大约有 43,000 项符合查询结果（耗时：0.0191秒） [XML]
Pointers in C: when to use the ampersand and the asterisk?
...'t use the & operator for arguments corresponding to "%s" in scanf():
char str[STRING_LENGTH];
...
scanf("%s", str);
Because of the implicit conversion, scanf() receives a char * value that points to the beginning of the str array. This holds true for any function called with an array expres...
Split string every nth character?
Is it possible to split a string every nth character?
16 Answers
16
...
In Python, how do I create a string of n characters in one line of code?
I need to generate a string with n characters in Python. Is there a one line answer to achieve this with the existing Python library? For instance, I need a string of 10 letters:
...
Windows batch: echo without new line
... faster is <nul set /p =Hello. set /p can't echo an equal sign as first character nor spaces/tabs.
– jeb
Aug 18 '11 at 18:23
...
What is the difference between const and readonly in C#?
...Const_V_Readonly
{
public const int I_CONST_VALUE = 2;
public readonly char[] I_RO_VALUE = new Char[]{'a', 'b', 'c'};
public UpdateReadonly()
{
I_RO_VALUE[0] = 'V'; //perfectly legal and will update the value
I_RO_VALUE = new char[]{'V'}; //will cause compiler error
}
}
...
Convert array of integers to comma-separated string
...= new int[5] {1,2,3,4,5};
You can use Linq for it
String arrTostr = arr.Select(a => a.ToString()).Aggregate((i, j) => i + "," + j);
share
|
improve this answer
|
fo...
Is Python strongly typed?
...g access to the underlying representation. In C, I can create a pointer to characters, then tell the compiler I want to use it as a pointer to integers:
char sz[] = "abcdefg";
int *i = (int *)sz;
On a little-endian platform with 32-bit integers, this makes i into an array of the numbers 0x6463626...
How can I safely encode a string in Java to use as a filename?
...If collisions must be avoided, then simple replacement or removal of "bad" characters is not the answer either.
Instead you want something like this. (Note: this should be treated as an illustrative example, not something to copy and paste.)
char fileSep = '/'; // ... or do this portably.
char es...
Method Syntax in Objective-C
...ersonData) for setting some information about person:
void setPersonData( char* name, int age, float height ) {
and in Objective-C the method would be more descriptive (setPersonName:andAge:andHeight:), like
- (void) setPersonName: (char *)name andAge:(int)age andHeight:(float)height {
...
C# Stream流使用总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...取流
TextWriter textWriter = new StringWriter();//初始化写入流
char[] c=new char[4096];
int chars = 0;
while ((chars = textReader.Read(c, 0, 4096)) > 0)//把流中数据写入到字符数组中
{
textWriter.Write(c, 0, 4096);//从字符数组中读取流
}
string str= textWrit...