Google's augmented reality Maps are live for some users

In May 2018, during its annual I/O developer conference, Google announced a new feature for its Maps mobile app, called the AR Visual Positioning System. It provides navigation via a layer of augmented reality, plastered over actual reality as seen through your phone's camera. To use it,

PlayStation 4 DualShock controllers are up to $20 off on Amazon

TL;DR: The comfortable PlayStation DualShock 4 controller is available in a bunch of different styles on Amazon for up to $20 off of their original prices. When playing video games is a serious hobby for you, it’s important to have a great console (or PC) to play them on,

Apple's 2019 MacBook Air is cheaper than before, but no game changer

Apple MacBook Air (2019)$1,

Dyson personal purifying fan is on sale for $50 off at Walmart

TL;DR: Get the cooling Dyson Pure Cool Me personal purifying fan for $299.99. It’s normally $349.99, so you’ll save 14%. 

Sony Extra Bass portable speaker is just $20 at Walmart

TL;DR: The powerful Sony SRS-XB01 portable speaker is on sale for $19.99, saving you $15.

'Old Town Road' remix parody features Barack Obama, Katy Perry, Rick Astley, and more

The year is 2021. Lil Nas X has released the 97th remix of "Old Town Road." All is right with the world.Maybe not. But if there are any constants in the world right now, it's that everyone wants to ride the wave of yeehaw energy from Lil Nas X's smash hit.

The Ninja Foodi pressure cooker and air fryer is $50 off at Amazon

TL;DR: The combination Ninja Foodi pressure cooker and air fryer is $199.99 at Amazon, $50 off its original price.Air fryers and pressure cookers have basically become everyone’s kitchen must-have in the past year. And we can see why:

Lost French submarine finally found after 50 years missing

A French submarine missing for over 50 years has been found in the Mediterranean. The wreck of the Minerve, according to Agence France-Presse, was discovered off the port of Toulon, on the south coast of France, with the find announced by officials on Monday.

Ariana Grande casually lounges at home in the dress she would have worn to the Grammys

As you may have heard, Ariana Grande did not attend the 2019 Grammy Awards. Grande had a very public row with Grammys producer Ken Erhlich, whom she accused on Twitter of lying about her reasons for not performing at the ceremony. SEE ALSO:

Michelle Obama gave a speech at the Grammys and everyone went absolutely wild

When you've got an event that's already jam-packed with celebrities, it's no easy feat to find a surprise guest who's famous enough to get the crowd truly excited.Enter Michelle Obama.SEE ALSO:

Lady Gaga brought a rock 'n' roll vibe to 'Shallow' at the Grammys

It's "Shallow" but not as you've seen it before.Clad in a silver, glittering bodysuit, Lady Gaga performed her Grammy-winner "Shallow" from the Oscar-nominated movie A Star Is Born at the 2019 Grammy Awards ceremony. SEE ALSO:

代码整洁之道 --第八章 《边界》 - YcY_YcY

Sensor类对象的Map的映射代码如下:Map sensors = new HashMap ();当代码的其他部分访问这些sensors,就会出现以下代码:Sensors s = (Sensors)sensors.get(sensorId);这行代码一再出现。代码的调用端承担了从Map中取得对象并...

Isaac Asimov: How Do People Get New Ideas? writes: Arthur Obermayer, a friend of the Isaac Asimov, writes that he recently rediscovered an unpublished essay by Asimov written in 1959 while cleaning out some old files. Obermayer says it is "as broadly relevant today as when he wrote it.


在10月30日“开放计算项目”(OCP)欧洲峰会巴黎站的一次主题演讲中,微软官方公布了其第二代服务器规范。同时,还展示了基于第二代开放云服务(OCS v2)规范的一系列设计和平台。 By 李士窑




在北京时间 3 月 20 日 15 时 41 分,欧洲迎来了 2015 年唯一一次日全食。

Shenmue 3 Raises More Than $1M On Kickstarter In Less Than Three Hours

Fans let out a collective squeal of joy when Shenmue 3 was announced at Sony’s E3 conference and then rushed to pledge their support on Kickstarter. In just three hours, the campaign has raised more than $1.36 million, more than half of its $2 million goal, from about 16,000 backers.

Darth Vader is having a rough day thanks to an unruly hoverboard

Apparently crossing over to the dark side does not improve your hoverboard skillsDarth Vader attempted to make a grand entrance with the help of modern technology, but even the Force couldn't help him stay balanced on this tricky, rolling hoverboardToday we all learned:

Homemade lightsaber made with laser can cut wires and destroy things

To become a true Jedi you have to construct your own lightsaber...and that's exactly what 23-year-old YouTuber Drake Anthony (a.k.a. styropyro) did.Inspired by Allen Pan's flamethrower lightsaber, Anthony decided to put his own spin on the Jedi weapon using a 7-watt blue laser in place of fire.

Watch a song get made in real time with Google Docs and Hangouts

When you think of Google Docs, professional songwriting is likely not the first activity that comes to mind. That may change when you see this video from indie rocker Sad13 and hip hop artist Lizzo, who used Google's software to write a song together in real time.See also:


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