To use a network printer ColdFusion is going to need to be running under a domain account that has permissions to network resources. The default user that the ColdFusion Windows Service runs under is localSystem. This user account normally has lots of permissions to the local system but no permissions on the network. The usual … Read more
Starting with Android 4.4 you can print documents from a device to a hardware printer via wifi. Android apps can now print any type of content over Wi-Fi or cloud-hosted services such as Google Cloud Print. In print-enabled apps, users can discover available printers, change paper sizes, choose specific pages to print, and print almost … Read more
As dowski suggested, you could use WMI to get printer properties. The following code displays all properties for a given printer name. Among them you will find: PrinterStatus, Comment, Location, DriverName, PortName, etc. using System.Management; … string printerName = “YourPrinterName”; string query = string.Format(“SELECT * from Win32_Printer WHERE Name LIKE ‘%{0}'”, printerName); using (ManagementObjectSearcher searcher … Read more
This is one of the most interesting questions I’ve seen! I agree with some of the other posts that rendering to a bitmap and then analyzing the bitmap will be the most reliable solution. For simple PDFs, here’s a faster but less complete approach. Parse each PDF page Look for color directives (g, rg, k, … Read more