python manage.py createsuperuser

๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€์—์„œ Question ๋ชจ๋ธ์„ ๊ด€๋ฆฌํ•˜๋ ค๋ฉด ์ด ๋ชจ๋ธ์„ ๋“ฑ๋กํ•ด์•ผ ํ•œ๋‹ค. admin.py ํŒŒ์ผ์—์„œ ๋‹ค์Œ ์ฝ”๋“œ๋ฅผ ์ž…๋ ฅํ•œ๋‹ค.

from django.contrib import admin
from .models import Question
admin.site.register(Question)

3.9 ์—ฌ๋Ÿฌ ๊ฐ€์ง€ ๋ทฐ ์ถ”๊ฐ€

ํŠœํ‘œ ์•ฑ์˜ ๋ฉ”์ธ ํŽ˜์ด์ง€ ์ดํ›„ ์—ฌ๋Ÿฌ ๊ฐ€์ง€ ๋ทฐ๋ฅผ ์ถ”๊ฐ€ํ•œ๋‹ค

  • ํˆฌํ‘œ ๋ชฉ๋ก

  • ํˆฌํ‘œ ์ƒ์„ธ

  • ํˆฌํ‘œ ๊ธฐ๋Šฅ

  • ํˆฌํ‘œ ๊ฒฐ๊ณผ

views.py

from django.shortcuts import render
from django.http import HttpResponse

def index(request):
    return HttpResponse("Hello, world. You're at the polls index.")

def detail(request, question_id):
    return HttpResponse("You're looking at question %s." % question_id)

def results(request, question_id):
    response = "You're at the results of question %s."
    return HttpResponse(response % question_id)

def vote(request, question_id):
    return HttpResponse("You're voting on question %s." % question_id)

polls/urls.py

from django.urls import path
from . import views
urlpatterns = [
    path('', views.index, name='index'),
    path('<int:question_id>/', views.detail, name='detail'),
    path('<int:question_id>/results/', views.results, name='results'),
    path('<int:question_id>/vote/', views.vote, name='vote'),
]

3๊ฐœ์˜ ๋ทฐ๋ฅผ ๋งŒ๋“ค๊ณ  URL์„ ์—ฐ๊ฒฐํ–ˆ๋‹ค. index๋ทฐ์™€ ๋‹ค๋ฅธ ์ ์€ ๊ฐ URL์— ์žˆ๋Š” ํ™”์‚ด๊ด„ํ˜ธ๋Š” ๋ณ€์ˆ˜๋ฅผ ์˜๋ฏธํ•˜๋ฉฐ ์ด ๋ถ€๋ถ„์— ํ•ด๋‹นํ•˜๋Š” ๊ฐ’์„ ๋ทฐ์— ์ธ์ž๋กœ ์ „๋‹ฌํ•œ๋‹ค.

polls/views.py

def index(request):
    latest_question_list = Question.objects.order_by('-pub_date')[:5]
    output = ', '.join([q.question_text for q in latest_question_list])
    return HttpResponse(output)

๊ธฐ๋Šฅ์ด ์žˆ๋Š” ๋ทฐ๋ฅผ ๋งŒ๋“ค์—ˆ์ง€๋งŒ MTV ํŒจํ„ด์— ๋”ฐ๋ฅด์ง€ ์•Š์€ ํ˜•ํƒœ์ด๋‹ค. ํ…œํ”Œ๋ฆฟ์„ ๋งŒ๋“ค์–ด ํŒŒ์ด์ฌ ์ฝ”๋“œ์™€ HTML ์ฝ”๋“œ๋ฅผ ๋ถ„๋ฆฌํ•œ๋‹ค.

index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
{% if latest_question_list %}
    <ul>
        {% for question in latest_question_list %}
        <li><a href="/polls/{{ question.id }}/">{{ question.question_text }}</a></li>
        {% endfor %}
    </ul>
{% else %}
    <p>No polls are available.</p>
{% endif %}

</body>
</html>

polls/views.py

from django.shortcuts import render
from django.http import HttpResponse
from django.template import loader
from .models import Question

def index(request):
    latest_question_list = Question.objects.order_by('-pub_date')[:5]
    template = loader.get_template('polls/index.html')
    context = {
        'latest_question_list': latest_question_list,
    }
    return HttpResponse(template.render(context, request))

loader๋ฅผ ์ด์šฉํ•ด index.html์„ ๋ถˆ๋Ÿฌ์˜ค๊ณ  ๋ฏธ๋ฆฌ ๋งŒ๋“ค์–ด ๋†“์€ context ๋ณ€์ˆ˜๋ฅผ ์ด์šฉํ•ด ์ „๋‹ฌํ•œ๋‹ค. ํ•˜์ง€๋งŒ ์ด๋Ÿฐ ์ ˆ์ฐจ๊ฐ€ ์•ฝ๊ฐ„ ๋ถˆํŽธํ•˜๊ธฐ ๋•Œ๋ฌธ์— ์žฅ๊ณ ์—์„œ๋Š” render๋ผ๋Š” ๋‹จ์ถ•ํ•จ์ˆ˜๋ฅผ ์ œ๊ณตํ•œ๋‹ค.

polls/views.py

def index(request):
    latest_question_list = Question.objects.order_by('-pub_date')[:5]
    context = {
        'latest_question_list': latest_question_list,
    }
    return render(request, 'polls/index.html', context)

render ๋ฉ”์„œ๋“œ๋Š” request์™€ ํ…œํ”Œ๋ฆฟ ์ด๋ฆ„, ์‚ฌ์ „ํ˜• ๊ฐ์ฒด๋ฅผ ์ธ์ž๋กœ ๋ฐ›๋Š”๋‹ค. ์‚ฌ์ „ํ˜• ๊ฐ์ฒด๋Š” ํ…œํ”Œ๋ฆฟ์—์„œ ์‚ฌ์šฉํ•  ๋ณ€์ˆ˜๋ฅผ ์˜๋ฏธ.

ํ…œํ”Œ๋ฆฟ์ด ๋ฐ˜์˜๋œ ๋ฉ”์ธ ํ™”๋ฉด

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