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Inkfish original, do not reprint commercial nature, reproduced please indicate the source (http://blog.csdn.net/inkfish). Apache Commons Compress BZIP2 compression: (Source: Http://blog.csdn.net/inkfish) Package study.inkfish.compress; Import Java.io.BufferedInputStream; Import Java.io.BufferedOutputStream; Import Java.io.File; Import Java.io.FileInputStream; Import Java.io.FileOutputStream; Import java.io.IOException; Import Java.io.InputStream; Impo

Apache Commons Compress BZIP2 compression: Package study.inkfish.compress; Import Java.io.BufferedInputStream; Import Java.io.BufferedOutputStream; Import Java.io.File; Import Java.io.FileInputStream; Import Java.io.FileOutputStream; Import java.io.IOException; Import Java.io.InputStream; Import Java.io.OutputStream; Import Org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream; Import Org.apache.commons.compress.compressors.gzip.Gzip

Apache in Commonscompress provides a well-known tar, cpio, zip and other compression algorithm implementation, the most abundant is the ZIP implementation!Commons Compress has built a compression algorithm factory class Compressorstreamfactory for compression (gzip and BZIP2). This class makes it easy to build the input and output streams for gzip and BZIP2, with the keywords "gz" and "bzip2", respectively.GzipJava codeGzipcompressorinputstreamCompres

File compression and packaging in linux --- compress, gzip, zcat, bzip2, bzcat, tar, find, tarfile, tarball, --- compresszcatCommon Linux compressed file extensions *. Z compress compressed files (replaced by gzip) *. Gz gzip compressed files *. Bz2 bzip2 compressed files (better than gzip, but only one file can be compressed) * The data packaged by the. tar program is not compressed (using tar as a file ca

Php package websites and compress them into zip files online. php package and compress the files into zip files. Php package websites and compress them to zip files online. php package zip files This article introduces how to compress php websites and compress them to zip fi

Today in Aix with TAR-CVF backup, make a tar package, occupy the hard disk space is too large, no compression ratio, Try to use the TAR-ZCVF Linux system can use the-z command (z with gzip to compress/extract the file, plus this option to compress the archive file, but the restore must also use this option for decompression.) ) Generated:TAR-CVF A.tar 06TAR-CVZF a.tar.gz 06 Tar-cvzf a.tar.gz A.tarUntie:Ta

ReaHat provides a similar tool, SQLStorageCompress, and claims to be able to achieve a compression ratio of 90%. SQLStorageCompress provides a 14-day version. After the version is downloaded, HyperBacControlService is started. This Service works with WindowsIOManager to compress or decompress SQL Server's read/write requests. Rea Hat provides a similar tool, SQL Storage Compress, and claims to be able to ac

Recently, we developed a small program that uses gzipstream in. Net to compress and decompress the GZIP file. Gzipstream is easy to use under system. Io. compression. Although gzipstream is a lower-level class of the stream class, it is equivalent to only one converter. Convert data into compressed or decompressed data between two streams. The following is a simple example: static void main (string [] ARGs) {string inputfilename = @ "testfile/test.doc

Today, photographic devices, such as smartphones and digital cameras, are getting bigger resolution. Even the 36.3 million-megapixel Nikon D800 has rushed into the market, and this trend simply can't stop. Today's camera devices are constantly improving the resolution of the photos, so we have to compress them and upload them to the cloud with storage limits and bandwidth limits. In fact, there's a very simple way to

Android Image compression method:First: Mass compression method:private Bitmap Compressimage (Bitmap image) {Bytearrayoutputstream BAOs = new Bytearrayoutputstream ();image.compress (Bitmap.CompressFormat.JPEG, BAOs);//Quality compression method, here 100 means no compression, the compressed data stored in the BAOsint options = +;while (Baos.tobytearray (). length/1024>100) {//loop to determine if the picture is larger than 100kb after compression, greater than continue compressionBaos.reset ();

Use WinRAR in C # to encrypt and compress files This example mainly implements: 1. compress the folder and its files 2. compress files in a folder 3. the compressed folder and its files are rar or zip 4. Extract 5. Encrypted compression and unencrypted Compression ----------- The sample code is as follows: ? Protected void button#click (object sender, EventArgs e

Use php zlib to compress and decompress the swf file. The following example shows how to compress and compress a swf File. if the swf file is not compressed, the first byte of the file is F or C to compress the swf file. The following is an example of my compress and

In the use of WPS Office 2005, for the content and aesthetic needs, the user added some pictures in the document, found that only a few pages of content unexpectedly has more than 10M, the search is because the inserted picture has not been compressed, resulting in the entire file is very large. WPS Office 2005 provides users with a very powerful "picture compression" feature that will greatly reduce the size of the document and facilitate communication. The following is an example of the funct

In the use of WPS Office 2005, for the content and aesthetic needs, the user added some pictures in the document, found that only a few pages of content unexpectedly has more than 10M, the search is because the inserted picture has not been compressed, resulting in the entire file is very large. WPS Office 2005 provides users with a very powerful "picture compression" feature that will greatly reduce the size of the document. The following is an example of the function of a compressed picture in

This article mainly introduces how to compress multiple CSS and JS files in php. It uses two complete examples to compress css files and js files respectively. For more information, see This article mainly introduces how to compress multiple CSS and JS files in php. It uses two complete examples to compress css files a

Java API: use Java nbsp; API to compress and decompress data. Javascript tutorial Many data sources contain redundant data or useless data for storing information. This often results in massive data transmission between clients and server applications or computers. Obviously, the solution to data storage and information transmission problems is to install auxiliary storage devices and expand existing communication devices. However, to achieve this, y

Compressed DataHow to compress data that is not file-basedQ: I have answered two questions about using Java for data compression.The first question is: how can I compress data that is not in the file.The second problem is: I read "compressing your data to improve the performance of your network applications" with great enthusiasm, but I was a little disappointed after reading it. I am very happy when I read