diff --git a/db/sql/postgres/inst/rh-fedora.txt b/db/sql/postgres/inst/rh-fedora.txt
new file mode 100644
index 000000000..fea6547dc
--- /dev/null
+++ b/db/sql/postgres/inst/rh-fedora.txt
@@ -0,0 +1,12 @@
+https://www.postgresql.org/download/linux/redhat/
+
+sudo dnf install -y https://download.postgresql.org/pub/repos/yum/reporpms/F-41-x86_64/pgdg-fedora-repo-latest.noarch.rpm
+sudo dnf install postgresql17
+
+#sudo dnf install -y postgresql17-server
+#sudo /usr/pgsql-17/bin/postgresql-17-setup initdb
+#sudo systemctl enable postgresql-17
+#sudo systemctl start postgresql-17
+
+???
+postgresql-client
diff --git a/pl/java/features/ex-err.txt b/pl/java/features/ex-err.txt
index 98114e556..86cfa3d7b 100644
--- a/pl/java/features/ex-err.txt
+++ b/pl/java/features/ex-err.txt
@@ -15,6 +15,8 @@ JUGNsk - Sitnikov - Fundamentals and Details Mechanics of Java Exceptions of 1:0
     ! 46:00 StackWalker.getInstance(RETAIN_CLASS_REFERENCE).getCallerClass();
     !       StackWalker.getInstance().walk(s -> s.findFirst().get().getLineNumber());
 2022
+CSC - Valeev - Ex, try-catch and generics 0:00 of 1:35:15
+    https://www.youtube.com/watch?v=9yt4SiA7OiU
 Devoxx - Subramaniam - Exception Handling in Functional and Reactive Programming of 2:29:17
     https://www.youtube.com/watch?v=S5tLVsvbHBg
 2021
diff --git a/pl/java/features/types/generics.txt b/pl/java/features/types/generics.txt
index 6939f9728..691dbf933 100644
--- a/pl/java/features/types/generics.txt
+++ b/pl/java/features/types/generics.txt
@@ -15,8 +15,8 @@ https://medium.com/androidiots/generics-variance-2def0411ce1b
 https://habr.com/company/sberbank/blog/416413/
 2016
 JPoint - Matorin - Non-obvious Generics 0:00 of 45:24
-    https://www.youtube.com/watch?v=mNyQYTp-Njw
     https://www.youtube.com/watch?v=_0c9Fd9FacU
+    https://www.youtube.com/watch?v=mNyQYTp-Njw
 https://advancedweb.hu/2016/05/03/java_variance/
 
 https://www.infoq.com/presentations/java-generics