大约有 40,000 项符合查询结果（耗时：0.0522秒） [XML]
可重入函数、不可重入函数及线程安全 - C/C++ - 清泛网 - 专注C/C++及内核技术
...。
关于信号处理程序中调用不可重入函数的例子：
#include <stdlib.h>
#include <stdio.h>
#include <pwd.h>
static void func(int signo)
{
struct passwd *rootptr;
if( ( rootptr = getpwnam( "root" ) ) == NULL )
{
err_sys( "getpwnam error" );
}
...
NSRange to Range
...ich can be used to convert NSRange to Range<String.Index> correctly
(including all cases of Emojis, Regional Indicators or other extended
grapheme clusters) without intermediate conversion to an NSString:
extension String {
func rangeFromNSRange(nsRange : NSRange) -> Range<String.In...
How do I hide javascript code in a webpage?
...o.
But, if you put your javascript in an external javascript file that is included with:
<script type="text/javascript" src="http://mydomain.com/xxxx.js"></script>
tags, then the javascript code won't be immediately visible with the View Source command - only the script tag itself wi...
What does the “map” method do in Ruby?
...
0..param_count means "up to and including param_count".
0...param_count means "up to, but not including param_count".
Range#map does not return an Enumerable, it actually maps it to an array. It's the same as Range#to_a.
...
What is the difference between Ruby 1.8 and Ruby 1.9
...:0> {}.methods.sort.last
=> "zip"
Action: Replace instance_methods.include? with method_defined?
Source File Encoding
Basic
# coding: utf-8
Emacs
# -*- encoding: utf-8 -*-
Shebang
#!/usr/local/rubybook/bin/ruby
# encoding: utf-8
Real Threading
Race Conditions
Implicit Orderi...
How to get the groups of a user in Active Directory? (c#, asp.net)
... find nested groups. To really get all groups a given user is a member of (including nested groups), try this:
using System.Security.Principal
private List<string> GetGroups(string userName)
{
List<string> result = new List<string>();
WindowsIdentity wi = new WindowsIdent...
When do I use a dot, arrow, or double colon to refer to members of a class in C++?
...
#include <iostream>
#include <string>
using namespace std;
class Human {
private:
int age;
public:
string name;
Human(int humanAge, string humanName)
: age(humanAge), name(std::move(humanN...
CRON job to run on the last day of the month
...row's day of the month (you don't need the full power of date), such as:
#include <stdio.h>
#include <time.h>
int main (void) {
// Get today, somewhere around midday (no DST issues).
time_t noonish = time (0);
struct tm *localtm = localtime (&noonish);
localtm->...
Calling Python in Java?
...u compile boost you will need to compile a shared library. And you need to include and link to the stuff you need from jdk, ie jawt.lib, jvm.lib, (you will also need the client jvm.dll in your path when launching the application) As well as the python27.lib or whatever and the boost_python-vc100-mt-...
What is the best way to dump entire objects to a log in C#?
...
He didn't say fields - he said entire objects, which includes fields. He also mentioned Visual Studio's Immediate Window feature as an example what of he wanted to achieve ("Just doing a simple ? objectname will give me a nicely formatted 'dump' of the object"). ? objectname pr...