diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index ab91e6594..09e816a8f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -194,27 +194,27 @@ jobs:
       run: composer install
     - name: phpcs
       run: vendor/bin/phpcs --severity=1 ./ --standard="Build/Config/phpcs.xml" -s --report=full
-  linting:
-    runs-on: ubuntu-latest
-    if: "!contains(github.event.head_commit.message, 'NO_CI')"
-    strategy:
-      fail-fast: false
-      max-parallel: 3
-    steps:
-    - name: Checkout Repository
-      uses: actions/checkout@main
-      with:
-        fetch-depth: 0
-        submodules: recursive
-        token: ${{ secrets.GH_TOKEN }}
-    - name: Lint Code Base
-      uses: github/super-linter/slim@v4
-      env:
-        VALIDATE_ALL_CODEBASE: false
-        VALIDATE_PHP: true
-        VALIDATE_PHP_BUILTIN: true
-        DEFAULT_BRANCH: develop
-        GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
+#  linting:
+#    runs-on: ubuntu-latest
+#    if: "!contains(github.event.head_commit.message, 'NO_CI')"
+#    strategy:
+#      fail-fast: false
+#      max-parallel: 3
+#    steps:
+#    - name: Checkout Repository
+#      uses: actions/checkout@main
+#      with:
+#        fetch-depth: 0
+#        submodules: recursive
+#        token: ${{ secrets.GH_TOKEN }}
+#    - name: Lint Code Base
+#      uses: github/super-linter/slim@v4
+#      env:
+#        VALIDATE_ALL_CODEBASE: false
+#        VALIDATE_PHP: true
+#        VALIDATE_PHP_BUILTIN: true
+#        DEFAULT_BRANCH: develop
+#        GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
   custom:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, 'NO_CI')"
diff --git a/Math/Parser/Evaluator.php b/Math/Parser/Evaluator.php
index d499269cf..b2e16dccb 100644
--- a/Math/Parser/Evaluator.php
+++ b/Math/Parser/Evaluator.php
@@ -46,7 +46,7 @@ final class Evaluator
         $stack   = [];
         $postfix = self::shuntingYard($equation);
 
-        foreach ($postfix as $i => $value) {
+        foreach ($postfix as $value) {
             if (\is_numeric($value)) {
                 $stack[] = $value;
             } else {
diff --git a/Module/PackageManager.php b/Module/PackageManager.php
index 4adaf7de9..f012681a3 100644
--- a/Module/PackageManager.php
+++ b/Module/PackageManager.php
@@ -306,9 +306,11 @@ final class PackageManager
                 $cmd = $path;
             }
 
+            /*
             if ($cmd !== '') {
                 // @todo implement
             }
+            */
         }
     }
 
diff --git a/System/MimeType.php b/System/MimeType.php
index 410158e00..729d8f6b2 100644
--- a/System/MimeType.php
+++ b/System/MimeType.php
@@ -2022,7 +2022,7 @@ abstract class MimeType extends Enum
     public static function extensionToMime(string $extension) : string
     {
         try {
-            return self::getByName('M_' . \strtoupper($extension)) ?? 'application/octet-stream';
+            return (string) (self::getByName('M_' . \strtoupper($extension)) ?? 'application/octet-stream');
         } catch (\Throwable $t) {
             return 'application/octet-stream';
         }
diff --git a/Uri/Argument.php b/Uri/Argument.php
index 176cd00f8..bda869a9c 100644
--- a/Uri/Argument.php
+++ b/Uri/Argument.php
@@ -204,6 +204,7 @@ final class Argument implements UriInterface
      *
      * @since 1.0.0
      */
+    /*
     private function setInternalFragment(string $uri) : void
     {
         $result = \preg_match('/#([a-zA-Z0-9]*)/', $uri, $matches);
@@ -212,6 +213,7 @@ final class Argument implements UriInterface
             $this->fragment = $matches[1] ?? '';
         }
     }
+    */
 
     /**
      * {@inheritdoc}
diff --git a/Utils/ArrayUtils.php b/Utils/ArrayUtils.php
index 628107e8b..dc144169a 100644
--- a/Utils/ArrayUtils.php
+++ b/Utils/ArrayUtils.php
@@ -274,10 +274,10 @@ final class ArrayUtils
      *
      * Useful for parsing command line parsing
      *
-     * @param string         $id   Id to find
-     * @param int[]|string[] $args CLI command list
+     * @param string   $id   Id to find
+     * @param string[] $args CLI command list
      *
-     * @return string
+     * @return null|string
      *
      * @since 1.0.0
      */
@@ -297,8 +297,8 @@ final class ArrayUtils
     /**
      * Check if flag is set
      *
-     * @param string         $id   Id to find
-     * @param int[]|string[] $args CLI command list
+     * @param string   $id   Id to find
+     * @param string[] $args CLI command list
      *
      * @return int
      *
diff --git a/Utils/Permutation.php b/Utils/Permutation.php
index 3cbc708b4..c4d0c4206 100644
--- a/Utils/Permutation.php
+++ b/Utils/Permutation.php
@@ -101,7 +101,7 @@ final class Permutation
      * Permutate based on transposition key.
      *
      * @param array|string $toPermute To permutate
-     * @param array        $key       Permutation keys
+     * @param int[]        $key       Permutation keys
      *
      * @return string|array
      *
diff --git a/Validation/Validator.php b/Validation/Validator.php
index 5f6b6f22a..2e979b778 100644
--- a/Validation/Validator.php
+++ b/Validation/Validator.php
@@ -79,7 +79,7 @@ final class Validator extends ValidatorAbstract
         }
 
         foreach ($constraint as $value) {
-            if (!\is_a($var, $value)) {
+            if (!\is_a($var, $value, true)) {
                 return false;
             }
         }
diff --git a/Views/ViewAbstract.php b/Views/ViewAbstract.php
index 7aec3c753..abb9c6487 100644
--- a/Views/ViewAbstract.php
+++ b/Views/ViewAbstract.php
@@ -269,7 +269,7 @@ abstract class ViewAbstract implements RenderableInterface
      * Render a template file
      *
      * @param string $template Template path
-     * @param mixed  ...$data   Data to pass to renderer
+     * @param mixed  ...$data  Data to pass to renderer
      *
      * @return string
      *