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Read more about the article Cheat sheet: Apple’s Swift programming language (free PDF)

Cheat sheet: Apple’s Swift programming language (free PDF)

Objective-C has won the hearts of many developers. It started as a programming language that bundled object-oriented programming (OOP) with the likeness of the C programming language. Objective-C called NeXT and Apple home where it was the default programming language for NeXTSTEP, OS X, and iOS.

In 2010, Apple started developing Swift, a new programming language that would rival Objective-C in a few areas--specifically, type safety, security, and better on-hardware performance. Swift is more than 2.6x faster than Objective-C and more than 8.4x faster than Python. Swift 1.0 was released in September 2014.

From the cheat sheet:

HOW DOES SWIFT DIFFER FROM OBJECTIVE-C?

While Apple hasn’t announced plans to sunset the Objective-C language (in fact, Apple is still updating it), Swift is rapidly overtaking Objective-C to become more popular on Apple’s platforms.

Objective-C likely still has a long life, as Apple has yet to update its own Frameworks to be written in Swift. Until Swift 3.0, Apple will not be including the Swift runtime on iOS or OS X, leaving Xcode to package together the runtime into the iOS or OS X app to ensure binary compatibility.

Find out more in this free PDF download from TechRepublic.

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Commercial airliner modified to be flying lab for 6th-gen Tempest fighter

Aerospace company Leonardo and aviation services company 2Excel are modifying a commercial Boeing 757 to act as a flying laboratory to test technology for the 6th-generation Tempest fighter jet currently being developed.

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First all-private crewed orbital mission returns to Earth

Innovation4, the first all-private crewed mission into space, has returned to Earth. The Crew Dragon capsule chartered by billionaire Jared Isaacman splashed down in the Atlantic Ocean off the coast of Florida after three days in orbit.

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Read more about the article Как получить российский IP-адрес —2021 — работает 100%

Как получить российский IP-адрес —2021 — работает 100%

Tim Mocan Самый простой и быстрый способ получить российский IP-адрес — воспользоваться VPN. VPN заменяет текущий IP-адрес IP-адресом из другого места, создавая впечатление, что вы на самом деле просматриваете сайты…

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$325K TruckHouse Tacoma carbon camper explores Earth in all its glory

TruckHouse announced its BCT Toyota mini-RV earlier this year, and now it's complete. The truck camper combines the off-roadability of the Tacoma TRD, the light, tough performance of carbon fiber, and the comfort of a luxurious mobile mini-home.

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Fin-lined nozzles could greatly reduce jet engine noise

Whatever other qualities they may possess, jet fighters are not known for their quiet engines. They could soon become considerably less noisy without any loss in performance, though, thanks to a relatively simply alteration.

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Read more about the article Recently reported Microsoft zero-day gaining popularity with attackers, Kaspersky says

Recently reported Microsoft zero-day gaining popularity with attackers, Kaspersky says

A flaw in the MSHTML engine that lets an attacker use a malicious Office document to install malware is currently being used against the energy, industrial, banking, medical tech and…

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Bamboo bar is claimed to be easier on the hands and arms

While there are now several bamboo-framed bikes on the market, many riders are understandably a little leery of buying one. They might want to consider the Gump bamboo handlebar, though, as it's said to be comfier than aluminum or carbon.

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