new line n

nl2br () Definition and usage The NL2BR () function inserts an HTML newline character before each new line (\ n) in the string ( )。 GrammarNL2BR (String) parameter description string is required. Specifies the string to check. Example Copy

Linux Doc by: zollty The files written in notepad in windows are different from those written in vim or gedit in Linux! For example, an SH script written in Windows may fail to be executed in Linux. Solution: The reason is: in windows, the line feed

Documents written in Notepad under Windows are different from those written under Linux, Vim, or gedit. For example, the SH script written under Windows can be executed under Linux for error. Workaround: The reason is: Windows newline symbol is "\ r

The documentation written in Notepad under Linux doc Windows differs from those written by Vim or gedit under Linux! For example, the SH script written under Windows can be executed under Linux and may go wrong. Workaround: The reason is: Windows

Original: http://hane00.blog.163.com/blog/static/1600615220126204446809/' \ R ' is a carriage return, ' \ n ' is a newline, the former causes the cursor to start at the beginning of the line, which causes the cursor to move down one grid. The usual

Run the following Python code: fntest.txt file (fn, w + ). write (testntest2) contentfile (fn, r ). read () printcontent. replace (r, \ r ). the output of replace (n, \ n) does not depend on the platform. All of them are testntest2but the content of

Execute the following Python code: fn = ' Test.txt ' File (FN, ' w+ '). Write (' Test\ntest2 ') Content = File (FN, ' R '). Read () Print Content.replace (' \ R ', ' \\r '). replace (' \ n ', ' \\n ') The printed results are not platform dependent,

The N queen problem is a classic problem. Place N queens on a N * N board, each row is one and cannot attack each other (the queen of the same row, column, and slash will automatically attack each other ). I. Solving the N queen problem is a

You need to upload files to the server during network programming. Multipart/form-data is a way to upload files.Multipart/form-data is actually the way that browsers upload files using forms. The most common scenario is when you write a message, add

1. The most austere practice of violence.voidCal1 () {inti =0, j =0, num =0; intResult[m]; result[0] = rand ()% N;//The first one is definitely not repeated, just add it in. for(i =1; i //Get the remaining (M-1) random number{num= rand ()%