When the browser requests the same PHP file, the latter request is blocked by the previous request, is there any way to not block it?
For example, request simultaneously
a.php
Sleep (10);
echo ' Hello ';
Exit
Subsequent requests will not be executed until after 10s.
If both a.php and b.php are requested, they are executed at the same time.
b.php = = a.php
Reply content:
When the browser requests the s
There is a tool in window7 that can be used to view the block size of the Operating System-fsutil. This tool can also run on the window2000 platform. This gives us great convenience.
Enter fsutil fsinfoo ntfsinfo c: view C information:
The number of bytes in each cluster is the size of the file system block, that is, 4 kb. This size can be customized in the d
Server Message Block (SMB) is a software program-level network transmission protocol developed by Microsoft, it is mainly used to allow machines on a network to share computer files, printers, serial ports, communications, and other resources. It also provides certified inter-trip communication functions. It is mainly used on a machine with Microsoft Windows installed, on which it is called Microsoft Windows network.
After re-development by the Unix
Processdata:falseThis is a parameter of Jquery.ajax. The default value is true, which means that non-string objects are automatically converted to K1=v1k2=v2 form, such as an array parameter {d:[1,2]}, which becomes d[]=1d[]=2 after the server.To set it to false to upload the Arraybuffer object, the server gets the raw byte stream directly from the Request.inputstream.W3school Explanation:true " application/x-www-form-urlencoded " false.Main code: (the following code is called in the Readasarray
Like what:
The code is as follows
Copy Code
Echo substr (STRRCHR ($file _name, '. '), 1);
Or
The code is as follows
Copy Code
Echo End (Explode (".", $filename));
The most correct approach should be to use the PathInfo function, such as:
The code is as follows
Copy Code
Echo PathInfo ($filename, pathinfo_extension);
The PathInfo functio
File name functionThe filename function can manipulate the file name, subdirectory, drive, extension, and so on. The following table lists these functions and their functions.Function descriptionExpandfilename ()//return the full path of the file (with drive, path)Extractfileext ()//Extract the
The file extension (filename extension), also known as the suffix name of a file, is a mechanism used by the operating system to flag file types. Typically, an extension is followed by the main
McAfee identifies the suspect virus file, but the virus definition is not available in the library, and the file name extension is named Vir or VXE, which establishes the batch file and uses the restored EXE file
McAfee renaming principle:
Original renamed
VC tools at compile time, will generate a lot of temporary files, occupy a lot of space, more projects, manual deletion will be very laborious, so I made a small tool, you can bulk delete the specified directory, specify the extension file.This tool deletes files based on the extension specified by the profile, generally I delete the VC with the extension:. ipch.
The example given below for writing text file orCsvUsingText_ioPackage from a tabular block in Oracle Forms. Suppose there is a tabular grid data block ' job_history ' in your forms ' and you ' want to ' write a CSV on click of a button by Reading whole block from top to bottom. The following is the demo screen shot:y
$str = ' AS.DA.EFG ';
Gets the file suffix name
//strrchr-The last occurrence of the specified character in the string
, Echo substr (STRRCHR ($str, "."), 1). "
The above several ways coarse look, seems to be all right, especially 1, 2 kinds of methods, before I do not know PathInfo has the second parameter has been used. But think about it, the first four methods have all kinds of problems. To get the
Package org. Apache. hadoop. atest. datanade;
Import java. Io. bufferedinputstream;Import java. Io. datainputstream;Import java. Io. fileinputstream;Import java. Io. filenotfoundexception;Import java. Io. ioexception;
Import org. Apache. hadoop. util. datachecksum;/**
*ProgramThe main purpose is to read a block file and the corresponding meta file, and then
Microsoft Updater Application Block server-side manifest file Design
Translator: Tony Qu
The Manfest file is used to list all the files required for an upgrade. It is associated with the verification signature. The verification signature can be used to verify the authenticity of the manifest file. This section describ
I have sorted out the common file extensions in the source code of the Delphi program, and given the meaning of these file extensions so that source control can be used as a reference, the extension is in alphabetical order (does not require the source code library does not mean that you do not need to enter the library).
~*
Delphi generated backup files, in th
---restore content starts---Some scripts are processed by file names, and we may need to modify the file name, convert the file format (while retaining the file name and modify the extension), or extract part of the file name whil
One: View file system block size
Note that the system may have multiple disk multiple file systems and can be viewed through the DF command
The number units are bytes, such as the illustration:
Second: View the memory page size
Getconf PAGESIZE
The number units are bytes, such as the illustration:
The above is a small series of Linux to se
Linux File Extension-general Linux technology-Linux technology and application information. For more information, see. Author: muxbook
Generally, linux files do not have an extension. We learned from the previous study that whether a linux file can be executed is related to the 10 attributes in the first column of t
Yesterday, I talked to a friend in a PHP chat group (276167802, verification: csl. If you are interested, you can join in for discussion ).PHPYou can use the following six methods to obtain the file extension:1. string search and truncation Methods
$ Extension = substr (strrchr ($ file, '.'), 1 );
2. method 2 for s
1, Documents:
1.1, the file access to 3 kinds of ways:
1 read (show file contents), 2 write (edit, delete, modify permission), 3 execute (Run shell script, program, etc. executable files).
1.2, the file can be divided into 3 kinds of permissions:1 The file is the main 2) the same group of users 3 other users.
The p
This article is to introduce this article is about PHP streaming, that is, can support the block and breakpoint file download, there is a need for friends to see. The code is as follows
Copy Code code as follows:
$dowmFile = DirName (__file__). '/nokia–always here.mp3′; To download the file, absolute or relative
$dowmName = ' Nokia–always here.mp3′;
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