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技术管理 oracle中常用函数说明. SQL中的单记录函数 1.ASCII 返回与指定的字符对应的十进制数 SQL> select ascii( A ) A,ascii( a ) a,
oracle中常用函数说明.
SQL中的单记录函数
1.ASCII
返回与指定的字符对应的十进制数
SQL> select ascii( A ) A,ascii( a ) a,ascii( 0 ) zero,ascii( ) space from dual
A A ZERO SPACE
--------- --------- --------- ---------
65 97 48 32
2.CHR
给出整数,返回对应的字符
SQL> select chr(54740) zhao,ch ...
手机WAP编程 起点9 V2.0小说整站系统 介绍： 1、 采用企业级标准应用三层架构
起点9 V2.0小说整站系统 介绍：
1、 采用企业级标准应用三层架构，模块化设计，利用反射抽象工厂模式支持多种数据库访问。
2、利用Asp.net自定义控件+母版模式实现换肤功能，前台DIV+CSS结构，增强对搜索引擎的友好度。
3、采用最新Cache技术，加快程序运行效率，减少服务器资源占用，增强负载性能。
4、唯一一家同时提 ...
汇编语言 利用仿真系统中的键盘控制A/D 0809进行电压转换
利用仿真系统中的键盘控制A/D 0809进行电压转换，并将结果显示在四位数码管上。
1、测试0通道电压、1通道电压。
2、显示方式为：16进制显示
10进制显示
VC书籍 本书介绍了在Microsoft Windows 98、Microsoft Windows NT 4.0和Windows NT 5.0下程序写作的方法。这些程序用C语言编写并使用原始的Windows A
本书介绍了在Microsoft Windows 98、Microsoft Windows NT 4.0和Windows NT 5.0下程序写作的方法。这些程序用C语言编写并使用原始的Windows Application Programming Interface（API）。如在本章稍后所讨论的，这不是写作Windows程序的唯一方法。然而，无论最终您使用什么方式写作程序，了解Windows API都是非常重要的。 ...
MySQL数据库 Login Manager V3.0(LM3.0) is an authentication system which can integrate with any existing website
Login Manager V3.0(LM3.0) is an authentication system which can integrate with any existing website that meets the requirements. LM3.0 provides a gatekeeper where user must be authorized before entering the membership secured areas.
Features:
1. Flexibility
LM3.0 allows administrator to integrate i ...
USB编程 This project attempts to stream high-speed ADC (or other digital) samples into a computer equipped w
This project attempts to stream high-speed ADC (or other digital) samples into a computer equipped with USB 2.0
CY3681FX2 AD9245
VC书籍 Microsoft Visual C++ is a programming environment used to create applications for the Microsoft W
Microsoft Visual C++ is a programming environment used to create applications for the
Microsoft Windows operating systems . To use this ebook , you must have installed either
Microsoft Visual C++ 6.0 or Microsoft Visual Studio 6.0.
汇编语言 This is a program that I wrote many years ago. It is a floppy disk , disk copy,disk info,and format
This is a program that I wrote many years ago. It is a floppy disk , disk copy,disk info,and format program. All written in masm assembler. There is also a small 252 byte driver that allows nonstandard floppy formats on dos systems below 7.0. Floppies can be formatted in any track and sector layout ...
VHDL/FPGA/Verilog This project features a full-hardware sound compressor using the well known algorithm: IMA ADPCM.
This project features a full-hardware sound compressor using the well known algorithm: IMA ADPCM.
The core acts as a slave WISHBONE device.
The output is perfectly compatible with any sound player with the IMA ADPCM codec (included by default in every Windows). Includes a testbench that takes an u ...
matlab例程 On the implementation and usage of SDPT3 – a Matlab software package for semidefinite-quadratic-li
On the implementation and usage of SDPT3
– a Matlab software package for
semidefinite-quadratic-linear programming,
version 4.0