When libpng is installed in centos6.0, configure: Error: zlib not installed is displayed, but zlib is obviously installed. Two Methods for searching online:
1. Enter the zlib directory and run the make clean command.
Reconfigure zlib
#./Configure
Scene:1. Windows did not find the system provided by the Win32 API to generate a Zip compressed file, there is known that Daniel Trouble to leave a message.2. Zlib is more commonly used, compiling is also convenient, use it to do compression. The
1, python2.7 and Pip in 192.168.0.65#ssh 192.168.0.65
Upgrade to python2.7
#cd/usr/local#wget https://www.python.org/ftp/python/2.7.10/Python-2.7.10.tgz # tar ZXVF python-2.7.10.tgz# CD Python-2.7.10#
From: http://blog.chinaunix.net/uid-24607609-id-2118143.html today saw a gzopen function, searched his series of functions, and related usage C + + use Zlib library (-) 2010-10-07 09:37:35Category: C/1, Gzopen Open the zlib algorithm compressed
Php enables the zlib Compressed file configuration method. However, both iis and apache only compress html static files by default. for PHP files, the module configuration is required. (dynamic and static compression can be enabled in iis7.5 ),
In practical applications, there are sometimes three options for processing zip compression and decompression:
Call rar.exe, unzip.exe, etc.
Use a ready-made Library
Full handwriting
First, although the task can be completed, the results cannot
In python, zlib is used to compress or decompress data for storage and transmission. It is the basis of other compression tools. Next let's take a look at how to use the zlib module to compress and decompress strings and files in python. Let's just
Php simply enables the gzip compression method (zlib. output_compression ). Generally, after gzip compression is enabled for a page file, the size of the page file can be reduced by 60% ~ 90%. for text sites, you can save a lot of bandwidth and user
The zlib Library is a well-known compression engine, andzlib is also the compression engine used by the famous gzip (GNU Zip) .How do I install the zlib library?First, install zlib, download the latest source program from its official website,
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
To achieve the GZIP compression page requires a common browser and server support, is actually the server compression, uploaded to the browser after the browser decompression and resolution. Browsers don't need us to worry because most browsers now
To implement GZIP compression pages, the browser and the server need to support them. In fact, the server is compressed. After being uploaded to the browser, the browser decompress and parse the files. We don't need to worry about browsers, because
Generally, after gzip compression is enabled for a page file, the size of the page file can be reduced by 60% ~ 90%. for text sites, you can save a lot of bandwidth and user waiting time, but by default, both iis and apache only compress html static
Before we use the zlip function, we need to perform the following operations, otherwise we will not be able to read it down.First set in PHP. ini The code is as follows:Copy code Zlib. output_compression = OnZlib. output_compression_level = 6
To achieve GZIP compression page requires browser and server co-support, in fact, the server compression, uploaded to the browser after the browser decompression and parsing. There is no need for us to worry about the browser because most browsers
Centos 6.2 installation libpng error message configure: error: ZLib not installed
When compiling libpng-1.5.8.tar.gz, an error is reported. configure: error: ZLib not installed. I used the following package for compilation.
Zlib-1.2.6.tar.gz libpng-1
However, both iis and apache only compress html static files by default. For PHP files, the module configuration is required. (Dynamic and Static Compression can be enabled in iis7.5 ), therefore, the effect of using php's own functions to reach
Reprint please indicate the source: The Curtain Roll westerly column (Http://blog.csdn.net/ljxfblog)The Zlib library is a powerful, general-purpose, open-source compression library that is widely used and can be easily compiled or compiled into
GZIP (Gnu-zip) is a compression technique. The page size can be turned into 30% or smaller after gzip compression. This way the user will feel very happy when browsing!To achieve the GZIP compression page requires a common browser and server support,
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