Understanding Auto Layout 理解自动布局 Auto Layout dynamically calculates the size and position of all the views in your view hierarchy, based on constraints placed on those views. For example, you can constrain a button so that it is horizontally centered…

原文:Safe Area Layout Guide Apple在iOS 7中引入了topLayoutGuide和bottomLayoutGuide作为UIViewController属性.它们允许您创建约束,以保持内容不被状态,导航或标签栏等UIKit栏隐藏. 这些布局指南在iOS 11中已被弃用,并被单个安全区域布局指南所取代. Top and Bottom Layouts Guides - 概述 使用嵌入在导航控制器和标签栏中的视图控制器使用顶部和底部布局指南的示例: 绿色内容视图对顶部布局…

20181218 - PostgreSQL Auto Commit Guide 参考官网简介,https://www.postgresql.org/docs/10/ecpg-sql-set-autocommit.html 一.功能简介 Oracle中sqlplus里面执行DML语句:是需要提交commit:若错了:也可以回滚rollback: PostgreSQL psql里面默认是自动提交:执行完就马上提交,不能回滚,可以关闭自动提交. AutoCommit基于客户端(psql.pgadmin…

运行工程的时候会遇到  Safe Area Layout Guide before iOS9.0 这是因为xcode9  storyboard的设置里面多了 个 Safe Area Layout Guide,而这个特性只针对ios9 以后的版本,所以如果工程兼容ios9以前的话,加上这个选项就会报错,需要把这个选项去掉,如图…

Xcode 9.0 新建工程报错 xcode Safe Area Layout Guide Before IOS 9.0 如下图,在Builds for 选择iOS9.0 and Later,不勾选Use Safe Area Layout Guides,否则会导致用不了iOS的这个新功能了.…

今天使用Xcode9.1重建项目,什么都没写运行报错:Safe Area Layout Guide before iOS 9.0!目前为止,不晓得原因,现记录解决方法:…

A Beginner's Guide To Understanding Convolutional Neural Networks Introduction Convolutional neural networks. Sounds like a weird combination of biology and math with a little CS sprinkled in, but these networks have been some of the most influential…

Adit Deshpande CS Undergrad at UCLA ('19) Blog About A Beginner's Guide To Understanding Convolutional Neural Networks Part 2 Introduction Link to Part 1 In this post, we’ll go into a lot more of the specifics of ConvNets. Disclaimer: Now, I do reali…

Adit Deshpande CS Undergrad at UCLA ('19) Blog About A Beginner's Guide To Understanding Convolutional Neural Networks Introduction Convolutional neural networks. Sounds like a weird combination of biology and math with a little CS sprinkled in, but…

The Guide To Understanding mysqlreport This guide to understanding mysqlreport explains everything that mysqlreport can report. It also teaches how to interpret and understand all the values in context so that after reading a mysqlreport report ("a r…