In the use of PHP to develop large, interactive Web sites, we often encounter with the art of how to cooperate with the problem, usually our solution is to design the page after the designer to develop, and then deliver the artwork to improve the
PHP is a server-side scripting language that is easy to learn and use. With minimal programming knowledge you can use PHP to create a truly interactive web site. This tutorial does not want you to fully understand the language, only to enable you to
What kind of network protocol does 1.nginx use?
Nginx is the application layer I think from the bottom up, the transport layer uses the TCP/IP application layer for HTTP
FastCGI is responsible for the scheduling process
2. ? echo ' Hello
Recently, a project has been done to show the order information and to put the relevant information in a. csv file and download it to the browser. Although the CSV is a relatively simple form of Excel tables, generate only in the specified format
The following is a simple instance code that checks whether a file exists:
Copy Code code as follows:
$filename = '/path/to/foo.txt ';
if (file_exists ($filename)) {
echo "The file $filename exists";
} else {
echo "The file
According to the PHP manual parsing.
__destruct is
Destructors are executed when all references to an object are deleted or when an object is explicitly destroyed.
and register_shutdown_function is
Registers a callback to being executed after
Currently learning PHP a lot of friends, in peacetime routine development projects will always encounter a variety of problems, this experience to introduce PHP development in 10 of the most common problems, hope to be able to help friends.
Error 1:
Ashamed to say, before the null values of the array are all strong write foreach or while, using these two syntactic structures to delete the empty elements in the array, simple code is as follows:
$v) {
if (! $v) unset ($arr [$k]);
}
It
APC is the abbreviation of alternative PHP cache and is a free public optimized code cache for PHP. It is used to provide a free, open and robust architecture to cache and optimize PHP's intermediate code.
1, PHP configuration APC
To open the APC
PHP Error Handling
When we develop programs, sometimes there are problems with the program, we can use the following methods to find the error.
Development phase: Output all error reports during development, which will help us to debug the
In actual projects or their own small tools (such as news aggregation, commodity price monitoring, parity) in the process, usually need to get data from the 3rd party Web site or API interface, when the need to deal with 1 URL queues, in order to
The nohup command function in UNIX is to run the command without hanging up, while nohup all output of the program to the current directory Nohup.out file, if the file is not writable, to the /nohup.out file. So with this command, we PHP is written
Random | Show presumably you'll use JavaScript to randomly display pictures. But what if the information of the picture (such as links) is constantly changing, or modified and added by the user? I have a way here.
Put the picture information (such
Do you encounter the following situations in the process of program development: When you have spent a lot of time developing an application, you think it should be done, unfortunately, when debugging, always constantly find bugs, and the most
Direct use of file_get_contents, will be an error; Program code $url = (https://xxx.com ");File_get_contents ($url); Error:Program code warning:file_get_contents (https://xxx.com) [function.file-get-contents]: failed to open stream:no such file or
Phalanger is a php language compiler and is also targeted. NET PHP runtime. It can be used to compile PHP Web projects into. NET bytecode and execute it in Windows using IIS or using mono and Apache as ASP.net applications on Linux. However,
Recently learning PHP, a friend asked the time of the calculation, at this time I thought of the Delphi and MSSQL computing functions, they are very convenient to use, but check the PHP manual did not find a similar time calculation function,
Just in the PHP group and everyone chat, promised to write an article on how to implement the PHP source code encryption, by this will be the opportunity of QA in smoke, on this issue, I write some ideas.
As my previous article has introduced, ZE
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