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        <title>개발 스터디 저장소</title>
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        <description>개발공부</description>
        <lastBuildDate>Thu, 15 Sep 2022 06:21:23 GMT</lastBuildDate>
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            <title>개발 스터디 저장소</title>
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        <copyright>Copyright (C) 2019. 개발 스터디 저장소. All rights reserved.</copyright>
        <atom:link href="https://v2.velog.io/rss/eugene_jade0318" rel="self" type="application/rss+xml"/>
        <item>
            <title><![CDATA[JAVA 자릿수 구하기]]></title>
            <link>https://velog.io/@eugene_jade0318/JAVA-%EC%9E%90%EB%A6%BF%EC%88%98-%EA%B5%AC%ED%95%98%EA%B8%B0</link>
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            <pubDate>Thu, 15 Sep 2022 06:21:23 GMT</pubDate>
            <description><![CDATA[<p>1의자리 : n%10 
10의자리 : n%100 / 10 
100의자리 : n%1000 / 100 
1000의자리 : n%10000 / 1000 
10000의자리 : n%10000</p>
]]></description>
        </item>
        <item>
            <title><![CDATA[SQL where in 이하 조건값 기준 정렬]]></title>
            <link>https://velog.io/@eugene_jade0318/SQL-where-in-%EC%9D%B4%ED%95%98-%EC%A1%B0%EA%B1%B4%EA%B0%92-%EA%B8%B0%EC%A4%80-%EC%A0%95%EB%A0%AC</link>
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            <pubDate>Tue, 06 Sep 2022 02:35:31 GMT</pubDate>
            <description><![CDATA[<p>MySQL : order by FIELD(col, val1, val2, ...)
PostgreSQL : order by array_position(ARRAY[val1, val2, val3, ...
], col::TYPE)</p>
<p>출처 : <a href="https://yahwang.github.io/posts/51">https://yahwang.github.io/posts/51</a></p>
]]></description>
        </item>
        <item>
            <title><![CDATA[JAVA8 Int[]를 Integer[]로 변환]]></title>
            <link>https://velog.io/@eugene_jade0318/JAVA8-Int%EB%A5%BC-Integer%EB%A1%9C-%EB%B3%80%ED%99%98</link>
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            <pubDate>Tue, 30 Aug 2022 04:59:17 GMT</pubDate>
            <description><![CDATA[<p>int[] arr = new int[]{}
integer[] arr2 = Arrays.stream(arr).boxed().toArray(Integer[]::new);</p>
]]></description>
        </item>
        <item>
            <title><![CDATA[이클립스 단축키 노트]]></title>
            <link>https://velog.io/@eugene_jade0318/%EC%9D%B4%ED%81%B4%EB%A6%BD%EC%8A%A4-%EB%8B%A8%EC%B6%95%ED%82%A4-%EB%85%B8%ED%8A%B8</link>
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            <pubDate>Sun, 31 Jul 2022 02:17:39 GMT</pubDate>
            <description><![CDATA[<p>필요한대로 추가할 예정</p>
<pre><code>테스트 케이스 생성 : Ctrl + N  &gt; JUnit Test Case</code></pre>]]></description>
        </item>
        <item>
            <title><![CDATA[context:component-scan" is not bound]]></title>
            <link>https://velog.io/@eugene_jade0318/contextcomponent-scan-is-not-bound</link>
            <guid>https://velog.io/@eugene_jade0318/contextcomponent-scan-is-not-bound</guid>
            <pubDate>Mon, 25 Jul 2022 14:15:48 GMT</pubDate>
            <description><![CDATA[<p>application.xml에서 component-scan통한 bean 등록시
&lt;context:component-scan base-package=&quot;패키지명&quot;/&gt;에서 &#39;context:component-scan&quot; is not bound&#39;라는 에러 메시지가 뜰때는 상단에 </p>
<blockquote>
<p>xmlns:context=&quot;<a href="http://www.springframework.org/schema/context&quot;">http://www.springframework.org/schema/context&quot;</a></p>
</blockquote>
<p>추가해서 해결한다. </p>
]]></description>
        </item>
        <item>
            <title><![CDATA[ECLIPSE/STS -string 자동완성 ]]></title>
            <link>https://velog.io/@eugene_jade0318/ECLIPSESTS-string-%EC%9E%90%EB%8F%99%EC%99%84%EC%84%B1</link>
            <guid>https://velog.io/@eugene_jade0318/ECLIPSESTS-string-%EC%9E%90%EB%8F%99%EC%99%84%EC%84%B1</guid>
            <pubDate>Sun, 24 Jul 2022 16:00:49 GMT</pubDate>
            <description><![CDATA[<p>eclipse 혹은 sts 자동완성 설정을 할 경우
Window&gt;Preferences&gt;Java&gt;Editor&gt;Auto Activation에서 설정을 변경한다
이때 상단 Insertion에서 Disable insertion triggers except &#39;Enter&#39;을 체크하지 않는 경우 스페이스를 누를시 뒤에 -string으로 자동완성 되는 현상이 일어나는데 해당 체크박스를 체크함으로써 이를 방지할 수 있다.</p>
]]></description>
        </item>
        <item>
            <title><![CDATA[JAVA 좌우 지그재그 출력]]></title>
            <link>https://velog.io/@eugene_jade0318/JAVA-%EC%A2%8C%EC%9A%B0-%EC%A7%80%EA%B7%B8%EC%9E%AC%EA%B7%B8-%EC%B6%9C%EB%A0%A5</link>
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            <pubDate>Tue, 28 Jun 2022 08:51:36 GMT</pubDate>
            <description><![CDATA[<blockquote>
<p>1부터 n * n까지 규칙에 맞춰 적었을 때의 결과를 n개의 줄에 걸쳐 출력합니다.
각 줄에는 각 행에 해당하는 n개의 숫자를 공백을 사이에 두고 출력합니다.</p>
</blockquote>
<p><img src="https://velog.velcdn.com/images/eugene_jade0318/post/d7f85918-61d3-472b-b2f1-ffccdc59598b/image.png" alt=""></p>
<p>import java.util.Scanner;</p>
<p>public class Main {</p>
<pre><code>public static void main(String[] args) {
    // TODO Auto-generated method stub
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt(); 
    int cnt = 1;
    for(int i=0; i&lt;n;i++) {
        for(int j=0; j&lt;n; j++) {
            if(i%2 == 0) {
                System.out.print(cnt+&quot; &quot;);
                cnt++;
            }
            if(i%2 !=0) {
                cnt--;
                System.out.print(cnt+&quot; &quot;);
            }
        }
        System.out.print(&quot;\n&quot;);
        cnt +=n; //다음줄로 넘어갈때 n씩 증가
    }
}</code></pre><p>}</p>
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