Concrete sealer problems and the associated call-backs are one of the largest sources of frustration for decorative concrete contractors. When a concrete sealer does not look or perform as expected, ...

MSN: After 3 Weeks of Hands-On Testing, Here Are Best Concrete Sealers to Protect Against Stains

Applying concrete sealer to driveways or walkways can help stave off long-term damage from moisture and chemical intrusion, but there are different types available, and some perform better than others ...

After 3 Weeks of Hands-On Testing, Here Are Best Concrete Sealers to Protect Against Stains

AZoBuild: Sealant Science in Precast Infrastructure: How Visco-Elastic Materials Are Redefining Watertight Performance in Concrete Assemblies

Sealant Science in Precast Infrastructure: How Visco-Elastic Materials Are Redefining Watertight Performance in Concrete Assemblies

It is the most widely used man-made product in the world, used in everything from the Hoover Dam to the tallest building in the world, the Burj Kalif, in Dubai. Reinforced concrete has been utilized ...

The one without super hard-codes its parent's method - thus is has restricted the behavior of its method, and subclasses cannot inject functionality in the call chain. The one with super has greater flexibility. The call chain for the methods can be intercepted and functionality injected.

super() is a special use of the super keyword where you call a parameterless parent constructor. In general, the super keyword can be used to call overridden methods, access hidden fields or invoke a superclass's constructor.