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Unicorns

Classical Graph Algorithm

<b>Topological Sorting</b><p>First, find a list of "start nodes" which have no incoming edges and insert them into a set S; at least one such node must exist …

[轉錄][資訊] 資工系都不教的好玩程式語言

作者Savate (整個湖面只看得到101大樓)<p>看板Soft_Job<p>標題[轉錄][資訊] 資工系都不教的好玩程式語言<p>時間Fri Jun 18 02:07:22 2010<p>※ [本文轉錄自 share 看板 #1C6bw0iO ] 作者: ca3rine (Katya) 標題: [資訊] 資工系都不教的 …

從內部零件看為何蘋果的 USB 充電器比較好

蘋果的 iPhone 曾發生過使用者在充電時起火甚至觸電身亡的不幸案例,雖然最後查詢源頭皆因使用非原廠充電器所導致的,不過蘋果在 2013 年 8 月時還曾在全球發動了一次副廠 USB 充電器召回計劃,以降低因使用不合格充電器所產生的風險,至於蘋果的 USB 充電器真的比較好嗎?那我們不妨從內部用料 …

How to access your calendar app from Notification Center

You’ve probably noticed how you can access the Weather app just by tapping on the weather condition in the Today tab of Notification Center. If …

Build 3D printable castles and pirate ships one cube at a time with Blokify

Alright, this is pretty neat. We suspect the responsible parties won't be mentioning the likes of Lego and Minecraft in its press material, so we'll have to do it in this post. The conceit here is pretty simple: Blokify is an iOS app with a 3D environment where you can build models with cubes -- …

New Jailbreak Tweak Is A Lock Screen Launcher Without The Clutter [Video]

Referred to as “Swipey”, a new jailbreak tweak allows iOS 7 users to access six different apps via a left swipe from their iDevice lock screen — giving you all the features associated with a lock screen launcher, minus the clutter.<p>Once Swipey has been installed (and, like the Virtual Home tweak we …

Scientists Are Using Metamaterials To Build Everything From Wireless Phone Chargers To Invisibility Cloaks

While the holy grail of metamaterials is still to make objects and people invisible to the eye, they are set to have a more tangible commercial impact playing more mundane roles - from satellite antennas to wirelessly charging cellphones.<p>Metamaterials are simply materials that exhibit properties …

Imperial College London

Virtuix’s Jan Goetgeluk sees big things for virtual reality in wake of Oculus VR funding (interview)

After years in the wilderness, interest is growing in virtual reality. The turnaround has happened with the rising popularity of the Oculus Rift headset from Oculus VR, which raised $75 million from Netscape founder Marc Andreessen’s venture capital fund.<p>Jan Goetgeluk is the chief executive of …

US military approves Android phones for soldiers

US service personnel will soon be using many different mobile gadgets<p><b>Samsung phones running a secure version of Android have been approved for use by the US Department of Defense.</b><p>The approval is the start of a process that will see many different types of mobile devices used by US soldiers.<p>Approval …

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