diff --git a/src/Console/ConsoleIo.php b/src/Console/ConsoleIo.php
index d452d248364..620e0b15c3f 100644
--- a/src/Console/ConsoleIo.php
+++ b/src/Console/ConsoleIo.php
@@ -101,10 +101,10 @@ class ConsoleIo
      */
     public function __construct(ConsoleOutput $out = null, ConsoleOutput $err = null, ConsoleInput $in = null, HelperRegistry $helpers = null)
     {
-        $this->_out = $out ? $out : new ConsoleOutput('php://stdout');
-        $this->_err = $err ? $err : new ConsoleOutput('php://stderr');
-        $this->_in = $in ? $in : new ConsoleInput('php://stdin');
-        $this->_helpers = $helpers ? $helpers : new HelperRegistry();
+        $this->_out = $out ?: new ConsoleOutput('php://stdout');
+        $this->_err = $err ?: new ConsoleOutput('php://stderr');
+        $this->_in = $in ?: new ConsoleInput('php://stdin');
+        $this->_helpers = $helpers ?: new HelperRegistry();
         $this->_helpers->setIo($this);
     }
 
diff --git a/src/Core/functions.php b/src/Core/functions.php
index d54cda6e7f1..24c7ce21852 100644
--- a/src/Core/functions.php
+++ b/src/Core/functions.php
@@ -66,7 +66,7 @@ function h($text, $double = true, $charset = null)
             $charset = $double;
         }
 
-        return htmlspecialchars($text, ENT_QUOTES | ENT_SUBSTITUTE, ($charset) ? $charset : $defaultCharset, $double);
+        return htmlspecialchars($text, ENT_QUOTES | ENT_SUBSTITUTE, $charset ?: $defaultCharset, $double);
     }
 
 }
diff --git a/src/Database/Schema/PostgresSchema.php b/src/Database/Schema/PostgresSchema.php
index 2e41a930c19..8fa3f3b1dd9 100644
--- a/src/Database/Schema/PostgresSchema.php
+++ b/src/Database/Schema/PostgresSchema.php
@@ -171,7 +171,7 @@ public function convertColumnDescription(TableSchema $schema, $row)
 
         if ($field['type'] === 'numeric' || $field['type'] === 'decimal') {
             $field['length'] = $row['column_precision'];
-            $field['precision'] = $row['column_scale'] ? $row['column_scale'] : null;
+            $field['precision'] = $row['column_scale'] ?: null;
         }
         $schema->addColumn($row['name'], $field);
     }