Preface: Busy with recent tasks, you need to use some LIBSVM commands, such as running Java svm_train train_file model_file at the terminal. Pythonsubset.py file train_num train_file test_file commands, but file preparation is also written by Python,
Original source:
http://blog.csdn.net/longlongmylove/article/details/7521379
php5.4 New features traits introduction
1. Traits
Traits is a new method for implementing code reuse in 5.4.
PHP
Article title: BourneShell and shell programming (1 ). Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open
Article Title: Details: how to use Echo in Linux. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
The
In Io multiplexing, uart1/2/7 is a high-speed serial port among the 7 serial ports of the lpc3250. Io multiplexing can be seen in the Serial Port IO multiplexing of lpc3250. Description: enable the lpc32xx high speed serial ports in the kernel
Preface: Busy with the recent tasks, need to use some of the LIBSVM commands. such as in the terminal execution Java svm_train train_file model_file. Pythonsubset.py file Train_num train_file test_file and other commands. But file preparation is
PhpI. Introduction of PHP PHP (foreign name: Php:hypertext Preprocessor, Chinese name: "Hypertext Preprocessor") is a common open source scripting language. Grammar absorbs the features of C, Java, and Perl,Conducive to learning, widely used,
Generally speaking, the thinkphp controller is a class, and the operation is a public method of the controller class.The following is a typical definition of a controller class:phpnamespace Home\controller; Use Think\controller; class extends
the PHP script can be placed anywhere in the document. PHP script starts with and ends with?> PHP files usually contain HTML tags and some php script code. My first PHP page echo "Hello world!";?>Note: The PHP statement ends with a semicolon (;).
SHELL notes 1. View the size of a file or directory ls du2. View status Stat file name3, the system itself, usually uppercase4. System variables are viewed by set or declare instructions5. UDV variable (user defined variable)User creation and
The purpose of the cat command is to connect files or standard input and print. This command is commonly used to display the contents of a file, or to connect several files to display, or to read from a standard input and display it, often in
Help information:
Copy Code code as follows:
& [...] Command1 & Command2 is used to separate multiple commands from one command line. Cmd.exe runs the first command, and then runs the second command.
&& [...] command1 && Command2
Let's introduce the standard command line, which contains three parts:
Command_name option argument
Okay, back, echo is sending argument out to standard output (STDOUT), usually to the monitor output.
Or just run down and look at the echo command:
It is said that the TR command is a fine gadget at the home of the Linux line, and can be used to write many graceful single-line commands. Use: Tr-c-d-s ["String1_to_translate_from"] ["string2_to_translate_to"] parameter:-c #使用string1的补集, request
It is a stupid thing to pipe the content of a wget or curl output to bash or sh, such as the following:
[Plain] View plain copy on the code to see a piece of coding derived to my Code slice
Wget-o-http://example.com/install.sh | sudo sh
Command
Shell types:Sh-Bourne shell CSH or tcsh-C shell Korn-Korn shell bash-GNU Bourne-again shell
1. Simplest ColumnExample #! /Bin/bash # This is a very simple example echo Hello World
Explanation:
In bash, the first line "#! "And later"/bin/bash
[Urgent help] Fatalerror: Calltoamemberfunction *** onanon-object This post was last edited by keric2008 at 18:33:02
Php classThe source code is very long. Abstract: The process is like this.
{
$ Instest = new test ();
$ Insobject = new object ()
Bourne shell
Introduction: Bourne shell basics and many other useful features, shell programming and organization.
Main content:Basic Introduction to. Shell, environment, options, and special characters. Shell variables User-Defined variables,
1. SHELL local variables: local variables act only in this SHELL, just like local variables. It does not affect variables in other shells. Format: NAMEvalue1, variable call: Add $ echo $ HOME/home/hbwork $ WEEKSatur $ echoToday before the variable ..
1. About capitalization
PHP's built-in functions and structures are case-insensitive.
Such as:
Copy CodeThe code is as follows:
hellophp
Echo ("Hello PHP");
ECHO ("Hello PHP");
Echo ("Hello PHP");
?>
The effect of these three is
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