大约有 43,000 项符合查询结果（耗时：0.0176秒） [XML]
Getting file names without extensions
... Directory.GetFiles(@"c:\", "*.txt")
.Select(filename =>
Path.GetFileNameWithoutExtension(filename)));
I dislike the DirectoryInfo, FileInfo for this scenario.
DirectoryInfo and FileInfo collect more data about the folder and the...
Iterate over the lines of a string
...): return iter(foo.splitlines())
def f2(foo=foo):
retval = ''
for char in foo:
retval += char if not char == '\n' else ''
if char == '\n':
yield retval
retval = ''
if retval:
yield retval
def f3(foo=foo):
prevnl = -1
while True:
...
Check if a string has white space
...) {
return /\s/g.test(s);
}
This will also check for other white space characters like Tab.
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Efficient way to remove ALL whitespace from String?
... IsExistingWorkspace() method. Since all workspaces consist of contiguous characters with no whitespace, I'm assuming the easiest way to find out if a particular workspace is in the list is to remove all whitespace (including newlines) and doing this (XML is the string received from the web request...
#pragma pack effect
...example, given 4-byte integers and the following struct:
struct Test
{
char AA;
int BB;
char CC;
};
The compiler could choose to lay the struct out in memory like this:
| 1 | 2 | 3 | 4 |
| AA(1) | pad.................. |
| BB(1) | BB(2) | BB(3) | BB(4) |
| CC(1) | pa...
Convert seconds to Hour:Minute:Second
...ed to that of the TIME data type, which is from -838:59:59 to 838:59:59 :
SELECT SEC_TO_TIME(8525);
# 02:22:05
See: SEC_TO_TIME
Run the Demo
PostgreSQL example:
SELECT TO_CHAR('8525 second'::interval, 'HH24:MI:SS');
# 02:22:05
Run the Demo
...
Extracting text from HTML file using Python
...
How if we want to select some line, just said, line #3?
– hepidad
Aug 26 '14 at 19:19
3
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My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...t of all, there is C. In C, A a() is function declaration. For example, putchar has the following declaration. Normally, such declarations are stored in header files, however nothing stops you from writing them manually, if you know how the declaration of function looks like. The argument names are ...
C++ convert from 1 char to string? [closed]
I need to cast only 1 char to string . The opposite way is pretty simple like str[0] .
2 Answers
...
Converting string to byte array in C#
...[] GetBytes(string str)
{
byte[] bytes = new byte[str.Length * sizeof(char)];
System.Buffer.BlockCopy(str.ToCharArray(), 0, bytes, 0, bytes.Length);
return bytes;
}
static string GetString(byte[] bytes)
{
char[] chars = new char[bytes.Length / sizeof(char)];
System.Buffer.B...