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https://bbs.tsingfun.com/thread-1443-1-1.html 

Activity启动器(ActivityStarter)如何查看并启动其他App - App应用开发 -...

... 系统照相机:如果在使用Activity启动器启动其它应用时候,如果出现启动不了或者找不到相应 Activity 情况,请检查包名、类名这些信息是否正确。
https://www.tsingfun.com/it/cpp/2177.html 

MFC中通过Tooltip类实现悬浮鼠标显示提示信息 - C/C++ - 清泛网 - 专注C/C++及内核技术

...第二个参数就设置为提示文字,至于风格可以在Create时候设置。 方法三: 自己封装SDK中这个控件,难度是大点,但是可控性和适用性都可以大大提高。 e.g. // 常量定义 // tooltip #define TTS_BALLOON 0x40 #define TTS_CLOSE 0x...
https://www.tsingfun.com/ilife/tech/256.html 

在线服务黑天鹅 - 资讯 - 清泛网 - 专注C/C++及内核技术

...一个极偶然扫描脚本全部干掉了,尽管运维工程师马上进行了处理,但是最后也较难满足1年低于5分钟中断期望。虽然这个是个偶然案例,但是它却是典型黑天鹅事件。 对于系统服务可用性问题,在专业领域其实有3...
https://www.tsingfun.com/it/cpp/2071.html 

C++模板特化 - C/C++ - 清泛网 - 专注C/C++及内核技术

...得具体化一些,从字面上来解释,就是为已有模板参数进行一些使其特殊化指定,使得以前不受任何约束模板参数,或受到特定修饰(例如const或者摇身一变成为了指针之类东东,甚至是经过别模板类包装之后模...
https://www.tsingfun.com/it/bi... 

如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...能对分类性能都没太大影响(此时就根据速度和易用性来进行抉择)。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...
https://www.tsingfun.com/it/bi... 

如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...能对分类性能都没太大影响(此时就根据速度和易用性来进行抉择)。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...
https://www.tsingfun.com/it/bi... 

如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...能对分类性能都没太大影响(此时就根据速度和易用性来进行抉择)。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...
https://www.tsingfun.com/it/bi... 

如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...能对分类性能都没太大影响(此时就根据速度和易用性来进行抉择)。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...
https://www.tsingfun.com/it/bi... 

如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...能对分类性能都没太大影响(此时就根据速度和易用性来进行抉择)。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...
https://www.tsingfun.com/it/bi... 

如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...能对分类性能都没太大影响(此时就根据速度和易用性来进行抉择)。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...