how do you solve the problem that MyBatis cannot load TypeHandler according to the fully qualified name of the class in the configuration file in OSGI environment? for example: <delete id="deleteById" statementType="PREPARED"&...
there is a AAA class with a static member variable custCount , which is an atomic class. is then used in another class. in theory, when this member variable is called, the AAA class is loaded and then initialized. does this when local debug in I...
Why does JAVA have multiple loaders I know that the function of the loader is to get the binary byte stream through the class name. It is mainly divided into four kinds of loaders: startup class-> extension class-> application class-> custom class. I al...
according to the practice of webpack official website: index.html src index.js webpack.config.js package.json : Q: why was it executed twice? Ask the Great God to tell ...
setting the font size in the css layout can not exactly open the height of the container, but the height of the container will be higher than the font, which will cause trouble in measuring psd design draft and layout. At first, I will set the line heig...
as shown in the figure: because label1 and label2 are in the same position, there will be a deviation in the upper label2 color display. Normally, it should be the label3 display effect . UILabel *label1 = [[UILabel alloc] initWithFrame:CGRectMake...
recently I have been practicing making a pop-up box, = [part 1] = put the code first: <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compa...
as shown in the picture, I want to click the button to add a new line in which the Input box that was just released is editable and looks at the document as if there is no solution. Do you have any solutions? ...