How do I use %s in C correctly? - Stack Overflow
网页2022年11月11日 — Using scanf with the %s conversion specifier will stop scanning at the first whitespace character; for example, if your input stream looks like. "This is a test". then scanf("%55s", str_buf) will read and assign "This" to str_buf. Note that the field with specifier doesn't make a difference in this case.
What does %s mean in a Python format string? - Stack Overflow
网页14. %s indicates a conversion type of string when using Python's string formatting capabilities. More specifically, %s converts a specified value to a string using the str() function. Compare this with the %r conversion type …
c - What does the %*s format specifier mean? - Stack Overflow
网页2017年9月2日 — 5. The format specifier %4s outputs a String in a field width of 4—that is, printf displays the value with at least 4 character positions. If the value to be output is less than 4 character positions wide, the value is right justified in the field by default. If the value is greater than 4 character positions wide, the field width expands to ...
What does regular expression \\s*,\\s* do? - Stack Overflow
网页That regex "\\s*,\\s*" means: \s* any number of whitespace characters. a comma. \s* any number of whitespace characters. which will split on commas and consume any spaces either side. edited Dec 6, 2012 at 19:17. answered Dec 6, 2012 at 19:10. Bohemian ♦.
Regex expressions in Java, \\s vs. \\s+ - Stack Overflow
网页2019年11月16日 — However, it is important to note that the two regular expressions are not the same: \\s - matches single whitespace character. \\s+ - matches sequence of one or more whitespace characters. In this case, it makes no difference, since you are replacing everything with an empty string (although it would be better to use \\s+ from an efficiency ...
What does %s and %d mean in printf in the C language?
网页2012年1月27日 — %s is for string %d is for decimal (or int) %c is for character. It appears to be chewing through an array of characters, and printing out whatever string exists starting at each subsequent position.
assembly - What are .S files? - Stack Overflow
网页2012年4月23日 — 120. .S files are source code files written in assembly. Assembly is an extremely low-level form of programming. The files contain assembly instructions to the processor in sequential order and are typically compiled based on a selected architecture.
windows - What is `cmd /s` for? - Stack Overflow
网页2012年3月26日 — 40. The Windows command prompt (cmd.exe) has an optional /s parameter, which modifies the behavior of /c (run a particular command and then exit) or /k (run a particular command and then show a shell prompt). This /s parameter evidently has something to do with some arcane quote handling. The docs are confusing, but as far as I can tell, when ...
RegEx for matching "A-Z, a-z, 0-9, _" and "." - Stack Overflow
网页2009年11月12日 — 93. ^[A-Za-z0-9_.]+$. From beginning until the end of the string, match one or more of these characters. Edit: Note that ^ and $ match the beginning and the end of a line. When multiline is enabled, this can mean that one line matches, but not the complete string. Use \A for the beginning of the string, and \z for the end.
How to correctly printf strings and characters with %s and %c
网页5. The name of an array is the address of its first element, so name is a pointer to memory containing the string "siva". Also you don't need a pointer to display a character; you are just electing to use it directly from the array in this case. You could do this instead: char c = *name; printf("%c\n", c);