Given a very large n-ary tree. Where the root node has some information which it wants to pass to all of its children down to the leaves with the cons...
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其他好文 时间:
2014-11-09 06:13:47
阅读次数:
177
安全性(安全第一):
Are Pogo Sticks Safe?
For some reason, many people seem to regard pogo sticks as relatively dangerous toys, and many parents are fearful of their children getting hurt on a pogo sti...
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其他好文 时间:
2014-11-06 20:10:43
阅读次数:
1207
我们准备来实现互斥的锁,按照官网的思路,给定一个锁的路径,如/Lock,所有要申请这个锁的进程都在/Lock目录下创建一个/Lock/lock-的临时序列节点,并监控/Lock的子节点变化事件。当子节点发送变化时用get_children()获取子节点的列表,如果发现进程发现自己拥有最小的一个序号,则获得锁。处理业务完毕后需要释放锁,此时只需要删除该临时节点即可。简单来说就是永远是拥有最小序号的进程获得锁。...
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其他好文 时间:
2014-11-05 23:12:24
阅读次数:
247
void Node::sendToBack(Node* child)
{
if (this->_children.size() >= 2) {
auto start = *this->_children.begin();
auto bottomOrderOfArrival = start->getOrderOfArrival();
auto...
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其他好文 时间:
2014-11-05 17:19:25
阅读次数:
191
DescriptionNchildren are playing Rochambeau (scissors-rock-cloth) game with you. One of them is the judge. The rest children are divided into three gr...
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其他好文 时间:
2014-11-05 16:21:24
阅读次数:
141
第一种方法:std::list children;for(auto&& child : children) { delete child;}children.clear(); 第二种方法:std::list children;for(auto itr = children.begin(); itr....
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其他好文 时间:
2014-10-30 01:42:05
阅读次数:
207
朋友说504 Gateway Time-out的错误提示与nginx本身是没有任何关系的我们可以通过fastcgi配置参数的调整进行解决。修改 php-fpm 配置文件:1.把 max_children 根据系统修改下,保证有充足的php-cgi进程可以被使用;修改php-fpm配置文件增加php-...
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其他好文 时间:
2014-10-29 00:06:34
阅读次数:
260
class MyNodeVisitor:public osg::NodeVisitor{pulic: MyNodeVisitor():osg::NodeVisitor(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN) {} void apply(osg::Geo...
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其他好文 时间:
2014-10-28 15:12:36
阅读次数:
442
Main.m
#import "Children.h"
#import "Nurse.h"
int main(int argc, const char * argv[])
{
Children *children = [[Children alloc] init];
Nurse *nurse = [[Nurse alloc] initWithChildre...
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其他好文 时间:
2014-10-27 23:09:56
阅读次数:
200
Main.m
#import "Children.h"
#import "Nurse.h"
int main(int argc, const char * argv[])
{
@autoreleasepool {
Children *children = [[Children alloc] init];
...
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其他好文 时间:
2014-10-27 23:07:59
阅读次数:
201