diff --git a/.gitignore b/.gitignore
index 9d8b304..f8a3104 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
 update*
 make-archive.sh
 *.sqlite
-*.db
\ No newline at end of file
diff --git a/README.markdown b/README.markdown
index cd7de1f..00197f4 100644
--- a/README.markdown
+++ b/README.markdown
@@ -67,28 +67,27 @@ FAQ
 
 ### How to update your feeds with a cronjob?
 
-You just need to be inside the directory `miniflux` and run the script `cronjob.php`. 
+You just need to be inside the directory `miniflux` and run the script `cronjob.php`.
+
+Parameters          | Type         		             | Value
+--------------------|--------------------------------|-----------------------------
+--limit             | optional                       | time in minutes
+--call-interval     | optional, excluded by --limit, require --update-interval | time in minutes < update interval time
+--update-interval   | optional, excluded by --limit, require --call-interval   | time in minutes >= call interval time
 
-Prameters          | Type         		             | Value
--------------------|--------------------------------|-----------------------------
---limit            | optional                       |time in minutes
---call-interval    | optional, exclude by --limit, requires --update-interval |time in minutes < update inteval time
---update-interval  | optional, exclude by --limit, requires --call-interval   |time in minutes >= call interval time
 
-			
 Examples:
 
     crontab -e
 
+    # Update all feeds
     0 */4 * * *  cd /path/to/miniflux && php cronjob.php >/dev/null 2>&1
-    
-	# Updates the 10 oldest feeds each time
 
+	# Update the 10 oldest feeds each time
     0 */4 * * *  cd /path/to/miniflux && php cronjob.php --limit=10 >/dev/null 2>&1
-    
-	# Updates all feeds in 60mn (updates the 8 oldest feeds each time with a total of 120 feeds).
 
-    0 */4 * * *  cd /path/to/miniflux && php cronjob.php --call-interval=4 --update-interval=60 >/dev/null 2>&1
+	# Update all feeds in 60 minutes (updates the 8 oldest feeds each time with a total of 120 feeds).
+    * */4 * * *  cd /path/to/miniflux && php cronjob.php --call-interval=4 --update-interval=60 >/dev/null 2>&1
 
 ### How Miniflux update my feeds from the user interface?
 
diff --git a/miniflux/common.php b/miniflux/common.php
index e41803b..5bceb24 100644
--- a/miniflux/common.php
+++ b/miniflux/common.php
@@ -16,16 +16,19 @@ const APP_USERAGENT = 'Miniflux - http://miniflux.net';
 const HTTP_TIMEOUT  = 5;
 const LIMIT_ALL     = -1;
 
+
 function get_db_filename()
 {
     return 'data/db.sqlite';
 }
 
-function is_console() 
+
+function is_console()
 {
     return php_sapi_name() === 'cli';
 }
 
+
 PicoTools\container('db', function() {
 
     $db = new PicoDb\Database(array(
diff --git a/miniflux/cronjob.php b/miniflux/cronjob.php
index b85920b..4e048fe 100644
--- a/miniflux/cronjob.php
+++ b/miniflux/cronjob.php
@@ -1,22 +1,24 @@
 <?php
+
 require 'common.php';
 
-if(is_console()) {
+if (is_console()) {
+
     $options = getopt('', array(
         'limit::',
         'call-interval::',
         'update-interval::'
     ));
 
-    $limit           = empty($options['limit'])           ? LIMIT_ALL : (int)$options['limit']; 
-    $update_interval = empty($options['update-interval']) ? null      : (int)$options['update-interval']; 
-    $call_interval   = empty($options['call-interval'])   ? null      : (int)$options['call-interval']; 
+    $limit           = empty($options['limit'])           ? LIMIT_ALL : (int)$options['limit'];
+    $update_interval = empty($options['update-interval']) ? null      : (int)$options['update-interval'];
+    $call_interval   = empty($options['call-interval'])   ? null      : (int)$options['call-interval'];
 
-    if($update_interval !== null &&  $call_interval !== null && $limit === LIMIT_ALL && $update_interval >= $call_interval) {
+    if ($update_interval !== null && $call_interval !== null && $limit === LIMIT_ALL && $update_interval >= $call_interval) {
 
         $feeds_count = \PicoTools\singleton('db')->table('feeds')->count();
-        $limit       = ceil($feeds_count / ( $update_interval / $call_interval )) ; // compute new limit
-    } 
-    
+        $limit       = ceil($feeds_count / ($update_interval / $call_interval)); // compute new limit
+    }
+
     Model\update_feeds($limit);
 }
diff --git a/miniflux/model.php b/miniflux/model.php
index 8365a2d..7aefc48 100644
--- a/miniflux/model.php
+++ b/miniflux/model.php
@@ -107,6 +107,7 @@ function import_feed($url)
     return false;
 }
 
+
 function update_feeds($limit = LIMIT_ALL)
 {
     $feeds_id = get_feeds_id($limit);
@@ -135,6 +136,7 @@ function update_feed($feed_id)
         APP_USERAGENT
     );
 
+    // Update the `last_checked` column each time, HTTP cache or not
     update_feed_last_checked($feed_id);
 
     if (! $resource->isModified()) {
@@ -166,13 +168,12 @@ function get_feeds_id($limit = LIMIT_ALL)
     $table_feeds = \PicoTools\singleton('db')->table('feeds')
                                              ->asc('last_checked');
 
-    if($limit !== LIMIT_ALL) {
+    if ($limit !== LIMIT_ALL) {
 
         $table_feeds->limit((int)$limit);
     }
 
     return $table_feeds->listing('id', 'id');
-
 }
 
 
@@ -193,15 +194,18 @@ function get_feed($feed_id)
         ->findOne();
 }
 
-function update_feed_last_checked($feed_id) {
+
+function update_feed_last_checked($feed_id)
+{
     \PicoTools\singleton('db')
         ->table('feeds')
         ->eq('id', $feed_id)
         ->save(array(
-            'last_checked'  => time(),
+            'last_checked' => time()
         ));
 }
 
+
 function update_feed_cache_infos($feed_id, $last_modified, $etag)
 {
     \PicoTools\singleton('db')
@@ -209,8 +213,7 @@ function update_feed_cache_infos($feed_id, $last_modified, $etag)
         ->eq('id', $feed_id)
         ->save(array(
             'last_modified' => $last_modified,
-            'etag'          => $etag,
-            'last_checked'  => time(),
+            'etag'          => $etag
         ));
 }
 
diff --git a/miniflux/schema.php b/miniflux/schema.php
index 9907b10..07797db 100644
--- a/miniflux/schema.php
+++ b/miniflux/schema.php
@@ -2,11 +2,13 @@
 
 namespace Schema;
 
+
 function version_5($pdo)
 {
     $pdo->exec('ALTER TABLE feeds ADD COLUMN last_checked INTEGER');
 }
 
+
 function version_4($pdo)
 {
     $pdo->exec("CREATE INDEX idx_status ON items(status)");