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Can (domain name) subdomains have an underscore “_” in it?
...n between dots
hostname is a special type of domain name which identifies Internet hosts
The hostname is subject to the restrictions of RFC 952 and the slight relaxation of RFC 1123
RFC 2181 makes clear that there is a difference between a domain name and a hostname:
...[the fact that] any ...
How is OAuth 2 different from OAuth 1?
...0 will only obselete OAuth if it is approved as an RFC. Currently it is an Internet Draft, but it is planned to become an Internet Standard (as far as these things can be planned). However, this will take years, since large parts of the framework is not yet specified. We will probably see a whole fa...
Windows启动过程 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...://mirror.href.com/thestarman/asm/mbr/NTLDR.htm
说明
本文遵循协议 The Code Project Open License (CPOL)。
written by: Vineel Kumar Reddy Kovvuri
url: http://www.codeproject.com/Articles/129874/The-Birth-of-Windows-Desktop
更多关于操作系统原理的实战请参...
When are C++ macros beneficial? [closed]
...on, to overcome issues of differences between compilers:
#ifdef ARE_WE_ON_WIN32
#define close(parm1) _close (parm1)
#define rmdir(parm1) _rmdir (parm1)
#define mkdir(parm1, parm2) _mkdir (parm1)
#define access(parm1, parm2) _access(parm1, parm2)
#define create(parm1, pa...
我用AnyComponent块改造了App，30个按钮的代码从300行缩成了10行 - App应用...
...转为通用块（Make Generic）后，App Inventor 不允许转回特定版本。所以一定要先备份或者用"撤消"功能。建议新手先在测试项目里练手，别直接在生产项目上操作。
坑2：notAlreadyHandled 的含义
最初我把 notAlreadyHandled 理解成...
Android: How do I get string from resources using its name?
...resource string should be displayed, or if this string is fetched from the Internet) -- then I'd like to point out that this solution is the correct one. Especially correct the part where the resource type is string and not strings. Because that's logical (like the rest of the Android). So, thanks f...
Maximum filename length in NTFS (Windows XP and Windows Vista)?
...ploaded files. What is the maximum length of a filename in NTFS as used by Windows XP or Vista?
14 Answers
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9个常用iptables配置实例 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...情况记入日志
使用LOG目标和syslog服务，我们可以记录某协议某端口下的收发包情况。拿记录丢包情况举例，可以通过以下方式实现。
首先自定义一个chain：
iptables -N LOGGING
其次将所有接收包导入LOGGING chain中：
iptables -A INP...
安卓防止息屏方案深度调研 - 小米红米MIUI专项解决 - App应用开发 - 清泛IT...
... -> 我的设备 -> 全部参数信息 -> 连续点击"MIUI版本/HyperOS版本"7次 -> 开启开发者选项
2. 设置 -> 更多设置 -> 开发者选项
3. 关闭"启用MIUI优化"（Turn off MIUI Optimization）
4. 重启手机
5. 重启后FLAG_KE...
Is there an onSelect event or equivalent for HTML ?
...
Also works in Win8 IE10, Win7 IE9, Win7 IE8, WinXP IE7 and IE6. Jsfiddle or IE shenanigans force you to use fiddle.jshell.net/ecmanaut/335XK/show/light directly for just-the-test, though - their editor view fails to load jQuery used in the...