how to uncompress files

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Compress uncompress Function

Address: http://lxflfr.blog.163.com/blog/static/129119579200983004539908/ Zlib is a common compression library that provides a set of In-memory compression and decompression functions, and can detect the integrity of extracted data (integrity ). Zlib also supports reading and writing gzip (.gz) files. The following describes the two most useful functions --CompressAndUncompress. Int compress (bytef * DEST, ulogfn * destlen, const bytef * Source, ulon

Cause of z_buf_error in zlib's uncompress Function

Function prototype: Int uncompress (bytef * DEST, ulogfn * destlen, const bytef * Source, ulong sourcelen ); Function Description: uncompress Function will Source Extract the buffer content Dest Buffer zone. Sourcelen Yes Source The buffer size (in bytes ). Note that the second parameter of the Function Destlen Is an address transfer call. When calling a function, destlen Indicates Dest Buffer

How to Use the zlib library compress and uncompress Functions

Zlib (http://zlib.net/) provides a simple and efficient in-memory data compression and decompression series of API functions, many applications will use this library, among them, compress and uncompress functions are the most basic and commonly used. However, although compress and uncompress functions are already very simple, they are still difficult to use. In fact, the final result is that some things are

Uncompress the about: blank in the IE Address Bar

Uncompress the about: blank in the IE Address Bar [Abstract] When you open a new ie window, the URL of IE is always about: blank. We know that the left side of ':' (colon) in the URL is the protocol, such as ftp: or http :. About is also a protocol. So what's the purpose? Don't underestimate it. About: blank indicates an empty window on the right. If it is other content, it indicates the webpage content. For example: The content of the new webpage is

Linux ubuntu12.04 decompress the Chinese zip file, uncompress it, and fix it with garbled characters

Linux ubuntu12.04 decompress the Chinese zip file, decompress it, and garbled code to solve my computer environment: linux ubuntu12.04 has tried many methods, but the following one is OK on my computer. 1.zip file unzipping file name garbled: first install 7zip and convmv (if not installed before) in the command line to execute the installation command: sudo apt-get install p7zip-full convmv Step 2 false zipfile name y05document .zip, go to the directory where the zip file is located, and then r

Restore non-critical Oracle files, redo, temporary files, index files, and password files

Restore non-critical Oracle files, redo, temporary files, index files, and password files The Application of Incremental backup is in the rediscovery stage and is no longer in the restore stage. Learn about the database settings table:SQL> desc database_propertiesName Null? Type-----------------------------------------

Location of Oracle parameter files, control files, data files, log files, and query methods

parameter file: all parameter files are usually under $ORACLE _home/dbsSqlplus query statement: show parameter spfile;Network connection files: $ORACLE the _home/dbs/network/admin directoryControl file: SELECT * from V$controlfile;Data files: typically recorded in oracledata/instancesSelect file_name from Dba_data_files;Log f

[Python] python3 file operations: input files from the keyboard, open and close files, read and write files, rename and delete files, etc,

[Python] python3 file operations: input files from the keyboard, open and close files, read and write files, rename and delete files, etc,1. Input from the keyboard Python 2 has two built-in functions used to read data from standard input, which are by default from the keyboard. These two functions are: input () and ra

Php reads zip files (delete files, extract files, and add files) instances

Extract files from zip files The code is as follows:Copy code /*Php extracts files from zip files*/$ Zip = new ZipArchive; If ($ zip-> open('jquery5-screen scroll corner code .zip ') === TRUE) {// The Chinese file name must use the ANSI-encoded file format$ Zip-> extracloud ('foldername'); // extrac

Recursively iterate through all the files in a folder under a disk, and copy files to generate files and files with folders

Package com.hudong.test; Import Java.io.File; Import java.io.IOException; Import java.util.ArrayList; Import java.util.List; Import Org.apache.commons.io.FileUtils; public class Ergodicfile {public static void main (string[] args) throws IOException {File File = new file (" E:\\ershouok1 "); Ergodicfile (file, 0); Ergodicfilefolder (file); /** * Generate Files * * @param file * @param temp * @return * @throws IOException * *

How to decompress various compressed files under Linux __linux

call bzip2 BZIP2 is a more compressed program,. bz2 end of the file is the result of bzip2 compression. The bzip2 relative to the decompression program is BUNZIP2. Use-j this parameter in tar to invoke gzip. Here are a few examples to illustrate: # TAR-CJF all.tar.bz2 *.jpg The command is to make all. jpg files into a tar package, and use bzip2 compression to generate a BZIP2 compressed package named all.tar.bz2 # TAR-XJF ALL.TAR.BZ2 This command i

Php reads zip files (delete files, extract files, and add files). example _ PHP Tutorial

Php reads zip files (delete files, extract files, and add files) instances. The following small series will show you several examples of php zip files. we can read the specified files in the zip package and delete the specified

Restore non-critical Oracle files, redo, temporary files, index files, and password files

Restore non-critical Oracle files, redo, temporary files, index files, and password files Restore non-critical Oracle files, redo, temporary files, index files, and password

Python files packaged as *.exe files (single files and multiple files)

Environment: WIN10 64-bit python3.7Single *.py file packagingPython GUI: program packaged as EXEFirst, install Pyinstaller, command pip install Pyinstaller, (uppercase P, knocking on the blackboard, to test)Second, packaging EXE steps:CMD enters the PY program project directory, executes the command: Pyinstaller-f-w--icon=xxx.ico main.py--noconsole. Where-F is the generation of a single EXE executable file, and-W represents the form program,--icon is to set the EXE's display icon, ' main.py ' is

Php reads zip files (delete files, Extract files, and add files) instances,

Php reads zip files (delete files, Extract files, and add files) instances,

Lab-archiving and Unarchiving Files

By performing this lab, students would learn how to work with archive files.In this lab, you'll perform the following tasks: Create archive files using tar with and without compression Compress and uncompress files into a gzip archive file Compress and uncompress f

Compression and decompression methods for many compressed files such as tar gz bz2 tgz Z

files into a tar package and compress them with bzip2 to generate a bzip2 compressed package named All.Tar. bz2 #Tar-XJF all.Tar. bz2 This command unlocks the package generated above. 3tar call compress compress is also a compression program, but it seems that people who use compress are not as good as gzip and bzip2. The file at the end of Z is the result of bzip2 compression. The decompression procedure relative to compress is

Analysis of compressed files under Linux _unix Linux

of the file is the result of bzip2 compression. The bzip2 relative to the decompression program is BUNZIP2. Use-j this parameter in tar to invoke gzip. Here are a few examples to illustrate: # TAR-CJF all.tar.bz2 *.jpgThe command is to make all. jpg files into a tar package, and use bzip2 compression to generate a BZIP2 compressed package named all.tar.bz2 # TAR-XJF ALL.TAR.BZ2This command is to untie the packets generated above. 3) Tar call compress

Decompress files in Linux

unbind the generated package. With the above knowledge, you should be able to uncompress a variety of compressed files. The following is a summary of the compressed files in the TAR series: 1st pair of files ending with .tar Tar-XF all.tar 2XX for the file ending with .gz Gzip-D all.gzGunzip all.gz 32.16.tgzor .tar.gz

How to decompress tar GZ bz2 tgz Z and many other compressed files in Linux

all.tar.bz2 # Tar-xjf all.tar.bz2This command unlocks the generated package.3) tar call Compress Compress is also a compression program, but it seems that people who use compress are not as good as those who use gzip and Bzip2.More .. The file ending with Z is the result of Bzip2 compression. The decompress program relative to compress is uncompress.. Use the-Z parameter in tar to call compress. The following is an example: # Tar-CZF all.tar. z *. jp

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