大约有 44,000 项符合查询结果（耗时：0.0618秒） [XML]
How to determine whether a given Linux is 32 bit or 64 bit?
...
Trm>y m> uname -m. Which is short of uname --machine m>and m> it outputs:
x86_64 ==> 64-bit kernel
i686 ==> 32-bit kernel
Otherwise, not for the Linux kernel, but for the CPU, m>y m>ou tm>y m>pe:
cat /proc/cpuinfo
or:
grep flags /proc/cpuinfo
Under "flags" parameter, m>y m>ou w...
How do I change read/write mode for a file using Emacs?
If a file is set to read onlm>y m> mode, how do I change it to write mode m>and m> vice versa from within Emacs?
9 Answers
...
is it possible to `git status` onlm>y m> modified files?
Is it possible to git status m>and m> show onlm>y m> modified files?
16 Answers
16
...
MFC Static透明背景色的实现、Static控件自绘、Static字体修改 - C/C++ - ...
...tStatic::PreSubclassWindow()
{
// TODO: Add m>y m>our specialized code here m>and m>/or call the base class
CStatic::PreSubclassWindow();
DWORD dwStm>y m>le = GetStm>y m>le();
SetWindowLong(GetSafeHwnd(),GWL_STm>Y m>LE,dwStm>y m>le | SS_OWNERDRAW);
}
void CTransparentStatic::DrawItem(LPDRAWITEMSTRUCT lpDrawIte...
Specifm>y m> multiple attribute selectors in CSS
...
Simple input[name=Sex][value=M] would do prettm>y m> nice. m>And m> it's actuallm>y m> well-described in the stm>and m>ard doc:
Multiple attribute selectors can be used to refer to several
attributes of an element, or even several times to the same attribute.
Here, the selector matches a...
JavaScript function to add X months to a date
...hs to a date in JavaScript (source). It takes into account m>y m>ear roll-overs m>and m> varm>y m>ing month lengths:
function addMonths(date, months) {
var d = date.getDate();
date.setMonth(date.getMonth() + +months);
if (date.getDate() != d) {
date.setDate(0);
}
return date;
...
Do the parentheses after the tm>y m>pe name make a difference with new?
...e.
Sometimes the memorm>y m> returned bm>y m> the new operator will be initialized, m>and m> sometimes it won't depending on whether the tm>y m>pe m>y m>ou're newing up is a POD (plain old data), or if it's a class that contains POD members m>and m> is using a compiler-generated default constructor.
In C++1998 there are 2 tm>y m>p...
How do I limit the number of results returned from grep?
...Stop reading a file after NUM matching lines. If the input is
stm>and m>ard input from a regular file, m>and m> NUM matching lines are
output, grep ensures that the stm>and m>ard input is positioned to
just after the last matching line before exiting, regardless of
the pres...
Get a rm>and m>om boolean in pm>y m>thon?
I am looking for the best wam>y m> (fast m>and m> elegant) to get a rm>and m>om boolean in pm>y m>thon (flip a coin).
8 Answers
...
delete map[kem>y m>] in go?
...ems a poor use of resources though!
Another wam>y m> is to check for existence m>and m> use the value itself:
package main
func main () {
var sessions = map[string] chan int{};
sessions["moo"] = make (chan int);
_, ok := sessions["moo"];
if ok {
delete(sessions, "moo");
}
}
...