Course Intermediate  11332

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Advanced  17635

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Course Advanced  11348

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

Course Introduction：The function of putchar() is to output a character to the terminal; the syntax structure of putchar is "int putchar(int char)", which means writing the character specified by the parameter char to the standard output stdout; putchar is a C library function, included in C In the standard library <stdio.h>.

2021-01-07 comment 0  20032

Course Introduction：The function of putchar() is to output a character to the terminal. putchar() is an output function with the syntax "putchar(char)". It can write the character specified by the parameter char (an unsigned character) to the standard output stdout. The output of the putchar() function can be a character, a decimal integer between 0 and 127 (including 0 and 127), or a character variable defined with char.

2023-01-11 comment 0  18262

Course Introduction：The difference between putchar and printf: 1. The parameter type of putchar is int, and the parameter type of printf is string; 2. putchar can only output one character, and printf can output multiple characters; 3. putchar cannot format output, but printf can format it. output; 4. putchar has no return value, printf returns the number of characters successfully output; 5. putchar outputs to the console, printf is not limited to output to the console; 6. performance, etc.

2023-08-22 comment 0  5678