Sakis Koltsidas

14 Flips | 3 Magazines | 8 Following | @SakisKoltsidas | Keep up with Sakis Koltsidas on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Sakis Koltsidas”

The family that owns Wal-Mart may be selling $15.6 billion in stock shares

A Wal-Mart Stores Inc company distribution center in BentonvilleThomson Reuters<p>(Reuters) - Wal-Mart said the Walton family was putting 6 percent of the retailer's outstanding shares in a newly formed trust for possible sale to offset expected increases in its stake due to stock buybacks and to help …

R High Performance Programming by Aloysius Lim, William Tjhi, Packt Publishing Book Review

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Why Timehop Chose Go to Replace Our Rails App

Here at Timehop, we’ve been running Go in production for over a year and a half and have fallen in love with it. We’ve gone from having our median …

A developer's guide to the pros and cons of Python

Python is billed by the Python Software Foundation as being easy to learn and running everywhere. It's useful for a range of application types, …

Top 10 Ways to Teach Yourself to Code

<b>Programming</b> is one of the most valuable skills you can pick up in these modern times, whether for career prospects or to stretch your brain and …

Bittorrent Sync Pro lets employees share folders from their PCs

Bittorrent's done beta testing its cloud-alternative Sync tool, so it's now releasing not just the stable version, but also a Pro one for businesses. Sync 2.0 still lets you share folders saved on your computer using web links, but it also comes with an assortment of new features. These include the …

Uber Is Buying Map Tech Startup deCarta In An Undisclosed Deal

Uber is on course to make its first public acquisition with San Jose-based mapping tech startup deCarta in its headlights.<p>DeCarta provides a range of location and map services, including in-map search, location APIs, turn-by-turn navigation and more. A deal to buy the startup was first reported by …

Security flaw from the '90s leaves Apple and Android users vulnerable

A team of cryptographers have discovered that a security flaw from way back in the '90s still leaves users today vulnerable to cyberattacks. They've dubbed it "Factoring attack on RSA-EXPORT Key" or FREAK, and it renders everyone who uses Safari on Mac and iOS devices or Android's stock browser …

Apple and Google 'FREAK attack' leaves millions of users vulnerable to hackers

Technology giants hurrying to fix a longstanding security flaw caused by US companies being forced to sell weakened encryption software to overseas customers<p>Millions of people may have been left vulnerable to hackers while surfing the web on Apple and Google devices, thanks to a newly discovered …

Information Security