逻辑上:Single column 单列索引Concatenated 多列索引Unique 唯一索引NonUnique 非唯一索引Function-based函数索引Domain 域索引物理上:Partitioned 分区索引NonPartitioned 非分区索引B-tree:Normal 正常型...
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数据库 时间:
2015-02-11 12:27:22
阅读次数:
171
Most assets in Unity are combined into the project when it is built. However, it is sometimes useful to place files into the normal filesystem on the ...
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其他好文 时间:
2015-02-10 11:10:42
阅读次数:
254
介绍直角分页页码制作制作流程静态结构页面制作 < 1 2 3 4 5 6 7 ... 199 200 >效果:添加css样式.page-normal{ text-align: center; color: #ff6500; font-s...
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其他好文 时间:
2015-02-10 00:31:00
阅读次数:
195
Normal 0 7.8 磅 0 2 false false false EN-US ZH-CN X-NONE ...
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数据库 时间:
2015-02-05 17:50:53
阅读次数:
855
funcstopPlayMusic(){
if(self.isStop==true){
self.player.pause()
btn.setTitle("播放",forState:UIControlState.Normal)
//varpaused=player.currentTime
self.songImageView.layer.speed=0.0
}else{
self.player.play()
btn.setTitle("暂停",forState:UIControlState.Norm..
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其他好文 时间:
2015-02-05 11:38:47
阅读次数:
242
func stopPlayMusic() {
if (self.isStop == true) {
self.player.pause()
btn .setTitle("播放", forState:UIControlState.Normal)
//var paused = player.currentTime
self.son...
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其他好文 时间:
2015-02-05 11:28:28
阅读次数:
182
func stopPlayMusic() { if (self.isStop == true) { self.player.pause() btn .setTitle("播放", forState:UIControlState.Normal) //va...
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其他好文 时间:
2015-02-05 10:59:58
阅读次数:
150
1.show([speed,[easing],[fn]])\\显示隐藏的匹配元素//speed:三种预定速度之一的字符串("slow","normal", or "fast")或表示动画时长的毫秒数值(如:1000)//easing:(Optional) 用来指定切换效果,默认是"swing",可用...
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Web程序 时间:
2015-02-04 16:25:26
阅读次数:
224
In 12th Zhejiang College Students Games 2007, there was a new stadium built in Zhejiang Normal University. It was a modern stadium which could hold thousands of people. The audience Seats made a circl...
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其他好文 时间:
2015-02-03 17:12:56
阅读次数:
162
朴素贝叶斯(Normal Bayes)适用于离散型特征的分类问题。相比于KNN的纯暴力,决策树的降维以求减少比较次数的优化,NB的优势在于,训练完成之后,分类测试的效率非常高。设样本数为n,分类数据为mKNN没有训练过程,需要分类的时候,即时确定分类。总复杂度O(mn^2)决策树虽然有训练过程,但是...
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其他好文 时间:
2015-02-02 01:54:16
阅读次数:
229