all bugs

find commit, To locate the bad commit that introduced the bug. And if there is only one commit, or no version control (what?) ), you can only pull a new branch and locate the bug code by stepping through the comment/delete code.Well, it's not the worst, and the worst of all is that the situation above is not applicable. This is really no other way, can only be pushed back, in fact, this is still a rollback to locate the bad code type, this shows that

, then when the calculation of retained, C in the end is to calculate the retained of a or on the B retained? If an object is retained by its association, or the object being towed is interpreted at all, because the observed result is that C does not count to a retained and not to the retained of B. The correct understanding is that the retained of an object is the amount of memory space (object collection) that the object can free when it is in the G

Qt version 5.4.1 (VS2010)Recently in a small program, in fact, is very simple, is to open an animated gif , you can statically display any one of the frame image. There is a qimagereader class in Qt, which is theoretically easy to implement with this class. Qimagereader ImageReader;Imagereader.setfilename ("A gif");This two-step operation can open a GIF image. BOOL ret = Imagereader.jumptoimage (i);This step can theoretically jump to the frame of the image I want and then read it out.Qimage

(blog));We can only use such a complex way, it is equal to the internal code to take the outside to deal with, of course, you can clone his source to change or write the extension method.Depending on the key of the relationship, we can probably analyzeRef: Primary table/From table: Primary table primary key valueBut such a way has certain limitations, that is, to the same master-slave type, they can only express a relationship.such as people and blogs, if I need to express people write blog, pe

How to Use the bootstrap time control daterangepicker and fix various bugs, Double calendar time period selection plug-in-daterangepicker is a later time control of the bootstrap framework. You can set multiple time period options or customize the time period. You can select the start time and end time by yourself, the maximum time span can be set in the program. I. References Daterangepicker depends on monent. js and jquery. Therefore, monent. js, jq

Here I only talk about MVC Toolkit.First, because MVC Toolkit does not have many bugs, and second, because I have made a lot of comments on MVC and WebForm, some may misunderstand my views on MVC and WebForm. (In fact, I think they have their own advantages, I didn't mean anything bad, But TNT2 would do what I found out, even if it was made. By the way, I would like to thank my friends who have come together with me !).Let's get down to the truth. Tim

1. The first bug that our team believes should be improved: you should increase the return key that can exit the systemThe main code is as follows: PublicBoolean OnKeyDown (intKeyCode, KeyEventEvent) { //Press the Back button on the keyboard if(KeyCode = =keyevent.keycode_back) { NewAlertdialog.builder ( This). Setmessage ("are you sure you want to quit the game? "). Setnegativebutton ("Cancel", NewDialoginterface.onclicklistener () { Pub

For example,. Fb-box is a large div that contains all the elements on the page, including the pop-up window that you see. dialog-img, and set the Height:100%;-webkit-overflow-scrolling:touch;However, in this setting, there will be a bug on iOS, the page scrolling a certain distance , click on the Display pop-up window, and then close, you will find that part of the pop-up window also "stay on the page." Need to locate,-webkit-overflow-scrolling:touch;

When using Angularjs, there is a more obvious bug ng-disabled invalid caseHere is a case of a bugDivclass= "checkbox Mlh-specval-item"Toggle-class= "Selected"Ng-class= "{' selected ': specv.selected = = 1}"ng-disabled= "{{specv.selected = = 1}}"Ng-click= "Togglespec (SPECINFO.K, SPECV.V)"> I>I> span>{{SPECV.V}}span> Div>In this case the ng-disabled is invalid and the workaroundtype= "

1. The company's Factor factor configuration page, you can check multiple checkboxes to delete, delete and save the Operation track table. But I don't know who wrote that before.This digging deceptive, for the selected multiple check boxes loop call back to the background method, but these requests are in the background, the execution of the order is not guaranteed, easy to cause the trace table storage error.Solution : It should be the concatenation of all