关于如何配置postfix,只作sender用
How to Install and Configure Postfix as a Send-Only SMTP Server on Ubuntu 16.04 [......]
关于如何配置postfix,只作sender用
How to Install and Configure Postfix as a Send-Only SMTP Server on Ubuntu 16.04 [......]
关于LNMP环境的配置,Digital Ocean的教程写的很好
How To Install Linux, Nginx, MySQL, PHP (LEMP stack) in Ubuntu 16.04 [......]
Swift 3现在提供了内置方法,可以做个简单的封装:
extension String {
/// 假设string是url,抽取key&value对
func tt_urlQueryDict() -> [String: String] {
var dict = [String:String]()
guard let queryItems = URLComponents(string: self)?.queryItems[......]
1、如何设置headerView以及其高度
tableView.tableHeaderView = myHeaderView
let height = headerView.systemLayoutSizeFittingSize(UILayoutFittingCompressedSize).height
var frame = headerView.frame
frame.size.height = height
headerView.frame = frame
2、去掉多余ce[......]