App Maker, Google’s low-code tool for building business apps, comes out of beta

It’s been a year and a half since Google announced App Maker, its online tool for quickly building and deploying business apps on the web. The company has mostly remained quiet about App Maker ever since and kept it in a private preview mode, but today,

Open source sustainability

Open source sustainability has been nothing short of an oxymoron. Engineers around the world pour their sweat and frankly, their hearts into these passion projects that undergird all software in the modern internet economy. In exchange,

Are scooter startups really worth billions?

It’s been hard to miss the scooter startup wars opening fresh, techno-fueled rifts in Valley society in recent months.

How backups, backups, backups protect NYC’s cellular infrastructure

The infrastructure that underpins our lives is not something we ever want to think about. Nothing good has come from suddenly needing to wonder “where does my water come from?” or “how does electricity connect into my home?

Bag Week 2018: Timbuk2’s Launch featherweight daypack is tough and tiny

If you need something small, lightweight and indestructible, Timbuk2’s Lightweight Launch Backpack ($129) might be right up your alley. The pack, constructed from famously tough Tyvek, can fit a 13″ laptop comfortably and plenty else. At only 18L, it sounds small,

Bag Week 2018: P.MAI’s women’s leather laptop bag is luxury packed with utility

Welcome to Bag Week 2018. Every year your faithful friends at TechCrunch spend an entire week looking at bags. Why? Because bags — often ignored but full of our important electronics — are the outward representations of our techie styles,

Apple will repair busted keyboards on recent MacBooks and MacBook Pros for free

Back in 2016, Apple redesigned the MacBook Pro’s keyboard. It… hasn’t gone as well as they probably hoped. Complaints of failing keys quickly started popping up. Some keys had a tendency to get stuck in place; others move freely, but simply don’t respond. Two years and a lawsuit later,

VC Brian O’Malley jumps from Accel to Forerunner Ventures

Brian O’Malley may be the most-poached venture capitalist in Silicon Valley. While rising through the ranks at the global investment firm Battery Ventures, where O’Malley had led deals in Hotel Tonight among others, he was plucked out of the firm by Accel Partners in 2013,

Elon Musk has new plans to tunnel into Chicago

If you’re planning to fly into Chicago’s O’Hare International Airport at some point in the future, you might be pleasantly surprised by the transit options. The city struck a deal with Elon Musk today to move forward with its plan to build a high-speed rail between O’Hare and downtown Chicago.

Marketing startup Influential raises $12M from WME and others

Influential announced today that it has raised $12 million in Series B funding. The funding came from existing investors Capital Zed, ECA Ventures, Paradigm Talent Agency, ROAR and Tech Coast Angels, as well as from Hollywood agency WME . Just a couple weeks ago,

Catch these biotech investors speaking at Disrupt SF (Sept. 5-7)

TechCrunch’s Disrupt SF (Sept. 5-7) will be one for the record books, with twice the attendees and twice the programming sessions compared to past Disrupts, which means we can tackle emerging,

China invades Japan's skies with their gross pollution

This is terrible. Japan is getting under China's blanket of gross air contamination. The situation is getting bad pretty quickly—proof that we need to think globally about gas emission controls. It's not just about raising sea levels in the future. It's about getting cancer now.Read more.

[java] 深入理解内部类: inner-classes - grass of moon

[java] 深入理解内部类: inner-classes[java] 深入理解内部类: inner-classesTable of Contents1 简介2 案例2.1 不使用内部类的实现2.2 内部类的实现3 有趣的事情开始发生了3.1 从类文件中提取成员函数, 变量以及构造函数3.2 解释为...

微软Azure WebJobs SDK 3.0 Beta版增强了云端应用的开发能力

微软已经发布了支持Azure Service Bus的WebJobs SDK 3.0 Beta版,该版本使开发者可以使用队列和主题功能,还包括一种改进的功能发现机制,增加了取消令牌和WebJobs关闭通知的功能,这样可以在关机过程中自动的通知管理员。

智能投影仪可以绕过广电的监管吗?

如果网络视频的播放终端不是电视屏幕,而是墙或者幕布,广电总局还管得着吗?电视盒子被禁,这对于智能投影仪,也许是发展机遇。

Le Palais Royal 以1.39亿美元天价进入佛罗里达州市场

成为美国最贵的宫殿式豪宅项目 -- Coldwell Banker Residential Real Estate 的 William P.D.

You Can't Upgrade the RAM in theNew Mac Mini

Good news: the Mac Mini is back ! Bad news: ain't no way you're going to be upgrading the RAM yourself.Read more...

2015年全球移动市场呈现六大特征

移动行业的是经济发展的重要支柱之一,对经济发展会产生直接和间接的贡献。2014年,移动行业对全球GDP的贡献率为4.0%,2015年将达到4.2%。同时,移动行业的发展还有助于改善生产率、提升就业率。

中国限制网民乱起网名

在中国,你将不能随意起网名——主管互联网的最高机构国家网信办已经制定了相关规定,你必须遵守这个规定,否则你的账号会被注销。

Google 自動車發生第 13 宗交通意外

每日發生的大大小小交通意外不計其數,本來不值一談;但涉事的是 Google 研發中的自動駕駛汽車,則馬上由小事變成大事。上星期在 Google 總部附近發生的一宗意外,成為自 2009 年起 Google 自動駕駛汽車的第 13 宗意外。

Mysql实现行列转换 - Sea_Sky

前言: 最近又玩起了sql语句,想着想着便给自己出了一道题目:“行列转换”。起初瞎折腾了不少时间也上网参考了一些博文,不过大多数是采用oracle数据库当中的一些便捷函数进行处理,比如”pivot”。

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