大约有 43,000 项符合查询结果（耗时：0.0371秒） [XML]
Why does String.split need pipe delimiter to be escaped?
...ring "\\|" means the regular expression '\|' which means match exactly the character '|'.
share
|
improve this answer
|
follow
|
...
What is the Difference Between read() and recv() , and Between send() and write()?
...). However, it didn't work when I tried to send binary data that included character 10. write() somewhere inserted character 13 before this. Changing it to send() with a flags parameter of 0 fixed that problem. read() could have the reverse problem if 13-10 are consecutive in the binary data, bu...
Copy a file in a sane, safe and efficient way
...ing with the file system:
#include <copyfile.h>
int
copyfile(const char *from, const char *to, copyfile_state_t state, copyfile_flags_t flags);
share
|
improve this answer
|
...
Why does PEP-8 specify a maximum line length of 79 characters? [closed]
...his millennium should Python PEP-8 specify a maximum line length of 79 characters?
9 Answers
...
Using Regex to generate Strings rather than match them
...
I am not sure Xeger is that good. It cannot handle character classes. It fails to recognize a simple [\w]. A look at the last line of their wiki tells us that.
– John Red
Feb 13 '17 at 12:38
...
Array versus List: When to use which?
...rable is not suitable.
For example,
var str = "This is a string";
var strChars = str.ToCharArray(); // returns array
It is clear that modification of "strChars" will not mutate the original "str" object, irrespective implementation-level knowledge of "str"'s underlying type.
But suppose that
...
C++ new int[0] — will it allocate memory?
...t be reasonable to say that a computer executing a while(!exitRequested) { char *p = new char[0]; delete [] p; } loop without recycling pointers would collapse into dust before it could possibly run out of address space, but on a platform with 32-bit pointers that would be a far less reasonable assu...
C#: Printing all properties of an object [duplicate]
... string)
return string.Format("\"{0}\"", o);
if (o is char && (char)o == '\0')
return string.Empty;
if (o is ValueType)
return (o.ToString());
if (o is IEnumerable)
return ("...");
return ("{ }");
}
}
...
Why can Java Collections not directly store Primitives types?
...s. How would you write a collection that can store either int, or float or char? Most likely you will end up with multiple collections, so you will need an intlist and a charlist etc.
Taking advantage of the object oriented nature of Java when you write a collection class it can store any object so...
How to define an enumerated type (enum) in C?
...um { RANDOM, IMMEDIATE, SEARCH } strategy = IMMEDIATE;
int main(int argc, char** argv){
printf("strategy: %d\n", strategy);
return 0;
}
If instead of the above, the second line were changed to:
...
enum { RANDOM, IMMEDIATE, SEARCH } strategy;
strategy = IMMEDIATE;
...
From the warnings, ...