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问题 I've been studying tkinter in python3 and find it very hard to find good documentation and answers online. To help others struggling with the same problems I decided to post a solution for a simple problem that there seems to be no documentation for online. Problem: Create a wizard-like program, that presents the user with a series of windows and the user can move between the windows clicking next and back - buttons. The solution is: Create one root window. Create as many frames as you have

问题 I have a controller action which reads a .pdf file from azure blobstorage and returns stream object to the $.ajax() method. Controller returns var stream = blobStorage.OpenRead(filepath); await FileAsync(stream, "application/pdf"); Ajax call and response $.ajax({ type: "POST", url: "/PDFfile", data: { 'id': Id }, dataType: "application/pdf", traditional: true, complete: function(data) { var w = window.open("data:application/pdf, " + escape(data.responseText)); w.document.write(data

问题 Is it possible to get java in zip format? I don't want to install it by getting .exe file. is there any zip version of java 1.8 so that i can download it and extract it and start using it in my Windows machine(64 bit processor) 回答1: You can extract the JDK folder from the Installation EXE. Check this link for the steps. The post was for JDK 1.7 it will work for JDK 1.8 also Do the following. Steps Download JDK from Oracle Download and Install 7-zip from here Open installition exe using 7-Zip

问题 When we have a window with plots, is there a way to tell R to display a new plot in a new window? 回答1: Create a new one: plot(1:10) x11() # This has aliases on different OSes plot(10:1) 回答2: plot(1:1) dev.new() plot(2,2) dev.set(dev.prev()) # go back to first title(main="test dev 1") dev.set(dev.next()) # go to second title(main="test dev 2") 回答3: You might actually want to partition the window instead so you can have mutuple plots in the same window if you are comparing them: The following

问题 How can I programmatically close a window in cocoa mac ? I have opened a second window/xib from the first window/xib using button click. I need to close the first window/xib programmatically on opening or clicking the button. How can I do that? 回答1: Apple has some useful sample code on Nib Loading. It doesn't directly address this question however; the following code does. @interface CloseWindowAppDelegate : NSObject <NSApplicationDelegate> { NSWindow *window; IBOutlet NSWindow * secondWindow

问题 i know that you with $(window).width() can get the size of the web browser. i want to detect when the user change the size of his web browser so i could readjust the columns width. is there a way to automatically detect this or do i have to use setTimeinterval to loop and see if it has changed? 回答1: Try the resize event $(window).resize(function() { console.log('window was resized'); }); 回答2: The JavaScript event is named window.onresize . The JQuery binding is named .resize() 回答3: Writing

问题 I know how to set the initial window size in gVim, but how do I get it to automatically restore the window dimensions from last session? Is this even possible? 回答1: Edit: Corrected my answer. The mentioned winsize sessionoption only refers to the vim internal window layout, not the external dimensions. If you use :mksession and load the session on vim startup with gvim -S Session.vim you can include the window position and size into the session by including winpos and resize in the

问题 I don't think this is not another "resize iframe according to content height" question. I actually want to resize the iframe dynamically according to a resize of the parent window. For JS Fiddle fans I have an example here For those who want to look at the code on SO: <div id="content"> <iframe src="http://www.apple.com" name="frame2" id="frame2" frameborder="0" marginwidth="0" marginheight="0" scrolling="auto" allowtransparency="false"> </iframe> </div> <div id="block"></div> <div id="header

问题 I have a directory as such: D:\Movies D:\Movies\MovieTitle1\backdrops\ D:\Movies\MovieTitle2\backdrops\ D:\Movies\MovieTitle3\backdrops\ D:\Movies\MovieTitle4\backdrops\ How could I have a batch file delete all folders named "Backdrops"? I would prefer it to run recursive from just the D:\ drive if possible. 回答1: Short answer: FOR /d /r . %d IN (backdrops) DO @IF EXIST "%d" rd /s /q "%d" I got my answer from one of the countless answers to the same question on Stack Overflow: Command line

问题 This question already has an answer here : Closed 7 years ago . Possible Duplicate: JS Window Global Object Can some one please help me understand how the window object works? I know that it is the top level object there is and that the window object represents an open window in a browser. Can some one please help me understand more about it; maybe a link or small explanation about the window object? I know that it has all object properties and methods. I have bean told it can recreate by