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课程管理
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@@ -13,6 +13,13 @@ import java.util.*;
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public class HelperUtil {
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public static List<Integer> zeroIntegerList() {
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List<Integer> list = new ArrayList<>(1);
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list.add(0);
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return list;
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}
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public static String MD5(String text) {
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return DigestUtils.md5DigestAsHex(text.getBytes(StandardCharsets.UTF_8));
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}
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