diff --git a/source/libublsettings-char.c b/source/libublsettings-char.c
index 1048179..1ef29c6 100644
--- a/source/libublsettings-char.c
+++ b/source/libublsettings-char.c
@@ -250,7 +250,7 @@ char *yon_char_from_int(int int_to_convert)
 {
     int i = snprintf( NULL, 0, "%d", int_to_convert );
     
-    char *ch = malloc(i * sizeof(char) + 1);
+    char *ch = malloc(i * sizeof(char) + 1+ int_to_convert<0?1:0);
     memset(ch,0,i * sizeof(char) + 1);
     sprintf(ch, "%d", int_to_convert);
     return ch;
@@ -264,7 +264,7 @@ char *yon_char_from_float(float int_to_convert)
     {
         convert_check = convert_check / 10;
     }
-    char *ch = malloc((i + 9)* sizeof(char));
+    char *ch = malloc((i + 9)* sizeof(char)+ int_to_convert<0?1:0);
     memset(ch,0,(i + 9)* sizeof(char));
     sprintf(ch, "%.2f", int_to_convert);
     return ch;
@@ -278,7 +278,7 @@ char *yon_char_from_double(double int_to_convert)
     {
         convert_check = convert_check / 10;
     }
-    char *ch = malloc((i + 9)* sizeof(char));
+    char *ch = malloc((i + 9)* sizeof(char)+ int_to_convert<0?1:0);
     memset(ch,0,(i + 9)* sizeof(char));
     sprintf(ch, "%.2f", int_to_convert);
     return ch;
@@ -286,14 +286,9 @@ char *yon_char_from_double(double int_to_convert)
 
 char *yon_char_from_long(long int_to_convert)
 {
-    int i = 1;
-    double convert_check = (double)int_to_convert;
-    for (i = 1; convert_check >= 10; i++)
-    {
-        convert_check = convert_check / 10;
-    }
-    char *ch = malloc(i * sizeof(char) + 1);
-    memset(ch,0,i * sizeof(char) + 1);
+    size_t size = 20 * sizeof(char) + 1 + int_to_convert<0?1:0;
+    char *ch = malloc(size);
+    memset(ch,0,size);
     sprintf(ch, "%ld", int_to_convert);
     return ch;
 }
@@ -481,7 +476,9 @@ config_str yon_char_parsed_new (int *size, ...){
 void yon_char_parsed_free(config_str source, int size){
     if (source&&size>0){
         for (int i=0;i<size;i++){
-            free(source[i]);
+            if (source[i]){
+                free(source[i]);
+            }
         }
         free(source);
     }
@@ -555,6 +552,13 @@ config_str yon_char_parsed_merge(config_str array1, int size1, config_str array2
     }
 }
 
+int yon_char_parsed_compare(const config_str a, const config_str b){
+    const config_str str_a = (const config_str)a;
+    const config_str str_b = (const config_str)b;
+
+    return strcmp(*str_a,*str_b);
+}
+
 config_str yon_char_parsed_merge_no_repeats(config_str array1, int size1, config_str array2, int size2, int *final_size){
     if (array1&&array2&&size1>0&&size2>0){
         *final_size=0;
diff --git a/source/libublsettings-file.c b/source/libublsettings-file.c
index 4bdfada..35e8b5e 100644
--- a/source/libublsettings-file.c
+++ b/source/libublsettings-file.c
@@ -30,7 +30,7 @@ config_str yon_file_open(char *file_path, int *size){
         char str_loaded[4098];
         config_str final_string = NULL;
         while (fgets(str_loaded,4098,file)){
-            final_string = final_string ? yon_char_parsed_append(final_string,size,str_loaded) : yon_char_parsed_new(size,str_loaded,NULL);
+            yon_char_parsed_add_or_create_if_exists(final_string,size,str_loaded);
         }
         fclose(file);
         return final_string;
diff --git a/source/libublsettings.h b/source/libublsettings.h
index 88cafb2..7e39499 100644
--- a/source/libublsettings.h
+++ b/source/libublsettings.h
@@ -998,6 +998,12 @@ config_str yon_char_parsed_cut(config_str parsed, int size, int pos);
 
 int yon_char_parsed_find_element(config_str parsed, int size, char *target);
 
+/// @brief Checks if two config_str elements are equal or not for sort functions
+/// @param a pinter for first compared element;
+/// @param b pointer for second compared element;
+/// @return -1 if a<b; 0 if a=b; 1 if a>b
+int yon_char_parsed_compare(const config_str a, const config_str b);
+
 int yon_char_find_last_symbol_before_length(char *string, char target, int length);
 
 /**yon_char_wrap_to_length(char *target, unsigned int length, int *size)
@@ -1513,7 +1519,8 @@ enum YON_LOCALE_PARAMETER{
     YON_LOCALE_TERRITORY,
     YON_LOCALE_LANG_AB,
     YON_LOCALE_TITLE,
-    YON_LOCALE_CODE
+    YON_LOCALE_CODE,
+    YON_LOCALE_CODESET
 };
 
 typedef struct yon_hash_element{