click

问题 I am completely new to Python. Therefore don't get too mad at me, because I am sure that there are basic things that I am missing. Here is my problem: I am trying to extract mouse-click coordinates from an image and use those coordinates as variables. The code allows to import and image, from which I want to extract the coordinates. Some prompts ask the user about size and extent of the diagram, after which I would like to set up a coordinate grid by clicking the origin, and the end point on

问题 I am completely new to Python. Therefore don't get too mad at me, because I am sure that there are basic things that I am missing. Here is my problem: I am trying to extract mouse-click coordinates from an image and use those coordinates as variables. The code allows to import and image, from which I want to extract the coordinates. Some prompts ask the user about size and extent of the diagram, after which I would like to set up a coordinate grid by clicking the origin, and the end point on

问题 I am using Firebase Cloud Messaging to send notifications to clients of my app. The clients can be any of the three supported platforms (ios, android, web). I want the user to be able to click on the notification to launch the app. For this i have to specify a click_action in the notification. For ios and android that seems to be a simple string. For web it would be an url. How am i supposed to send a notification that works for a potentially mixed set of devices? Do i have to separate the

问题 In my WPF application, I add a menu then add several menu items under it. For example, one of my menu item is "Main Item", then I add subItem1, subItem2 and subItem3 under "Main Item". I want to click subItem1 and do something(e.g. MessageBox.show a message). Why I cannot find the event for this subItem1? How can I add the click event for subItem1? I find the property for subItem1 under the collection property for "Main Item", but can only see property, cannot see event list. How can I add

问题 i have a strange behaviour with a and with img tag inside. I have a php page with a table that is a list of records. At the end of every row i have a button for delete row. This is the code of my table: <div class='edit' > <a id='20' href='#' return;> <img src='images/edit.png' /> </a> </div> Every record, every row of the main table, has the code above, with different id each other. My script code is: $("#delete a").click(function(e) { e.preventDefault(); $('#action').val("delete"); $('

问题 Alright basically i want to click a link that changes but always has the same text name. Heres an example of what the code might be <a href="unlock.php?confirm=MD5hashere">Click Here</a> 回答1: Here is a starter script that does that. Note that it uses jQuery and assumes you are running Firefox or using Tampermonkey, if you are on Chrome. // ==UserScript== // @name _YOUR_SCRIPT_NAME // @include http://YOUR_SERVER.COM/YOUR_PATH/* // @require http://ajax.googleapis.com/ajax/libs/jquery/1.8.3

问题 Situation: <div class="header"> <div style="float: left;" class="headerTitle">+ OPEN</div> <div class="closeBtn" style="float: right;">- CLOSE</div> </div> <div class="touristenContent">.....</div> Visually: |+Open..............................|-Close|..| (header) |............Content..........................| Header DIV is a 'big button' with jQuery click() event for opening the content. The close DIV is inside the big header DIV and represents the close button also with click() event to

问题 I can't for the life of me figure out why my ExpandableListView doesn't expand... I have used log statements in just about every click listener I can find for the ExpandableListView and it doesnt look like any of them get called. I know there are many posts on this topic but I have read through them all and tried many things and am having no luck, hopefully I'm missing some tiny error that will be easy to spot for someone else. Main Activity: public class ForumListActivity extends Activity {

问题 I'd like to use the js method .click() as follows: document.getElementById(id).click(); But since it is essential that it works, I was wondering of what browsers support the .click() method has. 回答1: The only browser I have encountered that does not support .click() is Safari. Safari supports .click() on buttons (e.g. <input type="button" /> ) but not on other elements such as anchor elements (e.g. <a href="#">Click Me</a> ). For Safari, you have to use a workaround: function click_by_id(your

问题 I have an image and I want to start a youtube video only after I click the image. How can I do this? Thanks a lot! 回答1: Have a look at: Youtube API examples the code will be something like this: function onPlayerReady(event) { $('img').click(function() { ytPlayer.playVideo(); }); } 回答2: .click() JQuery event handler: $("#clickMe").click(function(){ $("#iframe")[0].src += "&autoplay=1"; ev.preventDefault(); }); 回答3: Another approach - switch iframe SRC (URL) with "?autoplay=1" version. <a href