HTTP protocol, HTTP response status codes, 状态码/响应代码 http header RFC 2616 规范说明了处理 HTTP Header 应该是大小写不敏感的。 Each header field consists of a name followed by a colon (":") and the field value. Field names are case-insensitive. golang gin 默认
One or more PGP signatures could not be verified 1 2 3 gpg -recv-key <KEYID> https://bbs.archlinux.org/viewtopic.php?id=191954
Two PGP Keyrings for Package Management in Arch Linux
http://allanmcrae.com/2015/01/two-pgp-keyrings-for-package-management-in-arch-linux/embed/#?secret=zQHTu5bbvd
java.io.tmpdir 操作系统不同 这个系统属性所表示的目录也不同 On Windows: java.io.tmpdir:[C:DOCUME~1joshuaLOCALS~1Temp] On Solaris: java.io.tmpdir:[/var/tmp/] On Linux: java.io.tmpdir: [/tmp] On Mac OS X: java.io.tmpdir: [/tmp] The default temporary-file directory is specified by the system property java.io.tmpdir. On UNIX systems the default value of this property is typically "/tmp" or "/var/tmp"; on Microsoft Windows systems it is typically