Important Lessons they Don’t Teach You in Business School

How can you find customers? How can you get a meeting with anyone? How can you take your career to the next level? Learn the answers to these questions and more in an entrepreneurship course we just published on the freeCodeCamp.org YouTube channel. Business Insider wrote an article stating

France to cut carbon emissions, Russian energy influence with 14 nuclear reactors

Four nuclear cooling towers

Enlarge / Vapor rises from the cooling towers of the nuclear plant of Dampierre-en-Burly near Orleans, central France, on October 23, 2018. (credit: GUILLAUME SOUVANT/AFP/Getty Images)

France is planning to build up to 14 nuclear reactors in an attempt to shore up the country’s aging nuclear fleet while also reducing the country’s carbon emissions. And while the first reactors won’t open for years, the announcement could serve to undercut Russia’s attempts to keep Europe dependent on natural gas.

President Emmanuel Macron announced the decision last week, saying that state-backed Électricité de France, also known as EDF, will build six new plants starting in 2028, with the option to build another eight by 2050. EDF estimates that six next-generation pressurized water reactors will cost around €50 billion ($57 billion). The first could be commissioned as early as 2035.

The move is a sharp reversal of Macron’s earlier pledge to close several reactors over the next decade or so. National politics almost certainly play a role—the nuclear power sector in France employs around 220,000 people, according to one estimate. “What our country needs is the rebirth of France’s nuclear industry,” Macron said at a nuclear turbine factory that EDF had just purchased from GE. “The time has come for a nuclear renaissance,” he said.

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Samsung’s new Android tablets are so popular that it had to halt preorders

Promotional image of mammoth computer tablet being used.

Enlarge / The Galaxy Tab S8 Ultra, with S-Pen and outrageously slim bezels. (credit: Samsung)

People like Android tablets? That is the bizarro world presented to us by the latest news from Samsung. The company made the Galaxy Tab S8 lineup available for preorder last week, and now Samsung says the tablet is so popular that it had to stop taking preorders.

XDA Developers noticed preorders were shut down for some models and got the following statement from Samsung:

We are thrilled by the consumer response to our new Galaxy Tab S8 lineup. Due to the overwhelming demand in the last 48 hours, we will be pausing preorders at Samsung.com for the Galaxy Tab S8 Ultra and Galaxy Tab S8. We are working quickly to meet consumer excitement and demand. Please stay tuned for more updates

Samsung launched three models of the S8 last week: the base model Tab S8, the Tab S8+, and the Tab S8 Ultra. Only the Tab S8+ is still up for sale, with the $699 Tab S8 and $1,099 Ultra model listed as “sold out.”

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The US Southwest is hitting megadrought status

Image of a body of water between cliffs, with part of the cliff appearing white.

Enlarge / The white areas on the walls near Lake Mead provide an indication of how much its waters have dropped. (credit: Lingqi Xie)

About half of the contiguous US is currently experiencing moderate to extreme drought—including almost all of the West. That shouldn’t come as a surprise, as widely pervasive drought has been present for quite a while now in this region, where major reservoirs like Lake Powell and Lake Mead are hovering around all-time low-water levels. But how does this ongoing drought compare to the past? After all, the region is no stranger to dry stretches.

A 2020 paper examined the 2000-2018 data in the context of a tree ring reconstruction going back to the year 800 and stretching from Southern California to Wyoming. That team found that this was likely the second-driest period in the record, beat out only by a megadrought in the late 1500s.

At the time, the paper’s authors guessed that good precipitation in 2019 would be enough to end the extended drought. But instead, a particularly wicked 2021 kept the drought alive. As a result, three of those researchers—UCLA’s Park Williams and NASA’s Benjamin Cook and Jason Smerdon—decided to update the numbers through 2021.

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The Lord of the Rings: The Rings of Power teaser is here, and it’s spectacular

The first teaser trailer for Amazon’s new original series The Lord of the Rings: The Rings of Power is here.

The Super Bowl brought us our first eye-popping teaser for The Lord of the Rings: The Rings of Power, Amazon Studio’s prequel fantasy series. Until late last week, Amazon had kept pretty much every detail about the new series tightly under wraps. But the dam has now burst, beginning with a big Vanity Fair exclusive with first-look images and in-depth interviews. The article is also full of casting information.

(There are some spoilers for those unfamiliar with the LOTR mythology below.)

The idea of making a spinoff series from Peter Jackson’s visionary Lord of the Rings film trilogy dates back to 2017, with Amazon Studios, Netflix, and HBO all vying for the rights. Amazon won out, in part because then-CEO Jeff Bezos was a major Tolkien fan. Amazon paid a whopping $250 million for the rights and committed to what is believed to be a five-season run. Hollywood insider gossip hints that the show could cost between $100 to $150 million per season, adding up to well over $1 billion for all five seasons.

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Don’t let Reese Witherspoon make you crazy

Actress Reese Witherspoon during an interview on Thursday, December 17, 2021.

Enlarge / Actress Reese Witherspoon during an interview on Thursday, December 17, 2021. (credit: NBC)

At 12:24 pm on January 11, the actor and entrepreneur Reese Witherspoon made a startling announcement to her 2.9 million Twitter followers. “In the (near) future, every person will have a parallel digital identity,” she wrote. “Avatars, crypto wallets, digital goods will be the norm. Are you planning for this?”

That final line struck a note of urgency. The metaverse is coming, was her message, and you haven’t packed your go bag yet?

Witherspoon’s tweet arrived amid a backlash against celebrities cheerleading the virtual world and pushing their fans into cyber currency. It was bad enough that for years we had been pummeled by crypto dudes for not diverting all of our cash reserves to bitcoin and HODLing no matter what. The Twitter history of “Bitcoin Billionaire” Tyler Winklevoss (who, with his twin bro, Cameron, has done very well since being punked by Mark Zuckerberg back at Harvard) is an endless barrage of FOMO pitches, delivered with the enigmatic faux-wisdom of a blockchain Buddha. “Because of bitcoin, the universe will never be the same,” he tweeted recently. Got that, God?

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The React Cheatsheet for 2022

Do you want to get up to speed with React as quickly as possible? I’ve put together a super helpful cheatsheet to give you a complete overview of all of the React concepts you need to know in 2022. Let’s get started! Table of Contents * React Elements

How to Use PropTypes in React

PropTypes are a good first line defense when it comes to debugging your apps. But before getting into detail about PropTypes, we have to understand the concept of props. Props [https://tekolio.com/what-are-props-in-react-and-how-to-use-them/] are the read-only properties that are shared between components to give the unidirectional flow of React a dynamic touch.
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