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MongoDB副本集详解 优于以往的主从模式 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
....members[0].priority=1
cfg.members[1].priority=1
cfg.members[2].priority=10
rs.reconfig(cfg);
需要注意的是，修改节点优先级需要登录Master节点运行。否则报错。
再次查看集群状态,可以看到192.168.1.3已经作为Master运行
5 节点类型
MongoDB的节...
Uninstall / remove a Homebrew package including all its dependencies
I have a Homebrew formula that I wish to uninstall/remove along with all its dependencies, skipping packages whom other packages depend upon (a.k.a. Cascading package removal in Package manager parlance).
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adding noise to a signal in python
I want to add some random noise to some 100 bin signal that I am simulating in Python - to make it more realistic.
7 Answer...
What's Alternative to Singleton
...singleton in the unit testing because we can test different configurations all at once.
13 Answers
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C++ map access discards qualifiers (const)
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edited Jan 10 '15 at 19:46
oɔɯǝɹ
6,58066 gold badges5252 silver badges6464 bronze badges
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Accessing nested JavaScript objects and arays by string path
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edited Oct 10 '16 at 13:40
answered Jun 27 '11 at 10:40
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What's the best/easiest GUI Library for Ruby? [closed]
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Ruby Shoes (by why) is intended to be a really simple GUI framework. I don't know how fully featured it is, though.
Some good code samples can be found in the tutorials.
Also, I think shoes powers hackety hack, a compelling programming learning environment for youn...
Split string on the first white space occurrence
...tr.indexOf(' ')+1); // "tocirah sneab"
Note that if there is no space at all, then the first line will return an empty string and the second line will return the entire string. Be sure that is the behavior that you want in that situation (or that that situation will not arise).
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What is the strict aliasing rule?
...n(void)
{
// Get a 32-bit buffer from the system
uint32_t* buff = malloc(sizeof(Msg));
// Alias that buffer through message
Msg* msg = (Msg*)(buff);
// Send a bunch of messages
for (int i = 0; i < 10; ++i)
{
msg->a = i;
msg->b = i+1;...
wget/curl large file from google drive
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answered Aug 30 '16 at 10:29
turdus-merulaturdus-merula
6,82255 gold badges3232 silver badges4545 bronze badges
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