diff --git a/apis/middlewares.go b/apis/middlewares.go
index 1c2285ae..2c44d09b 100644
--- a/apis/middlewares.go
+++ b/apis/middlewares.go
@@ -77,7 +77,7 @@ func RequireAdminAuth() echo.MiddlewareFunc {
 	}
 }
 
-// RequireAdminAuthIfAny middleware requires a request to have
+// RequireAdminAuthOnlyIfAny middleware requires a request to have
 // a valid admin Authorization header set (aka. `Authorization: Admin ...`)
 // ONLY if the application has at least 1 existing Admin model.
 func RequireAdminAuthOnlyIfAny(app core.App) echo.MiddlewareFunc {
diff --git a/daos/base.go b/daos/base.go
index 5c0a2bf5..73d4a16e 100644
--- a/daos/base.go
+++ b/daos/base.go
@@ -115,9 +115,8 @@ func (dao *Dao) Delete(m models.Model) error {
 		}
 	}
 
-	deleteErr := dao.db.Model(m).Delete()
-	if deleteErr != nil {
-		return deleteErr
+	if err := dao.db.Model(m).Delete(); err != nil {
+		return err
 	}
 
 	if dao.AfterDeleteFunc != nil {
@@ -162,8 +161,7 @@ func (dao *Dao) update(m models.Model) error {
 			return err
 		}
 	} else {
-		err := dao.db.Model(m).Update()
-		if err != nil {
+		if err := dao.db.Model(m).Update(); err != nil {
 			return err
 		}
 	}
@@ -203,8 +201,7 @@ func (dao *Dao) create(m models.Model) error {
 			return err
 		}
 	} else {
-		err := dao.db.Model(m).Insert()
-		if err != nil {
+		if err := dao.db.Model(m).Insert(); err != nil {
 			return err
 		}
 	}
diff --git a/daos/param.go b/daos/param.go
index c17a9c79..23ba07dd 100644
--- a/daos/param.go
+++ b/daos/param.go
@@ -40,7 +40,7 @@ func (dao *Dao) SaveParam(key string, value any, optEncryptionKey ...string) err
 		param = &models.Param{Key: key}
 	}
 
-	var normalizedValue any
+	normalizedValue := value
 
 	// encrypt if optEncryptionKey is set
 	if len(optEncryptionKey) > 0 && optEncryptionKey[0] != "" {
@@ -55,8 +55,6 @@ func (dao *Dao) SaveParam(key string, value any, optEncryptionKey ...string) err
 		}
 
 		normalizedValue = encryptVal
-	} else {
-		normalizedValue = value
 	}
 
 	encodedValue := types.JsonRaw{}
diff --git a/tools/filesystem/filesystem.go b/tools/filesystem/filesystem.go
index 1dd8b78a..d8ef3203 100644
--- a/tools/filesystem/filesystem.go
+++ b/tools/filesystem/filesystem.go
@@ -153,7 +153,7 @@ func (s *System) DeletePrefix(prefix string) []error {
 	// (this operation usually is optional and there is no need to strictly check the result)
 	// ---
 	// fill dirs slice
-	dirs := []string{}
+	dirs := make([]string, 0, len(dirsMap))
 	for d := range dirsMap {
 		dirs = append(dirs, d)
 	}
diff --git a/tools/inflector/inflector.go b/tools/inflector/inflector.go
index f4b45243..3fa1ab13 100644
--- a/tools/inflector/inflector.go
+++ b/tools/inflector/inflector.go
@@ -32,15 +32,14 @@ func Sentenize(str string) string {
 		return ""
 	}
 
-	s := []rune(str)
-	sentence := string(unicode.ToUpper(s[0])) + string(s[1:])
+	str = UcFirst(str)
 
-	lastChar := string(s[len(s)-1:])
+	lastChar := str[len(str)-1:]
 	if lastChar != "." && lastChar != "?" && lastChar != "!" {
-		return sentence + "."
+		return str + "."
 	}
 
-	return sentence
+	return str
 }
 
 // Sanitize sanitizes `str` by removing all characters satisfying `removePattern`.
diff --git a/tools/inflector/inflector_test.go b/tools/inflector/inflector_test.go
index 8a768ddb..a4d21223 100644
--- a/tools/inflector/inflector_test.go
+++ b/tools/inflector/inflector_test.go
@@ -12,6 +12,7 @@ func TestUcFirst(t *testing.T) {
 		expected string
 	}{
 		{"", ""},
+		{" ", " "},
 		{"Test", "Test"},
 		{"test", "Test"},
 		{"test test2", "Test test2"},
@@ -55,6 +56,9 @@ func TestSentenize(t *testing.T) {
 	}{
 		{"", ""},
 		{"   ", ""},
+		{".", "."},
+		{"?", "?"},
+		{"!", "!"},
 		{"Test", "Test."},
 		{" test ", "Test."},
 		{"hello world", "Hello world."},