collapse

问题 How to change breakpoint for collapse for a specific navbar, not all navbars. I want this navbar to collapse at 500px: <ul class="navbar-collapse-500 nav navbar-nav"> <li class="active"> <a href="#">Link1</a> </li> <li> <a href="#">Link2</a> </li> <li> <a href="#">Link3</a> </li> <li></li> </ul> I want to add CSS style for my class .navbar-collapse-500 which will add collapsing for 500px and do not touch collapse breakpoint for standard navbar-nav class. 回答1: Why not just add this to your CSS

问题 I have a table that I want to show used, available, and total for storage for specific servers. However, the servers have multiple drives and I want the default view to show totals for all storage for used, all for available, and all for total. But clicking the row drops it down to view the breakdown. I'll have all the data inputted into each cell, but I'm not sure how to do the drop down (collapse and expand). eg. collapse view <table> <th></th><th>server 1</th><th>server 2</th> <tr><td>used

问题 I have a data frame which I'd like to collapse based on row names, list all the values in a column (see below): name value nameA 10 nameA 3 nameA 5 nameB 5 nameC 1 nameC 44 I would like to generate this output: name value nameA 10,3,5 nameB 5 nameC 1,44 Can I use aggregate() for this? similar way I sum the values in R? sum <-aggregate(cbind(value) ~ name, data = x , FUN = sum ) Thanks! 回答1: Your expected output is not actually summing any values. Rather, you are concatenating them. You can

问题 I have a data frame which I'd like to collapse based on row names, list all the values in a column (see below): name value nameA 10 nameA 3 nameA 5 nameB 5 nameC 1 nameC 44 I would like to generate this output: name value nameA 10,3,5 nameB 5 nameC 1,44 Can I use aggregate() for this? similar way I sum the values in R? sum <-aggregate(cbind(value) ~ name, data = x , FUN = sum ) Thanks! 回答1: Your expected output is not actually summing any values. Rather, you are concatenating them. You can

问题 Is there a way to hide the collapse [-] and expand [+] button on a java file JTree ? If it's not possible, is there a way to change it to a different icon? 回答1: Yes to both: You can specify an empty Icon , as shown here. You can substitute your own implementation, as shown here. These are the relevant UIManager keys: UIManager.put("Tree.collapsedIcon", empty); UIManager.put("Tree.expandedIcon", empty); 来源： https://stackoverflow.com/questions/16953688/hide-change-collapse-and-expand-button-on

问题 I have a wpf ListView with two Expander s in it. When the expanders expand the listview makes room for the content. When they collapse the listview does not "take back" that extra space. I have set HorizontalAlignment and VerticalAlignment to Stretch everywhere. Is there a way to do this? The Details and Chart columns contain the expanders. See code below. Thanks. Here at <Window.Resources> <DataTemplate x:Key="StockPriceChangeCell"> <StackPanel Orientation="Horizontal"> <Label Name=

问题 I have a wpf ListView with two Expander s in it. When the expanders expand the listview makes room for the content. When they collapse the listview does not "take back" that extra space. I have set HorizontalAlignment and VerticalAlignment to Stretch everywhere. Is there a way to do this? The Details and Chart columns contain the expanders. See code below. Thanks. Here at <Window.Resources> <DataTemplate x:Key="StockPriceChangeCell"> <StackPanel Orientation="Horizontal"> <Label Name=

问题 I have a DataGrid with grouped ItemsSource. There are an expander on each group, so I can expand/collapse all the groups. Now, I'm trying to collapse all groups by default, but leave the first group expanded. The items source is dynamic, so I can't build any converter to check the group name. I must do it by group index. Is it possible to do in in XAML? Or in code-behind? Please, help. 回答1: This might be a little late, but in order to help with similar problems, defining a "Visual tree helper

问题 I'm using Bootstrap 3.0 to show a navbar with some links and a search field. When i go to "mobile version" i have a button that collapses the navbar and show all the content: the links and the search field. Now I need two buttons, one to collapse only the links of the navbar and the other button to collapse only the search field. How can i make this? 回答1: Separate the links and the search form into two navbar-collapse elements and have each button target the corresponding one: Sample markup:

问题 I am using Twitter Bootstrap to create collapsible sections of text. The sections are expanded when a + button is pressed. My html code as follows: Demo link <div class="panel-group" id="accordion"> <div class="panel panel-default"> <div class="panel-heading"> <h4 class="panel-title"> <button type="button" class="btn btn-primary" data-toggle="collapse" data-target="#demo"> <span class="glyphicon glyphicon-chevron-down"></span> Open </button> </h4> </div> <div id="demo" class="panel-collapse