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问题 Is there any API that can map an IDDCX_MONITOR to a HMONITOR? Or at least get the RECT of an IDDCX_MONITOR so that I can match it by hands. I know that several IDDCX_MONITORs may have the same RECT therefor point to the same HMONITOR, but it doesn't matter. 来源： https://stackoverflow.com/questions/59773566/map-a-iddcx-monitor-to-a-hmonitor

问题 I am looking for a way to place a button on a specific spot with the help of XML. I want the button in question to be placed in the middle of the screen, only abit down. This I would like to be working even when changing screen densities. I have tried using android:layout_marginLeft="10dp", but it doesnt show up at the same position when i lower the densities from 240 till 120. It says on androids dev page that dp should be used and will scale with the screen, which in this case doesnt seem

问题 My shiny application has different absolute panels , but their appearance is different on different screens. In particular, I noticed that the size of the panel and the text inside it, usually present inside h() tags) are always the same, while some widget (as actionButtons) are automatically resized. Here is a minimal reproducible example with an absolutePanel that is supposed to appear in the middle of the screen: library(shiny) ui <- fluidPage( absolutePanel(id = "initial_panel", fixed =

问题 How do I get rid of the empty space shown below (the space between the horizontal red lines)? I didn't see this on my app until getting a new phone (Samsung S8), which has more vertical screen space than my old HTC One. The beginning of the layout file for that activity is: <ScrollView xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent"> <LinearLayout ... My values

问题 Hi I'm trying to implement a screen scraping scenario on my website and have the following set so far. What I'm ultimately trying to do is replace all links in the $results variable that have "ResultsDetails.aspx?" to "results-scrape-details/" then output again. Can anyone point me in the right direction? <?php $url = "http://mysite:90/Testing/label/stuff/ResultsIndex.aspx"; $raw = file_get_contents($url); $newlines = array("\t","\n","\r","\x20\x20","\0","\x0B"); $content = str_replace(

问题 I've found a way to create virtual desktops with c#. Now I was wondering if we can take a screenshot of a particular desktop and if so how ? Thanks in advance Blizz 回答1: HAve you tried the CopyFromScreen method in the GFX Object Graphics g = new Graphics(); g.CopyFromScreen( ....params.... ) 回答2: I haven't tried it but the first thing I'd try is: create a new thread switch the thread to the new desktop by calling SetThreadDesktop take a screen shot switch thread back might just work. 来源：

问题 I've found a way to create virtual desktops with c#. Now I was wondering if we can take a screenshot of a particular desktop and if so how ? Thanks in advance Blizz 回答1: HAve you tried the CopyFromScreen method in the GFX Object Graphics g = new Graphics(); g.CopyFromScreen( ....params.... ) 回答2: I haven't tried it but the first thing I'd try is: create a new thread switch the thread to the new desktop by calling SetThreadDesktop take a screen shot switch thread back might just work. 来源：

问题 I've found a way to create virtual desktops with c#. Now I was wondering if we can take a screenshot of a particular desktop and if so how ? Thanks in advance Blizz 回答1: HAve you tried the CopyFromScreen method in the GFX Object Graphics g = new Graphics(); g.CopyFromScreen( ....params.... ) 回答2: I haven't tried it but the first thing I'd try is: create a new thread switch the thread to the new desktop by calling SetThreadDesktop take a screen shot switch thread back might just work. 来源：

问题 I'm doing a program where every time a user enters the page, a message of 'Hello' appears for 2 seconds. I have set the message to appear in a position of ‘left: 75%’ and ‘top:0’ The problem is that I fixed that position when I was testing the style on a 25 '' screen but when I went to my laptop that is 14 '' the message has 'hidden' and I can only see part of it. Is there any way that the position of the posted message works for all the inches of the screens? How could I solve this? Can

问题 I'm doing: PhysicalParameters() { IntPtr DeskTopHWND = GetDesktopWindow(); IntPtr HDC = GetDC(DeskTopHWND); int mmX = GetDeviceCaps(HDC, HORZSIZE); int mmY = GetDeviceCaps(HDC, VERTSIZE); int pxX = GetDeviceCaps(HDC, HORZRES); int pxY = GetDeviceCaps(HDC, VERTRES); ReleaseDC(DeskTopHWND, HDC); double CoeffPIX_MM_X = 1.0 * mmX / pxX; double CoeffPIX_MM_Y = 1.0 * mmY / pxY; } The result for both is 0.25 But what I see (MS Word' WysiWyg ) it should be about 0.27 Please, explain the subject. 回答1: