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Private Static voidSaveexcel (stringFilepath,dataset DT) { BOOLHasheaders =false; stringHDR = hasheaders?"Yes":"No"; stringstrconn; if(Filepath.substring (Filepath.lastindexof ('.')). ToLower () = =". xlsx")

A hash table is a data structure that provides fast insert and delete operations. Regardless of the amount of data in the hash table, insertion or deletion only takes time close to the constant, that is, the time level of O (1. It is much faster

Some cases require a large number of fixed-size blocks of memory that are very inefficient to use with malloc, which is a good fit for a memory pool solution.Here is the full source of a memory pool with a fixed memory block size. Note: The memory

Main features of Metro Style Design 1. The Windows 8 Metro style design enables navigation of website or system functions2. Pure Javascript implementation3. Support all common browsers such as IE, 360, and Chrome4. Supports special effects such as

The style of Windows8Metro is designed to implement navigation of website or system functions. This article will introduce how to use pure Javascript to implement the style of Windows8Metro. If you are interested, refer Main features of Metro Style

Javscript carousel supports smooth and gradient effectsThe basic principle is that the sequence is displayed as the benchmark. For example, if the current value is 2, the sequence is 2, 3, 4, and 1. If the current value is 3, the sequence is 3, 4, 2.

Model: have how many Data Sheet , you build how much Model The model is actually class we operate on the database, we need to instantiate the model class, generate Object called by the object to invoke the associated Method , you can implement

Asp.net| Control | Design when trying to develop an application that runs on the network for a customer, I find very little discussion about using the. NET Web control properly. The following are common problems with. NET Web controls: 1. How do

Line Chart | Column chart Recently wrote a GD library to generate the horizontal column and line chart of the class library, is a teaching routine bar?Class imagereport{var $X;//Picture size X axisvar $Y;//Picture size Y axisvar $R//Background color

main features of metro style design 1.Windows 8 Metro style design to enable navigation of website or system functions 2. Pure JavaScript implementation 3. Support all IE, 360, chrome and other popular browsers 4. Support for corners, shadows,