label

问题 Closed . This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 5 years ago . Say that I have a labeled image, where I have calculated the area of each region. How can I return specific regions? That is, say I want to return the regions that have >=300 and <500 ? Thanks. 回答1: You can group the results of regionprops into a vector and use it for indexing: rg = regionprops( L,

问题 In my GridView there is a column containing Label-controls as value. I need to know how to access each Label-control to get its Text value. Any help is appreciated. 回答1: You can store its value in a hidden field and place it in any other column. Then when you retrieve that row value you can access that hiddenfield value 回答2: handle selectedIndexChanged event and in it do string text = ((Label)grid.SelectedRow.Cells[cellIndex]).Text; string text = grid.SelectedRow.Cells[0].Text; // this should

问题 I have a need to rotate editable labels in IB - I'm aware that you cannot rotate in Interface Builder itself. However, does anyone have any info on how to do this via xcode? Hopefully it's not too daunting as I'm new to cocoa : / Any help would be appreciated! Zach 回答1: See NSView 's - setBoundsRotation method. 来源： https://stackoverflow.com/questions/4998229/rotating-labels

问题 I have an html form. When you click the button, a javascript function adds a new field. I'm trying to have the function also add a 'label' for the field as well. I've tried using document.createElement("LABEL"), but that doesn't let me change the innerHtml (or maybe I'm doing it wrong..), nor add a closing Here is my code. Thanks! var instance = 2; function newTextBox(element) { instance++; // Create new input field var newInput = document.createElement("INPUT"); newInput.id = "text" +

问题 I have been trying to create a chess strategy application. I seem to be having issues with trying to get the label1 control to populate during run time. I am actually pretty new to the idea of dynamically creating events like 'mouse enter, mouse leave' How do I get the label to show the coordinates in the mouse enter event int currentXposition, currentYposition; const string positionLabel = "Current Position: "; private void Test_Load(object sender, EventArgs a) { var temp=Color.Transparent;

问题 I keep on getting this error even though the line stated to be containing the error doesn't have a label element? 3.3 Input Assistance: Help users avoid and correct mistakes. Success Criteria 3.3.2 Labels or Instructions (A) Check 188: Label text is empty. Repair: Add text to the label element. Error Line 75, Column 6: <input class="subsubmit" type="reset" value="Reset" id="Reset"> The code is: <section id="subscribeEmail"> <!--This section allows the user the option to subscribe to my blogs

问题 I have a pandas dataframe including the following columns: label = ('A' , 'D' , 'K', 'L', 'P') x = (1 , 4 , 9, 6, 4) y = (2 , 6 , 5, 8, 9) plot_id = (1 , 1 , 2, 2, 3) I want to creat 3 seperate scatter plots - one for each individual plot_id . So the first scatter plot should consists all entries where plot_id == 1 and hence the points (1,2) and (4,6). Each data point should be labelled by label . Hence the first plot should have the labels A and B . I understand I can use annotate to label,

问题 I got problem with my javaFx application. Everytime I call the .setText() method of my Label, I get a NullPointerException. Here is my code: This is a snnippet of my Controller: public class HomenizerController implements Initializable{ //ArrayList zum abspeichern der Termine in Listen Form private ArrayList<Date> dateList = new ArrayList(); //ArrayList zum ab speichern der Aufgaben in Listen Form private ArrayList<ToDo> toDoList = new ArrayList(); private Properties prop = null; @FXML

问题 This question already has an answer here : apply ellipsis when label text is overflow (1 answer) Closed 5 years ago . I have a label where I need to add an ellipsis to, but I can't get it to work: <label id="div2">This is some long text that will not fit in the box</label> label#div2 { white-space: nowrap; width: 30px; overflow: hidden; text-overflow: ellipsis; border: 1px solid #000000; } JSFiddle 回答1: To hide overflow in an element, the element needs to be block-level. But you probably don

问题 I've many series of just two points on a graph to simulate a timeline. These points have a pointlabel. I'd like to have the name of that pointlabel in the highlighter. How do I do that? please see my JsFiddle http://jsfiddle.net/NVbjv/8/ I'd tried to add a highlighter object to each series, and give it a format string. But how can I make this more dynamic? I also like to only display time in the hoverbox-thingy in the bottom right. How do I get remove the ",1 " and ",2"? 回答1: The only idea