Use ICSharpCode. SharpZipLib. dll in C # To Compress and decompress files/folders.
ICSharpCode. SharpZipLib. dll
1. compress the logs in a specified directory, compress the logs to the CompressionDirectory folder, and clear the uncompressed logs.
# Region: CompresslogDic () {try {string logFilePath = AppDomain. curren
reference materials
Http://www.javatang.com/archives/2008/04/13/0212267.html
Web applications, the front-end JS, CSS, the application access to the performance impact is very large, so need to compress the Js/css file, the comments, line breaks, such as deletion, compressed file size, Generate a compressed file with only one line of code for the program reference (jquery and other JAVASCIRPT libraries are available after compression), loading the comp
Binary XML has aroused a lot of discussion. One reason is that relatively compact transmission formats are needed, especially for Web Services. The existing ready-to-use solution is compression. This tip illustrates how to use compression to prepare XML files for transmission in Web Services.In the discussion of XML, the view of binary XML has always been heard. Due to its traditional text and the rules required to make international texts more friend
I needed to compress and decompress the files when I was doing the project, so I started from http://www.icsharpcode.net (http://www.icsharpcode.net/OpenSource/SharpZipLib/ Download.aspx downloaded the source of compression and decompression, but after downloading, faced with so many code, do not know how to start. Had to withstand the heart, slowly study, finally found the way. Two classes of file compress
PHPZipArchive is a PHP Extension class that can easily compress and decompress ZIP files. before using PHPZIP, make sure that the extension is enabled, methods for enabling PHP amplification on different platforms are available online. if you have any questions, please contact us. Here are some common examples of using phpzipArchive to compress and decompress
Packaging Example: package files in the /usr/local/src/zlib-1.2.5 directory into zlib-1.2.5.tar.gzCD/USR/LOCAL/SRCTAR-CZVF./zlib-1.2.5.tar.gz/zlib-1.2.5/*# compressed into the development directory (for example:/root/2/) tar-czvf/root/2/ zlib-1.2.5.tar.gz./zlib-1.2.5/*
#压缩
TAR-CZVF ***.tar.gz
TAR-CJVF ***.tar.bz2
#解压缩
TAR-XZVF ***.tar.gz
TAR-XJVF ***.tar.bz2
#注意:. tar.gz use more!
Brief introductionParameters
Dcm4chee backend server.Dcm4che Compression function attempt:According to the description of the thread:how to compress using JPEG , the Dcm4che Toolkit has the function of compressing DCM, so a local attempt is made to enter the following command:Dcm2dcm-t 1.2.840.10008.1.2.4.70 c:\1.dcm C:\1JPEG.DCM, the output results are as follows:This error is similar to the previous error on the server and indicates that the corresponding jar package is missin
Use UglifyJS under node to compress and merge JS files, nodeuglifyjs
Currently, the latest version of UglifyJS is 2.8.13. The main function is JavaScript compression and merging. Go to the tutorial below:
Installation:
Install uglifyjs as a global variable so that you can use it anywhere.
# UglifyJS2 usage
> Two methods are available for UglifyJS2.
1. shell Command call
2. api call
Shell command:
Merge an
The zlib module in Python is used to compress or decompress data for storage and transmission. It is the basis for other compression tools. Let's take a look at Python's method of compressing and decompressing strings and files using module zlib. If you don't say more, just look at the sample code.
Example 1: compressing and decompressing strings
Import zlib Message
= ' abcd1234 '
compressed = zlib
It's a good idea to compress a winrar before backing up your data, which has at least the following advantages:
1. Save space. This depends on the nature of the source file, in general, the text-type Office document compression ratio is higher, and multimedia file compression effect is often not obvious.
2. Speed up replication. Backup files often need to be copied to n different locations/storage media, ev
It's a good idea to compress a winrar before backing up your data, which has at least the following advantages:
1. Save space. This depends on the nature of the source file, in general, the text-type Office document compression ratio is higher, and multimedia file compression effect is often not obvious.
2. Speed up replication. Backup files often need to be copied to n different locations/storage media,
Android Compression Toolset Description documentI. Introduction to the Toolset (Project address: https://github.com/liyuming1978/NativeLibCompression)The Android Compression toolset provides an extremely concise way to provide a much higher compression ratio of so files in a storage application than Android's original zip (later versions can also support compressing dynamically loaded jar packages, as well as game resource
.
Example 1: extract text.zip from the current directory.
$ Unzip test.zip
Example 2: decompress the compressed file text.zip under the specified directory/tmp. if the same file already exists, the unzip command must not overwrite the original file.
$ Unzip-n test.zip-d/tmp
Example 3: view the Directory of the compressed file.
$ Unzip-v test.zip
Zgrep command
The function of this command is to find a matching regular expression in a compressed file. the usage is the same as that of the g
exists, the unzip command must not overwrite the original file.$ Unzip-n test.zip-d/tmpExample 3: view the directory of the compressed file.$ Unzip-v test.zipZgrep commandThe function of this command is to find a matching regular expression in a compressed file. The usage is the same as that of the grep command, except that the object operated is a compressed file. You can use the zgrep command to check whether a certain sentence exists in a compressed file.2. Run the tar commandFormat: tar [Op
This article describes how to use gzip to compress and transfer js and css files in php. The example shows how to use gzip to compress js and css files, for more information, see
This article describes how to use gzip to compress and transfer js and css
The author is Weitong Lin.
With pages include more and more Ajax functionalities,We may need to include multiple JavaScript files. This may effect the pagePerformance.
Here are two utilities that can help us load page faster.
1. Compress JavaScript files:
You can refer to Yui compressor for. Net (http://yuicompressor.codeplex.com/Wiki/View.
(iox );}// Write the TXT fileTry {Arraylist list = getmidcolresdata (mobiletype, purpose );// Create a data rowList Data = List;For (Int J = 0; j String [] rows = (string []) data. Get (j );For (int K = 0; k Out. write (new string (rows [K]. getbytes ("ISO-8859-1"), "UTF-8"); // The Integrated string is reconverted once (it has been converted once when the database retrieves data)}}Try {Out. Flush ();Writer. Close ();} Catch (ioexception iox ){System. Err. println (iox );}} Catch (exception e )
PackageCom.asia.test.TestZipFiles;ImportJava.io.BufferedInputStream;ImportJava.io.File;ImportJava.io.FileInputStream;ImportJava.io.FileOutputStream;Importjava.util.zip.CRC32;ImportJava.util.zip.CheckedOutputStream;ImportOrg.apache.tools.zip.ZipEntry;ImportOrg.apache.tools.zip.ZipOutputStream; Public classZipfiles { Public Static voidMain (String arg[]) {Compress ("E:\\test", "e:\\testzip\\");}Static Final intBUFFER = 2048; Public Static voidCompress (
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