halftone screen printing

A software operation is again skilled, but no practical application experience, can not fully play in the work process of the advantages of the software, is no use. Only by applying the knowledge, can we improve our skill level and improve our working efficiency. Below we take a multimedia speaker product screen printing process as an example, to explain the AutoCAD and CorelDRAW in the factory application,

The requirement for prohibit screen capture, copying, and printing is required for the project. Copying and printing may easily lead all kinds of online scripts. But how can I disable screen capture? Printscreen is a special key without keycode, so onkeydown becomes useless. However, it would be better to change the wa

phenomenon: cannot print, the machine screen displays "double-sided Printing paper Jam". Reason: There is paper stuck in the duplex unit area. The solution is as follows: 1. Pull the double-sided print unit from the back of the machine. 2. Remove the paper jam from the duplex printing unit. If the paper does not come out with the duplex unit, remove

Js prohibit copying js prohibit right-click copying file js prohibit right-click prohibit js prohibit right-click code project prohibit screen capture, copy, print requirements, copying and printing may make it easy to write all kinds of online scripts. But how can I disable screen capture? PrintScreen is a special key without keyCode, so onkeydown becomes useles

Article Tony Qu OriginalOne way to do this is to prepare a CSS file for screen display and printing, respectively, as follows:CSS for on-screen display:CSS for printing:Note that these two CSS are placed in a Web page.Another way is import:The last way to do this is to write the screen display style and the print style

The requirement for prohibit screen capture, copying, and printing is required for the project. Copying and printing may easily lead all kinds of online scripts. But how can I disable screen capture? PrintScreen is a special key without keyCode, so onkeydown becomes useless. However, it would be better to change the wa

In general web pages, we require that the printed results be the same as the displayed results, but in some reports or business systems, we may only need to print part of the page content. For example, if I only need to print data, however, buttons and backgrounds do not need to be printed, which is determined by business needs. We can imagine what would happen if a button appears in a printed invoice, it is estimated that it will pass out ~~ Now, let's talk about how to implement it. One way

Screen printing function According to Custombrowser and customed, there are processes SetreportactionProcedure Tfrmcustombrowser.setreportaction;BeginProcessor.ReportOptions.CanPrint: = aprint.enabled;Processor.ReportOptions.CanDesign: = Sametext (AppManager.AppUser.UserNO, ' Sys ') or AppManager.AppUser.CanDesignReport;EndIf you can print, you actually see the properties of aprint.enabled. The "Browse for