大约有 42,000 项符合查询结果（耗时：0.0467秒） [XML]
How to initialize private static members in C++?
... above if the static member variable is of const int type (e.g. int, bool, char). You can then declare and initialize the member variable directly inside the class declaration in the header file:
class foo
{
private:
static int const i = 42;
};
...
What is the difference between UTF-8 and Unicode?
...r wants to use. Also, when a text editor program reads a file, it needs to select a text encoding scheme to decode it correctly. Same goes when you are typing and entering a letter, the text editor needs to know what scheme you use so that it will save it correctly.
– Cheng
...
How to write iOS app purely in C
... full function declaration, like this:
// int UIApplicationMain (int argc, char *argv[], NSString *principalClassName, NSString *delegateClassName);
// So, we rely on the fact that for both the i386 & ARM architectures,
// the registers for parameters passed in remain the same whether or not
/...
What is the max size of localStorage values?
... Doesn't crash Chrome anymore... Interesting point: 5MB equals 2.5 Million chars on Chrome. So apparently, UFT16 is used for localStore.
– Felix Alcala
Sep 3 '11 at 17:10
1
...
Regexp Java for password validation
...per case letter must occur at least once
(?=.*[@#$%^&+=]) # a special character must occur at least once
(?=\S+$) # no whitespace allowed in the entire string
.{8,} # anything, at least eight places though
$ # end-of-string
It's easy to add, modify or remo...
Difference between >>> and >>
...as really refering to (imho), is that a String could also be regarded as a char[]. He's not saying that a char is not a number ; he's just saying that it's an unsigned number. I think that's where he's lost.
– bvdb
Aug 17 '15 at 10:33
...
Implement touch using Python?
...'atime', c_timespec), ('mtime', c_timespec)]
utimens = CFUNCTYPE(c_int, c_char_p, POINTER(c_utimbuf))
futimens = CFUNCTYPE(c_int, c_char_p, POINTER(c_utimbuf))
# from /usr/include/i386-linux-gnu/bits/stat.h
UTIME_NOW = ((1l << 30) - 1l)
UTIME_OMIT = ((1l << 30) - 2l)
now = c_timespe...
What are carriage return, linefeed, and form feed?
What is the meaning of the following control characters:
12 Answers
12
...
SVG get text element width
...a try. I decided to generate constant values for each individual printable character. Normally this would be kind of tedious, but luckily Firefox happens to be super accurate. Here is my two part brute force solution:
<body>
<script>
var div = doc...
How can I pad a value with leading zeros?
...ad+n).slice(-pad.length);
As a function,
function paddy(num, padlen, padchar) {
var pad_char = typeof padchar !== 'undefined' ? padchar : '0';
var pad = new Array(1 + padlen).join(pad_char);
return (pad + num).slice(-pad.length);
}
var fu = paddy(14, 5); // 00014
var bar = paddy(2, 4,...