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PHP function to get the subdomain of a URL
...hen dealing with co.uk, for example, it does not. As seen here This is actually a harder problem to solve.
– Mike Lewis
Mar 13 '11 at 23:12
2
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Deep Learning(深度学习)学习笔记整理系列之(三) - 大数据 & AI - 清泛...
...算单元情况下对复杂函数的表示能力有限,针对复杂分类问题其泛化能力受到一定制约。深度学习可通过学习一种深层非线性网络结构,实现复杂函数逼近,表征输入数据分布式表示,并展现了强大的从少数样本集中学习数据集...
惨不忍睹:说一说你最穷的时候是什么样子 - 创意 - 清泛网 - 专注C/C++及内核技术
...话说,一分钱难倒英雄汉,有的时候没钱真的很难。那么问题来了,...
每个人的一生中都会和金钱打交道,每个人也都会遇到囊中羞涩的时候。俗话说,一分钱难倒英雄汉,有的时候没钱真的很难。那么问题来了,你最穷...
MySQL, Check if a column exists in a table with SQL
...pecific column, and if not — create it. Otherwise do nothing. This is really an easy procedure in any enterprise-class database, yet MySQL seems to be an exception.
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Get current domain
...e, this gives me a point to continue looking from, but by itself this is really not a good answer...
– Jasper
Oct 27 '15 at 13:35
4
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第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...0
其中,主要的步骤代码中都有详尽的注释,如有任何问题,请移步至论坛《深入OS》板块发帖讨论。
编译执行过程:
打开dos窗口,进入源码所在目录,执行命令nasm boot.asm -o pfos.img:
同目录下生成一个"pfos.img"软盘映...
Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...很多优化注意事项,但是看过这些文章后大多数存在一个问题就是只给出啥啥啥不能用,啥啥啥该咋用等,却很少有较为系统的进行真正性能案例分析的,大多数都是嘴上喊喊或者死记住规则而已(当然了,这话我自己听着都有...
Two-way encryption: I need to store passwords that can be retrieved
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Personally, I would use mcrypt like others posted. But there is much more to note...
How do I encrypt and decrypt a password in PHP?
See below for a strong class that takes care of everything for you:
What is the safest algorit...
MFC RadioButton用法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...m_RBtGroup3);
DDX_Control(pDX, IDC_RADIO9, m_RBtGroup4);
}
问题一:如何更改RadioButton默认值???
方法1
在定义控件变量时,默认变量初值为-1,表示此组的任何RadioButton均不被选中,如果需要改变初始默认按钮的设置情况,...
How to get the file extension in PHP? [duplicate]
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'Only variables should be passed by reference', the PHP Manual
– dader
Dec 20 '12 at 2:01
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