rare bugs

smote-supersampling Rare events in R: Super-sampling rare events with RIn this example, the following three packages will be used{DMWR}-Functions and data for the book ' Data Mining with R ' and SMOTE algorithm:smote algorithm{Caret}-modeling wrapper, functions, commands: Model encapsulation, functions, commands{PROC}-area under the Curve (AUC) functions: Under-curve (ACU) functionThe smote algorithm is des

TreeSet. In general, it is quicker to add elements to the HashSet and then convert the collection to TreeSet for an orderly traversal.Comparable and comparatorComparable interface to provide a natural sort order.For classes that do not have a natural order, or when you want a different order from the natural order, you can implementComparator interface to define your own sorting functions. You can pass comparator to Collections.sort or arrays.sort.Comparator interfaceWhen a class does not imple

200-rare Order Time limit:3.000 seconds Http://uva.onlinejudge.org/index.php?option=com_onlinejudgeItemid=8category=24page=show_problem problem=136 For a list of words, these words are arranged in an unknown dictionary order, which requires the order of the letters to be printed. Idea: It's obvious that the topology sort. Note that the last to output more than one line, otherwise it will wa! Complete code: /*0.016s*/#include See more highligh

An analyst at Wall Street predicted that Apple's iphone performance would be disappointing this year, and that it downgraded Apple's stock rating, a rare downgrade to Apple's share rating.The analyst, Longbow Research, has downgraded Apple's stock rating from "buy" to "neutral", citing Apple's iphone shipments in the 2018 fiscal year less than previously expected.Shawn Harrison, an analyst at Longbow study, said in a report to investors in Wednesday t

all the activity log can not be truncated, with the user confirmed that kill off, again DBCC OPENTRAN (' * * * ')Found that the results have been changing, it can be understood that the activity log has been moving forward (less and fewer), after the backup of the activity log back to about 7G, re-success.Finally in the case of no impact on the user's successful resolution, we almost want to let him stop the business do restart (not necessarily can restart success), but also once again prove th

There are 10 high-risk FireFox3.0 bugs, and two special Linux-general Linux technology-Linux technology and application information that affect the Linux system. The following is a detailed description. Mozilla has released 10 FireFox 3.0 bugs, 3 of which are high-risk. We do not know when to fix these problems. Mozilla officially said this does not affect the official version released in June. Of the 10

It refers to the place where bugs may occur when writing code to a new project. It accumulates and avoids bugs. (1) when using the control, it is easy to forget findview after declaring the variable. In this way, when the program runs, a null pointer will be reported. Sometimes the business logic in the project may be complicated. If the test is not a crazy test, some logics will not be accessible, some s

Common Bugs and bugs Error Log Diagram It took me half an hour to get this mentally retarded error. The project was good, and a lot of things were added due to the revision, so it was out of limit. At first, I always reported the following figure's error, I always thought it was the fault of retrofit, but it was a good framework and never changed. How could it be wrong? Then I always guessed it or t

The plugin that used Android studio directly binds the listener to the button and implements the OnClick method (my OnClick method, regardless of which one is to implement the Setcontentview method setting layout), After the OnClick method executes (that is, a new layout is set), clicking on the button in the new layout will bring up a toast, which I have first obtained through Findviewbyid in the OnCreate method, and then bind the listener for this button, but This is the way to bind the listen

reproduced! Now I joined a company that made my own products, and all the people I faced were changed. I used to think that I was facing development and now I understand that I am working in a company that made products, we must not only face development, but also products, designs, and real-use customers! In the past, I always heard that testing and development are the opposite thing, and it is difficult to communicate. I also read a lot of questions about communication between development and

[Test Summary] for perfection, looking for bugs, testing summary looking for bugs Testing is an essential stage in software development. A software that can be delivered to users must pass the test. Many people think that testing is simple, but often ignores the necessity of its existence. testing and development are just like the meaning of the test for a semester. software that has not been tested is call

Bootstrap practices-minor issues, major bugs, and bootstrap bugs I wrote an example by referring to the Code in the book to implement single-line navigation of a large page. The shrink button is displayed on a small page, but it cannot be used. I don't know what went wrong. There are not many codes. Come on again. When I wrote about the navigation, I suddenly found that a If you are so careless, do you

Common Bugs in Internet Explorer 6 and their fixing methods, and bugs in Internet Explorer 6 IE6 does not support min-height. The solution is to use css hack: . Target {min-height: 100px; height: auto! Important; height: 100px; // The content height in IE6 exceeds the automatically extended height} olInternalliThe serial number is 1, not increasing. Solution: Set the style for lidisplay: list-item; Un

Record the experiences of debugging serial port device bugs and debugging serial port bugs It took almost one day to get a Bug. The Bug is as follows: This Bug is especially unique. It is reported every time the end user uses the software without any prompt on the development computer. I carefully thought about the newly added features in the source code and did not find any obvious problems. Therefore, t

the mistakes that occurred before.Bug 1:bug Description:　　　　Drawlayout slide out of the lagBug Action diagram:　　　　After:　When doing the project, the use of the official Android side-slip interface drawlayout, but, but found very lag, carefully studied some, found the problem, the original is I set the head of the picture is too big, 1920x1080 pictures, load consumption of too much time , so it looks like a motion picture.Solution Ideas:　　Since it is a large picture, it is natural to change the

no reason, maybe it is what God did, maybe as the book says, it is a lock applied by civilization outside of us, but it is attached to the time unit.The worm lock is a common Black Ant. If it is a large community, the activity range can reach several kilometers. however, the activity scope of individual ant financial is limited to the nearest food and ant financial point. If you catch an ant financial and put it hundreds of meters away, it may never go home, because it is lightyears. We often s

Codedom assistant powerful codedom tool. Some bugs have been fixed and sent to codeplex. You can check if you need it. I. First compilation and adjustment Code 2. I will use this tool to fix the problem of generating codedom code for generics. If you need to modify the code, it will be modified and improved in time. If you are interested, you can participate. Http://codedomassistant.codeplex.com/Generating codedom code by parsing C # Or VB use C # Or

It is a small and simple problem, but when it is closely related to daily work, it becomes a major problem that must be faced by testers throughout their work, there are always different insights at different stages of work, from the beginner testing cainiao to a certain level of technical or management personnel, we need to carefully analyze and track the process from bug generation to final solution. Today, I have a hard time talking about my personal opinions. The premise is that you already

I believe you have been relatively familiar with common CSS bugs, such as: IE6 Three pixelgap, Ie5/6 doubled Float-margin bugs, and more. But often we also encounter a complex CSS bug problem, the so-called "complex" essence refers to the conditions of the trigger is very complex, and "bug" is not necessarily a browser bug. For such problems, we should first solve the problem is how to locate, only a quick

Solution | Browser IE 6 This browser, which runs only on the Windows platform, is a poison to many CSS designers/developers. Since its release in 2001, its Trident engine and CSS parser have not been upgraded. The biggest difference compared to the IE 5.x (first published in 1999) on the Windows platform is the introduction of the DOCTYPE switch and the correction of a large number of CSS1 bugs in standard mode (standards). Because its engine has not