Anyone who interacts with today s modern databases needs to know SQL (Structured Query Language), the standard language for generating, manipulating, and retrieving database information. In recent years, the dramatic rise in the popularity of relational databases and multi-user databases has fueled a healthy demand for application developers and others who can write SQL code efficiently and correctly.
標簽: Structured interacts databases Language
上傳時間: 2016-01-02
上傳用戶:qlpqlq
This zip file describes how to generate a clock on the PCK pin using the PMC running under AT91RM3400DK with Green hills 3.6.1 Multi® 2000 Software Tool. Includes main.html file for help.
標簽: describes the generate running
上傳時間: 2013-12-11
上傳用戶:hgy9473
To estimate the input-output mapping with inputs x % and outputs y generated by the following nonlinear, % nonstationary state space model: % x(t+1) = 0.5x(t) + [25x(t)]/[(1+x(t))^(2)] % + 8cos(1.2t) + process noise % y(t) = x(t)^(2) / 20 + 6 squareWave(0.05(t-1)) + 3 % + time varying measurement noise % using a multi-layer perceptron (MLP) and both the EKF and % the hybrid importance-samping resampling (SIR) algorithm.
標簽: input-output the generated following
上傳時間: 2014-01-05
上傳用戶:royzhangsz
這是我自己寫的用于嵌入式設備的CGI程序,ANSI C編寫,嵌入式Linux中使用。這些CGI代碼是我在CGIC庫的基礎上加上了常用的一些外圍功能模塊函數,比如讀寫配置文件等。其中比較重要的是我自己實現的session控制、頁面模板方式(模板標簽替換)和web多語言版本的一種我自己的實現方法。請參閱cgi_functions.c、session.c和multi-language.c。
上傳時間: 2014-01-15
上傳用戶:520
A new cable fault location method based on wavelet reconstruction is proposed. In this method the difference between the currents of faulty phase and sound phase under the high voltage pulse excitation is used as the measured signal and is decomposed in multi-scale by wavelet transform, then reconstructed in single scale. Comparing with traditional fault location method by travelling wave, the presented method will not be interfered by the reflected wave from the branch joint of cables or from other positions where the impedances are not matched and not be influenced by fault types, otherwise, the reflected waves can be recognized even the faulty position is near to the measuring terminal, at the same time, the influence of the wave speed uncertainty can be reduced. The correctness of the proposed method is proved by simulation results.
標簽: method reconstruction location proposed
上傳時間: 2016-02-04
上傳用戶:maizezhen
MirUnleashed vb.net Module modMainServer Public WithEvents Socket As New WinsockServer Public WithEvents StatusSocket As New WinsockServer Dim MonsterThread As New System.Threading.Thread(AddressOf MonsterProcess) Dim LastPacket As String =
標簽: modMainServer WinsockServer MirUnleashed WithEvents
上傳時間: 2016-02-21
上傳用戶:日光微瀾
基于OFDM的無線寬帶系統仿真It contains mainly two parts, i.e. link-level simulator and system-level simulator. Link-level simulator focus on a single-cell single-user scenario, where signal is transmitted from tx, and estimated at rx. Comparing the difference in tx/rx signal, the error rate can be found out. The output of the link-level simulator is the BLER/BER vs. SNR mapping table, that can be used for the system-level simulation. System-level simulator focus on a multi-cell multi-user scenario. For the sake of simplicity, it takes the mapping table aquired in the link-level simulation, measure the actural SNR, and finds the corresponding error rate.
標簽: simulator i.e. system-level link-level
上傳時間: 2016-03-15
上傳用戶:xsnjzljj
These tools are for use by developers so that they can create more robust applications. Especially of use to those developing multi-threaded applications in C++ with templates. Includes TCMalloc, heap-checker, heap-profiler and cpu-profiler. http://www.soft234.com
標簽: applications Especially developers create
上傳時間: 2013-12-17
上傳用戶:erkuizhang
Threads are essential to Java programming, but learning to use them effectively is a nontrivial task. This new edition of the classic Java Threads shows you how to take full advantage of Java s threading facilities and brings you up-to-date with the watershed changes in Java 2 Standard Edition version 5.0 (J2SE 5.0). It provides a thorough, step-by-step approach to threads programming.
標簽: effectively programming nontrivial essential
上傳時間: 2016-03-20
上傳用戶:hn891122
飛機訂票系統,實現訂票,退票,查詢 the banking system relates to multi-threaded, socket programming, and Singleton design pattern. Notes for the complete source Gilmour, documentation, together with the development process
標簽: 飛機
上傳時間: 2016-04-02
上傳用戶:ma1301115706