著名online judging usaco的问题集，方便参加竞赛的同学

针对大数据，大文件快速读写，尽量减少内存的占用，提高效率，节省时间，并且具有数据兼容性，能够分类提取大文件中的数据，并且分类显示，综合分析。

用vb.net编写的读office中doc文件的例子.-vb.net using office time to prepare the documents were doc example.

Source code to operate (read/write) image files in .pcx format. Reading every layer of image in separate matrix. Writing in simple pcx archive.

向Excel写入数据的通用程序，包含了单元格格式设置，单元格数字格式设置，合并单元格等-to Excel data into the general program includes a set format cells, cells installed digital format, such as merging cells

这是用VB边学的一个写字板。，纯属联系，希望对喜欢的朋友有缩帮组-It is used as a tablet to learn VB. Is purely in hopes of favorite group of friends to help shrink

CI框架上传类改写， 原来的程序只支持一个附件上传，并不支持控件数组上传。 现已修改支持多附件上传。将该文件放到自己程序目录中的libraries文件夹下。 调用如下： // 附件上传处理 $folder = date("Ym"); $upload_dir = APPPATH . "/app/upload/".$folder; $config["upload_path"] = $upload_dir; $config["allowed_types"] = "gif|jpg|png|txt|doc|docx|xls|xlsx|ppt|pptx|pdf"; $config["max_size"] = "5120"; $config["max_width"] = "0"; $config["max_height"] = "0"; $config["max_filename"] = "0"; $config["overwrite"] = false; $config["encrypt_name"] = true; $config["remove_spaces"] = true; $this->load->library("upload", $config); $field_name = "att"; if (!$this->upload->do_upload($field_name, true)) { // 出错 $error = array("error" => $this->upload->display_errors()); } else { // 正

用vc开发，将AVI文件中的 视频数据进行分割，得到视频数据，这对数据解压非常有用-it can split avi file data to many blocks,it s useful to compression.

Two components for smart searching for files through your disk drives. It scans user specified drives or paths for files selected by file mask. File mask can contain multiple masks (for example: *.exe,*.dll,*.ocx,*.vxd). Thread based search algorithm saves system resources for best background performance. You can tune Priority of the searching process manually. TBaseScanner component scans for filenames only, but TContextScanner can scan for filenames and specified context (plain text string or any characters set). 两个聪明的查找文件的元件-Two components for smart searching for files through your disk drives. It scans user specified paths for drives or selected files by file mask. File mask can contain multiple masks (for example :*. exe,*. dll,*. exe* . vxd). Thread based search algorithm saves system resources for best performance background. You can tune Priority of the searching process manually. TBaseScanner component scans for filenames only, but TContextScanner can scan for filenames and sp

digama.m calculates DIGAMMA ( X ) = d ( LOG ( GAMMA ( X ) ) ) / dX psi_values.m returns some values of the Psi or Digamma function for testing. timestamp.m prints out the current YMDHMS date as a timestamp. asa103_test.m, a sample calling program. asa103_test01.m, tests DIGAMA. asa103_test_output.txt, the output file. -digama.m calculates DIGAMMA ( X ) = d ( LOG ( GAMMA ( X ) ) )/dX psi_values.m returns some values of the Psi or Digamma function for testing. timestamp.m prints out the current YMDHMS date as a timestamp. asa103_test.m, a sample calling program. asa103_test01.m, tests DIGAMA. asa103_test_output.txt, the output file.

对完整的文件名进行按盘符、路径、文件扩展名进行分割。-On the integrity of the file name to carry out by letter, path, file extension separated.