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diff --git a/java/lessons/target/classes/ru/molokoin/j120/lab01/task2/vers01/samples/MainClass.class b/java/lessons/target/classes/ru/molokoin/j120/lab01/task2/vers01/samples/MainClass.class
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diff --git a/java/lessons/target/classes/ru/molokoin/j120/lab01/task3/person/Person.class b/java/lessons/target/classes/ru/molokoin/j120/lab01/task3/person/Person.class
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diff --git a/java/lessons/target/classes/ru/molokoin/j120/lab01/task5/DoublyGenericList.class b/java/lessons/target/classes/ru/molokoin/j120/lab01/task5/DoublyGenericList.class
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diff --git a/java/samples/rest/CustomeRestClient/target/classes/mainpack/Domain.class b/java/samples/rest/CustomeRestClient/target/classes/mainpack/Domain.class
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diff --git a/java/samples/rest/CustomeRestClient/target/classes/mainpack/RestClient.class b/java/samples/rest/CustomeRestClient/target/classes/mainpack/RestClient.class
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diff --git a/java/samples/rest/dev_j200_2/target/classes/META-INF/persistence.xml b/java/samples/rest/dev_j200_2/target/classes/META-INF/persistence.xml
deleted file mode 100644
index f1b8d94..0000000
--- a/java/samples/rest/dev_j200_2/target/classes/META-INF/persistence.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<persistence xmlns="https://jakarta.ee/xml/ns/persistence"
-             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-             xsi:schemaLocation="https://jakarta.ee/xml/ns/persistence https://jakarta.ee/xml/ns/persistence/persistence_3_0.xsd"
-             version="3.0">
-    <persistence-unit name="default">
-        <jta-data-source>java:/test_db</jta-data-source>
-    </persistence-unit>
-</persistence>