brb11110705

<p>코드 보니까 그냥 users 객체에서 해당 이메일 키값들을 delete하네요! 답변 감사합니다</p>

현재 로그아웃 후 문제 발생합니다

<p style="box-sizing: inherit; color: #212529; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Apple SD Gothic Neo', 'Malgun Gothic', '맑은 고딕', 나눔고딕, 'Nanum Gothic', 'Noto Sans KR', 'Noto Sans CJK KR', arial, 돋움, Dotum, Tahoma, Geneva, sans-serif; font-size: 18px; letter-spacing: -0.072px; background-color: #ffffff;">위 그림에서 가운데에 보이는 TCP/IP 모델은 최초로 정의된 TCP/IP 모델이다. 아래와 같이 OSI의 7계층을 간소화해서&nbsp;<strong style="box-sizing: inherit;">4계층</strong>으로 표현했다.</p>
<ul style="box-sizing: inherit; color: #212529; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Apple SD Gothic Neo', 'Malgun Gothic', '맑은 고딕', 나눔고딕, 'Nanum Gothic', 'Noto Sans KR', 'Noto Sans CJK KR', arial, 돋움, Dotum, Tahoma, Geneva, sans-serif; font-size: 18px; letter-spacing: -0.072px; background-color: #ffffff;">
<li style="box-sizing: inherit;"><code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Application</code>&nbsp;+&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Presentation</code>&nbsp;+&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Session</code>&nbsp;&rarr;&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Application</code></li>
<li style="box-sizing: inherit;"><code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Network</code>&nbsp;&rarr;&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Internet</code></li>
<li style="box-sizing: inherit;"><code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Data-Link</code>&nbsp;+&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Physical</code>&nbsp;&rarr;&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Link</code></li>
</ul>
<p style="box-sizing: inherit; color: #212529; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Apple SD Gothic Neo', 'Malgun Gothic', '맑은 고딕', 나눔고딕, 'Nanum Gothic', 'Noto Sans KR', 'Noto Sans CJK KR', arial, 돋움, Dotum, Tahoma, Geneva, sans-serif; font-size: 18px; letter-spacing: -0.072px; background-color: #ffffff;">하지만, 인터넷 개발 이후 꾸준히 표준이 갱신되면서 하위 레이어가 다시 세분화되었고, 오른쪽의&nbsp;<strong style="box-sizing: inherit;">TCP/IP Updated</strong>&nbsp;모델이 탄생했다. TCP/IP Updated의&nbsp;<strong style="box-sizing: inherit;">5계층 모델</strong>은&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Link</code>를 다시 두 레이어로 세분화하고,&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Internet</code>&nbsp;명칭을&nbsp;<code style="box-sizing: inherit; font-family: 'Fira Mono', source-code-pro, Menlo, Monaco, Consolas, 'Courier New', monospace; background: var(--bg-inline-code); padding: 0.2em 0.4em; font-size: 15.3px; border-radius: 3px;">Network</code>로 다시 변경했다는 차이가 있다.&nbsp;<strong style="box-sizing: inherit;">TCP/IP Updated</strong>&nbsp;모델은 현재 전 세계 표준으로 적용되고 있다.<br /><br />저도 개념이 충돌을 해서 자료를 찾아보니까 업데이트 된 모델이라고 하네요.<br /><br /></p>

TCP/IP 4계층? 5계층?

토이 프로젝트 하실 프론트엔드(React), 디자이너분 구합니다

<p>그래서 제가 생각한 해결법은 서버 쪽에서 다음 상품이 있는지 찾고 있으면 false, 0개이면 true 를 반환하는 쪽이 좋지 않을까 의견을 드립니다!</p>
<div style="color: #d4d4d4; background-color: #1e1e1e; font-family: Consolas, 'Courier New', monospace; font-size: 14px; line-height: 19px; white-space: pre;">
<div><span style="color: #4ec9b0;">Product</span>.<span style="color: #dcdcaa;">find</span>()</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.<span style="color: #dcdcaa;">populate</span>(<span style="color: #ce9178;">"writer"</span>)</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.<span style="color: #dcdcaa;">skip</span>(<span style="color: #9cdcfe;">skip</span>)</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.<span style="color: #dcdcaa;">limit</span>(<span style="color: #9cdcfe;">limit</span>)</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.<span style="color: #dcdcaa;">exec</span>((<span style="color: #9cdcfe;">err</span>,&nbsp;<span style="color: #9cdcfe;">productInfo</span>)&nbsp;<span style="color: #569cd6;">=></span>&nbsp;{</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color: #c586c0;">if</span>&nbsp;(<span style="color: #9cdcfe;">err</span>)&nbsp;<span style="color: #c586c0;">return</span>&nbsp;<span style="color: #9cdcfe;">res</span>.<span style="color: #dcdcaa;">status</span>(<span style="color: #b5cea8;">400</span>).<span style="color: #dcdcaa;">json</span>({&nbsp;<span style="color: #9cdcfe;">success</span><span style="color: #9cdcfe;">:</span>&nbsp;<span style="color: #569cd6;">false</span>,&nbsp;<span style="color: #9cdcfe;">err</span>&nbsp;});</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color: #4ec9b0;">Product</span>.<span style="color: #dcdcaa;">find</span>()</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.<span style="color: #dcdcaa;">skip</span>(<span style="color: #9cdcfe;">skip</span>&nbsp;+&nbsp;<span style="color: #9cdcfe;">limit</span>)</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.<span style="color: #dcdcaa;">limit</span>(<span style="color: #9cdcfe;">limit</span>)</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.<span style="color: #dcdcaa;">exec</span>((<span style="color: #9cdcfe;">err</span>,&nbsp;<span style="color: #9cdcfe;">next</span>)&nbsp;<span style="color: #569cd6;">=></span>&nbsp;{</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color: #c586c0;">return</span>&nbsp;<span style="color: #9cdcfe;">res</span>.<span style="color: #dcdcaa;">status</span>(<span style="color: #b5cea8;">200</span>).<span style="color: #dcdcaa;">json</span>({</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color: #9cdcfe;">success</span><span style="color: #9cdcfe;">:</span>&nbsp;<span style="color: #569cd6;">true</span>,</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color: #9cdcfe;">productInfo</span>,</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color: #9cdcfe;">postSize</span><span style="color: #9cdcfe;">:</span>&nbsp;<span style="color: #9cdcfe;">productInfo</span>.<span style="color: #9cdcfe;">length</span>,</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color: #9cdcfe;">next</span><span style="color: #9cdcfe;">:</span>&nbsp;<span style="color: #9cdcfe;">next</span>.<span style="color: #9cdcfe;">length</span>&nbsp;===&nbsp;<span style="color: #b5cea8;">0</span>,</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});</div>
</div>

-2550px 0 에 대한 제가 이해한 내용 그림으로 공유할게요!

<p>아 오류 해결했습니다. leftMenu 에서 Menu item 키를 안바꿔줘서 그렇네요! 계속 찾았었는데 ㅠㅠ</p>

선생님은 혹시 이런 에러 안뜨셨나요?

<p>감사합니다 항상 잘 보고 있습니다.!</p>

궁금증 질문있습니다.!

<p>답변 감사합니다. 질문에 답변 받아서 이해됐네요!!</p>
<p>제가 auth기능을 "현재 로그인된 유저냐?" 이게 아니면 "접근불가" 로 이해했는데, 이 기능이 아예 클라이언트나 DB에 토큰이 없거나 다르면 로그인이 아예 풀려버리는군요.</p>

brb11110705

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