Good text reprint: http://blog.csdn.net/zhangjg_blog/article/details/21487287In an in-depth understanding of the Java class file format (a), this paper introduces the position and function of class file in the whole Java architecture, explains the whole format of class file,
Most of the time, the non-English character files that we encounter are encoded using UTF-8, and we generally look at the contents of these files without problems. Sometimes, however, we may encounter non-UTF-8 encoded files, such as the GBK encoding of Chinese, or the CP1251 encoding of Russian. Text files generally do not have the information of their own encoding format, which gives us a lot of trouble dealing with. This article describes several L
INI file Definition
Https://en.wikipedia.org/wiki/INI_file
TheINI FileFormat is an informal standard for configuration files for some platforms or software. ini files are simple text files with a basic structure composed of sections, properties, and values. [1]
The INI file format is an informal configuration file s
In development, the more HTTP requests we use are basically get, POST. Where get is used to fetch data from the server, post is used primarily to submit some form data to the server, such as file uploads. And we encountered in the use of HTTP requests in the more troublesome thing is to construct the file upload HTTP message format, although the
The UnixDos text file format has been around for one or two hours. a batch of text files cannot be imported into the database. after being saved with notepad ++, it is OK.
Later, we found that these text files are in UNIX format. Check the file format .....
In Linux, text
The ELF (executable and linkable format) executes the connection file format, which is a more complex file format, but is widely used. Compared to other executable files under Linux (A.OUT,COF), its definition of the section and its support for the GNU tool chain make it fle
image, graphic, picture file format
1
BMP (. BMP) bitmap
The image file format used by the Windows system. BMP files occupy a large amount of space. BMP file Image depth selectable lbit, 4bit, 8bit and 24bit. BMP files when storing data, the image i
At present, most of the songs played in KTV are MKV format
We know that there are many video files, such as: avi,rm,rmvb,mp4,mov,vob,dat,flv,3gp,h.264 and so we are more familiar with the video file format, but through the author carefully check some digital products, such as MP5, Many of the tablets are also labeled with support for MKV
specification (also known as pi). The fourth volume firmware storage specification describes the details of the storage format in detail.
Because this article is a similar piece of material, and the storage format is very complex, so I can only talk about it to the extent that you really want to see the spec.
The storage format is named FFs. Firmware
data traffic, use the-B XXXX command to use a fixed bit rate. The number can be changed as needed, and the value above 1500 does not work. Dynamic bit rates can also be used, for example: -The quality of qscale 4 and-qscale 6 is 6)-Acodec aac (AAC for Audio Encoding)-AC 2 (number of audio channels: 1 or 2)-Ar 24000 (sound sampling frequency, as if PSP only supports 24000Hz)-AB 128 (audio data traffic, usually 32, 64, 96, 128)-Vol 200 (200% volume, change by yourself)-F psp (dedicated output PSP
BMP file Format
6.1.1 Introduction
The bitmap file (Bitmap-file,bmp) format is the image file storage format used by Windows, which is supported by all image processing software running
Data Loading storage and file format for data analysis using python,
Before learning, we need to install the pandas module. Since the python version I installed is 2.7Https://pypi.python.org/pypi/pandas/0.16.2/#downloadsDownload version 0.16.2 from this website, decompress it, and use the DOS command to open the corresponding file, and runPython setup. py install
A PHP application is often composed of multiple files, if it is possible to centralize them as a file for distribution and operation is very convenient, such examples are many, such as the Windows operating system above the installation program, a jquery library and so on, in order to do this PHP uses the Phar document file format , this concept originates from t
A PHP application is often composed of multiple files, if it is possible to centralize them as a file for distribution and operation is very convenient, such examples are many, such as the Windows operating system above the installation program, a jquery library and so on, in order to do this PHP uses the Phar document file format , this concept originates from t
Label: style blog HTTP Io ar use SP file data (20:36:49)
Reprinted token
Tags: Miscellaneous
Category: Professional
The first is the tcpdump file format.
When you use the tcpdump command to capture data packets in Windows or Linux, you will get the tcpdump file in the following
How does the win7 system open a format file with a suffix named. lnk? run Win7 operating system for a long time, you will encounter a variety of format files, for some computer small white to say still do not know what is suffix name, file format and so on. Some Win7 users f
ASF is(Advanced Streaming Format)Microsoft developed for Windows 98.File format. This word can be used with WMA and WMV.
ASF is an open standard that relies on multiple protocols to support data transmission in multiple network environments. SameLike jpg and MPG files, ASF files are also a file type, but they are desig
Reprinted --- Analysis of the wave file format
As one of the acoustic file formats used in multimedia, the wave file is in the riff format as the standard.
Riff is the abbreviation of resource interchange file
, including albums and singers. Therefore, we need to study the file format of mp3. The following is a document searched from Baidu encyclopedia.
Http://baike.baidu.com/view/66078.htmlID3 Introduction
The ID3 tag is an additional song message in an MP3 music file. It can be used to append the song performer, author, and other types of information to facilitate th
This article was reproduced from: http://www.cnblogs.com/forfuture1978/archive/2009/12/14/1623597.htmlLucene index What is stored in, how to store, that is, Lucene index file format, is to read the Lucene source code a key.When we actually enter the Lucene source code, we will find:
The index process of Lucene is the process of writing the inverted table into this
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