as an aside, cropper screenshots support obtaining data in base64 and blob formats. What s the difference between these two? if I get file from the background in the following ways, which format is suitable HttpServletRequest request List<Multipart...
as the title solved from the background, mostly ** * * @Configuration public class WebConfiguration extends WebMvcConfigurationSupport{ @Override public void addCorsMappings(CorsRegistry registry) { registry.addMapping(" **...
problem description remote server system: CentOS 7.264-bit npm i puppeteer installation failed to run, solve. ...
I saw a tutorial about data binding in Mini Program s development. He wrote: this.setData is not needed to implement data binding in areas that are not asynchronous in the onload method. You can use this.data, but I tried it. This.data doesn t seem to...
webapp project of maven, after running, it was found that there was a problem with forwarding in Servlet. index.jsp: <% response.sendRedirect(request.getContextPath() + " bookServlet?method=getBooks"); %> servlet: public class Bo...
https: www.spectacles.com sh. I try to parse is that you can simply cut . I really don t know how to steal and I can t find a similar one. does anyone know the example? ...
vue uses elementui, to write a lot of headers every time he writes table. How to specify a default value for each item in the header of a table component through props,. If I want to specify a width for each item, it can be sorted. The current default,...
I made the first one by myself. I want to change the title to the second style, online, etc., please ask for help Y js let option = { color: ["-sharp003366", "-sharp006699", "-sharp4cabce", &...