Today to do a PDF file parsing, encountered a requirement: Extract the pictures in the file and save. Using the popular Apache open-source jar package PDFBox, but still encountered a pit, such as PDFBox version too high or too low can not be used!! The package did not do a good job of compatibility problems, some methods in the high version said to abandon the abandoned. There is currently no time to study the differences between versions. Here's a so
Today, I saw a small software from Han Yu studio, which can extract mp3 file information under the specified directory and generate a webpage. The function is very simple, but it is very practical, so I thought that I could use php to implement this function, so I went to work.We first open several mp3 files in a text editor. Although all the files are garbled, w
Use Oracle AMDU to extract data files from the ASM disk group
Amdu-diskstring 'The data file number can be obtained based on the MySQL instance query v $ asm_file view.
You can also query v $ datafile. If an alias is used, you can use v $ asm_alias;
SQL> select name from v $ datafile;
NAME--------------------------------------------------------------------------------+ DATA/db1/datafile/system.256.794361477
Er, I have reviewed my previous articles today. The highest attention rate is the "self-painted radiobutton". Many people have sent messages to send source code, which is also lazy, now the source code connection has been added to the end of the article, and it is also the download of csdn. I hope it will help some people. Looking at what I wrote before is quite interesting, especially the learning version of the map editor made of Java, which is actually not written in the future, and I think t
1, software preparation, download MKVToolNix7.5 software on the Internet, after the installation is completed, the menu below.
2, click Mkvmerge GUI.
3, click on "Mkvmerge GUI", open the software.
4, the following operations.
① Click the "Add" button to find the RMVB file to extract.
② Displays the open RMVB file under the input file.
③ only check track tracks, do not put the video track selected.
④ Note the
If you ever had the problem where you need to extract files from a SharePoint Content database or normal SQL database stor Ed as binary, this post would help you.The script I have included would export all the content from the SharePoint content Database to the file structure set by S Harepoint. This script, should work as it was on your SharePoint Database. If you modify this script a little you can use it
Extract cpio files CPIO-IDMV
You can also extract the img file: CPIO-IDMV
Backup command backup: CPIO-COVB > [File|device]
To back up data to a file or device: Cpio-icduv
Restore data to the system common parameters:-o: Copy data to a file or device
-I: Restoring data from a file or device to a system
-T: View the file or device content created by Cpio
Use the Java.util.zip.ZipFile class to extract the files.
Can extract Zip,jar,war, but cannot extract RAR file.
Import Java.io.BufferedInputStream;
Import Java.io.BufferedOutputStream;
Import Java.io.File;
Import Java.io.FileOutputStream;
Import java.io.IOException;
Import java.util.Enumeration;
Import Java.util.zip
Extract files with a specific extension in a folder using Python
I don't know when the network is idle and useless. I hung up a Linux video tutorial, which contains many folders and many irrelevant files. This is simply intolerable for people who do not have to collect junk files. So I planned to
Friends give me a support for ASP space, but upload files can only be a single file upload, no batch upload, my page has a lot of
Small pictures, this way of uploading is very painful. So consider the picture file can be compressed into a RAR format, and then on the server solution
Pressure.
In fact, want to achieve this function is very simple, first of all to upload a RAR decompression program, is RAR own decompression program, only need its core
Pr
advantage is that it consumes very little CPU and time to package files, he is just a packaging tool, not responsible for compression. Here's how to package a directory:# TAR-CVF Archive_name.tar directory_to_compressHow to unpack the package:# TAR-XVF Archive_name.tar.gzThis unpacking command will unlock the document under the current directory. Of course, you can also use this command to squeeze the path of the unpacking:# TAR-XVF Archive_name.tar-
will flash through and need to see two processes in Task Manager
Then enter in the browser: http://localhost will enter the Nginx default home page
Let's configure the basic information below.
Specific view: http://blog.csdn.net/u010982856/article/details/51691222 with detailed configuration
The above describes the installation of QQ prompts to extract the installation files failed Nginx installation and
Shell scripts recursively Extract files from folders,Requirement
Two days ago, I ran into the need to extract files from a folder around 10 layers, so I wrote this script.
The file structure is as follows:
dir1 ├── a │ ├── b │ │ └── file1 │ └── file2 ├── c │ └── d │ ├── e │
Article Introduction: Cssgaga Tutorial: Generate Datauri, extract pictures, download remote CSS files, image lossless compression.
cssgaga– generates Datauri and MHTML
Before:
. Base64{background-image:url (' base64/logo.png ');
Base64{border-image:url (' Base64/logo.png ');}
Note: The Base64 folder of the picture file you want to convert is the relative path when the CSS is sibling and refere
How to install the indexing service in a simplified XP system:
Go to the Internet to find the original system image that is consistent with the existing system, directly run the image to install the system, and select "Install update.
The actual effect of "Install update" is to retain existing programs and automatically install missing system components or services (so it is okay to use tools to process extra services and startup items, after installation, the system patches will not have to b
Huawei Software Park: http://www.onlinedown.net/soft/3.htm
Rarlinux Official Website: http://www.rarsoft.com/download.htm tar-zxvf rarlinux-3.8.0.tar.gz // extract tar.gz files first
Cd rar // directly CD to the corresponding folder
Su root // use root permission
Make // If the prompt is that the permission is insufficient, Su root will obtain the highest permission
Make install congratulations on your inst
Under the Windows platform compressed into the RAR file, how to decompress under the Linux platform, Linux platform by default is not supported by RAR file decompression, need to install the Linux version of RAR compression software, for:/http Www.rarlab.com/download.htm Currently the latest version is 5.3. After the download, after the decompression, into the RAR directory,One. Run the make command to install the installation process as follows:Second, manual operation such as make installation
This article illustrates the way PHP extracts tar.gz format files. Share to everyone for your reference, specific as follows:
1, the use of PHP with compression and archive expansion (Phar)
$phar = new Phardata (' song.tar.gz ');
Path to extract whether the file overwrites
$phar->extractto (' c:/tmp ', NULL, true);
2, the first need to install Pear class management tools
Linux under
/usr/l
retain the extracted files.How to create or unzip a tar.xz filePeople accustomed to tar czvf or tar xzvf may encounter tar.xz and would like to use a single command to extract or compress. In fact, no, there's no sign in the tar. For the XZ format, for example, Z is for gzip,j for bzip2.Create a TAR.XZ file: Just first tar cvf xxx.tar xxx/Create the Xxx.tar file first, then use Xz-z Xxx.tar to compress Xxx.tar into XXX.TAR.XZUnzip Tar.xz file: First
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