memory guard meaning in Hindi

Examples

1. Several Nashi activists deported from Estonia for visa violation ( including staging the " memory guard " pickets ) before it became part of Schengen have been unable to gain entry into other Schengen countries(
2. In addition, Memcheck replaces the standard C memory allocator with its own implementation, which also includes " memory guards " around all allocated blocks ( with the A bits set to " invalid " ).