网络大厂 AI研究团队近日在最新的Pixel相机中，于无快门模式Photobooth新增亲吻侦测功能，当用户亲吻自己的爱人时，相机会自动捕捉这一瞬间。网络大厂过去是藉由Photobooth模式，让用户更简单地成功自拍，不管是一个人、情…

os x 启动引导If you’re new to OS X, or even if you’re not and you’re simply used to pinning everything to the Dock, you might have wondered what Launchpad is, what it does, and how to use it. 如果您不熟悉OS X，或者即使您不熟悉OS X，而…

要配置freeRADIUS的proxy功能，就需要熟悉它的两个配置文件：proxy.conf 和client.conf。 1. proxy.conf主要是用来配置被代理的radius server（也叫home server） 和 realm， 以及他们之间的映射关系，也就是req…

小程序 iphone和安卓Lots of iPhone and iPad apps ask for ratings, and they often don’t stop. Even if you do leave a review just to stop seeing the review requests, new apps you install will pester you for reviews, too. iOS 11 fixes this problem, limiting h…

2019独角兽企业重金招聘Python工程师标准>>> JVM 调优概述 性能定义 吞吐量 - 指不考虑 GC 引起的停顿时间或内存消耗，垃圾收集器能支撑应用达到的最高性能指标。延迟 - 其度量标准是缩短由于垃圾啊收集引起的停顿时间或者完全消除因垃圾收集所引起的停顿…

手机主题随手机壳改变With wireless charging making its way into the new iPhones, there are undoubtedly a lot of questions floating around about how this technology works in practical application. The biggest question I’ve heard so far is: will it work with…

android 文本后图标Let’s face it: no matter how good the screens are on our phones and tablets, the text can sometimes be too tiny if you have poor eyesight. The good news is that there are a variety of methods to help you alleviate squinting just to make …

uniq是专用的去重命令限制：必须相邻的两行内容相同才算是重复，如果内容相同，但是两行之间有其他内容就不算重复。使用uniq命令先排序，再去重。-d 的选项是用来仅显示重复行的-u 仅显示不重复的行-c 统计每一行出现的次数本文转自 …

1. Bit Map算法简介 来自于《编程珠玑》。所谓的Bit-map就是用一个bit位来标记某个元素对应的Value， 而Key即是该元素。由于采用了Bit为单位来存储数据，因此在存储空间方面，可以大大节省。 2、 Bit Map的基本思想 我们先来看一个具体的例子&a…

imdb文件Recently, the IMDB app started sending out notifications for “Featured Trailers”. As near as I can guess, this is where the production company pays IMDB to push a link to the trailer to a load of people in an effort to promote it. If IMDB isn’t …

2019独角兽企业重金招聘Python工程师标准>>> 一提到BCH，你最想拿它做什么？可能对于投资者来说，它是暴富的神器，是投资的工具；对于开发者来说，是实现自身价值构建应用程序的网络和平台&#xff0…

Apple released iOS 11 on September 19, 2017. You can upgrade by tapping “Install Now” when an update message appears, but you can also check for the update and install it immediately. 苹果于2017年9月19日发布了iOS11 。您可以通过在出现更新消息时点按“立即安…

There comes a time, job-hunting, or sharing photos with older family members, where you may need to send stuff the old fashioned way – as an email attachment. If you email at work, it may be a part of your email repertoire. 有时需要找工作，与年长…

ef 并发控制 ef 并发控制 什么是并发？并发分悲观并发和乐观并发。悲观并发：比如有两个用户A,B，同时登录系统修改一个文档，如果A先进入修改，则系统会把该文档锁住，B就没办法打开了，只有等A修改完…

BitLocker is a tool built into Windows that lets you encrypt an entire hard drive for enhanced security. Here’s how to set it up. BitLocker是Windows内置的工具，可用于加密整个硬盘驱动器以增强安全性。 设置方法如下。 When TrueCrypt controversially …

方法表： 在上一次咱们已经分析到了字段信息了，如下： 紧接着就是方法相关的信息了： 而它展开之后的结构为： 所以往后数2个字节，看一下方法的总数： 3个方法，可咱们只定义了两个方法呀&…

【题目】最大连续子数组和（最大子段和） 背景 问题： 给定n个整数（可能为负数）组成的序列a[1],a[2],a[3],…,a[n],求该序列如a[i]a[i1]…a[j]的子段和的最大值。当所给的整数均为负数时定义子段和为0，依此定义…

笔记本电源适配器为什么总坏Most of the time our AC adapters and power supplies tend to be quiet, but what does it mean when one makes a whining noise? Should you be concerned? Today’s SuperUser Q&A post has the answers to a worried reader’s question…

一、静态申请字符类设备号 字符类设备函数在文件"include/linux/fs.h"中内核提供了三个函数来注册一组字符设备编号，这三个函数分别是 register_chrdev_region()alloc_chrdev_region()register_chrdev()register_chrdev_region()是提前知道设备的主次设备…

Spammers and other unscrupulous advertisers are always looking for new ways to get you click on their pages. One of the latest tactics is to steal popular and useful stock images—like the kind you sometimes see in news articles—and re-upload them elsewhe…