perl sleep example

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What is Perl? Programming language Perl detailed introduction to _perl

Perl's original designer was Larry Wall (Larry Wall), which was published on December 18, 1987. Perl borrows the features of C, sed, awk, shell scripting, and many other programming languages. Larry Wall Published version 1.0 of the Perl scripting

Linux uses Nginx as the Perl program server and the Perl module configuration _nginx

Perl + fastcgi + nginx Build Nginx + fastcgi is the most popular environment in PHP, then Perl will also have fastcgi it, of course, Today to build the next Nginx Perl fastcgi. Performance is no less than PHP, but now the popularity of Web programs

One of the Perl multi-process combat

Perl as an explanatory language, is very popular with the system administrators, the benefits of not much to say, the disadvantages of many, such as the support of the thread has been not good, so most of the time, we need a number of processes to

Use of common Perl modules

A brief description of http://www.perldoc.com/perl5.6/pod/perlmodlib.html for some common modules Use modules in Perl:Module: http://www.cpan.org/modules/01modules.index.htmlInstallation module:1. Perl makefile. pl2. Make3. Make Test4. Make

Perl Multithreading Comprehension

Thread: A scan that uses multithreading to handle large amounts of data and encounters a possible deadlock in read-write files. The life cycle of a Perl thread1. Use the Create () method of the Threads package: Use threads; Sub Say_hello {

Perl function Set Summary _perl

Process processing functions 1. Process Start functionFunction name EvalCall Syntax eval (string)The commentary considers a string as a Perl statement execution.When executed correctly, the system variable $@ is an empty string, and if there is an

Special built-in variables in Perl detailed introduction _ Application Tips

Built-in variable $_:Let's take a look at an example: Copy Code code as follows: #!/usr/bin/perl-w @array = QW (a b c d); foreach (@array) { Print $_, ""; } The role of an example is to define an array and print out the

Perl Multithreading Comprehension

Thread: A scan that uses multithreading to handle large amounts of data and encounters a possible deadlock in read-write files.The life cycle of a Perl thread 1. Use the Create () method of the threads package: Use threads;Sub Say_hello

Common Perl functions 2

Perl Common function set 2 I. Process processing functions1. Process startup FunctionFunction Name evalCall the syntax eval_r (string)The description regards string as a Perl statement execution.After the command is correctly executed, the

Perl function set

I. Process processing functions 1. Process startup Function Function Name eval Call the syntax eval (string) Describe the stringPerlStatement execution. After the command is correctly executed, the system variable $ @ is an empty string. If an error

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