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2.9 KiB
2.9 KiB
id, title, category, status, verification_status, canonical_id, aliases, duplicate_of, source_trust_level, confidence_score, created_at, updated_at, review_reason, merge_history, tags, raw_sources, applied_in, github_commit
| id | title | category | status | verification_status | canonical_id | aliases | duplicate_of | source_trust_level | confidence_score | created_at | updated_at | review_reason | merge_history | tags | raw_sources | applied_in | github_commit | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| java-variables-real-life | Java Variables Real Life | Programming_Language | draft | conceptual |
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B | 0.87 | 2026-07-04 | 2026-07-04 |
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Java Variables Real Life
🎯 한 줄 통찰 (One-line insight)
Short placeholder names like myNum/myChar exist purely to avoid confusion during isolated syntax teaching — real programs use descriptive, purpose-specific names (studentName, studentID) that name the DATA, not the type. [S1]
🧠 핵심 개념 (Core concepts)
- Placeholder naming rationale — generic type-matching names (
myInt,myChar) are used in isolated examples specifically to reduce confusion while teaching syntax. [S1] - Real-world naming — practical programs name variables after their meaning (
studentName), not their type. [S1]
📖 세부 내용 (Details)
- Student data record:
String studentName = "John Doe"; int studentID = 15; int studentAge = 23; float studentFee = 75.25f; char studentGrade = 'B';— printed with descriptive labels. [S1] - Rectangle area calculation:
int length = 4; int width = 6; int area; area = length * width;. [S1]
⚖️ 모순 및 업데이트 (Contradictions & updates)
소스에서 모순되는 정보는 발견되지 않음.
🛠️ 적용 사례 (Applied in summary)
현재 발견된 실제 적용 사례가 없습니다 — 학생 정보 기록, 사각형 넓이 계산처럼 변수 여러 개를 조합하는 실전 패턴의 첫 예시다. [S1]
💻 코드 패턴 (Code patterns)
Rectangle area calculation (Java):
int length = 4;
int width = 6;
int area;
area = length * width;
System.out.println("Area of the rectangle is: " + area);
✅ 검증 상태 및 신뢰도
- 상태: draft
- 검증 단계: conceptual
- 출처 신뢰도: B (W3Schools — widely used educational reference, not a primary standards body)
- 신뢰 점수: 0.87
- 중복 검사 결과: 신규 생성 (New discovery)
🔗 지식 그래프 (Knowledge Graph)
- 상위/루트: Java Tutorial
- 관련 개념: Java Variables, Java Identifiers
- 참조 맥락: 여러 변수를 조합한 실전 예제 — 이후 각 챕터의 "Real-Life Examples" 패턴 시작점.
📚 출처 (Sources)
- [S1] W3Schools — Java Variables - Examples — https://www.w3schools.com/java/java_variables_reallife.asp
📝 변경 이력 (Change history)
- 2026-07-04: Initial draft synthesized from the W3Schools "Java Variables - Examples" page (Astra wiki-curation, P-Reinforce v3.1 format).