I’m trying to smoothly scroll to last element of a list after adding an element to the arrayadapter associated with the listview. The problem is that it just scrolls to a random position arrayadapter.add(item); //DOES NOT WORK CORRECTLY: listview.smoothScrollToPosition(arrayadapter.getCount()-1); //WORKS JUST FINE: listview.setSelection(arrayadapter.getCount()-1); Answer You probably want to tell the ListView to post the scroll … Read more
Is there a way to select range of lines in Notepad++? I would like to write two numbers – from and to, say: from 10000 to 25000. I’ve got this large MySQL dump file and I can select it only by using some function. Answer Easiest way: Ctrl + G, go to line 10,000. Menu … Read more
Is it possible to select multiple non-consecutive lines (or sections) in VIM’s visual mode? If so, how? Answer No, this is not possible without plugins. But you can copy multiple lines into the same buffer, if that solves your problem. To start the ‘Accumulation Buffer’: mark a section to copy in visual mode, press “a … Read more
I want to understand “median of medians” algorithm on the following example: We have 45 distinct numbers divided into 9 group with 5 elements each. 48 43 38 33 28 23 18 13 8 49 44 39 34 29 24 19 14 9 50 45 40 35 30 25 20 15 10 51 46 41 … Read more
I’m creating a WPF application where several ListView selections are made in a row (similar to the iTunes browser). The problem is that the default inactive selection color is too light. (see below) How can I change this color so my inactive listview looks like this? (see below) Solution Override the default SystemColor with a … Read more
I’m trying to select the first item in a ListView programmatically, but it doesn’t appear to have been selected. I am using the following code: if (listView1.Items.Count > 0) listView1.Items[0].Selected = true; Actually I’ve had this problem before but I can’t remember how I managed to solve it! Answer Most likely, the item is being … Read more
My question: How can my iPhone-app tell the iOS, that the user did select a language in the apps preferences, that is different from the language set in the general settings? Other formulation of the same question: How can i tell the system, that NSLocalizedString (@”text”, @”comment”); should not access the systemwide selected language, but … Read more
The title is very descriptive. Just in case, I will give an example: START BLOCK1 something END BLOCK1 START BLOCK2 something somenthing… END BLOCK2 I select the BLOCK1 in visual mode I yank it by pressing y How can I save the yanked BLOCK1 to some other file? Answer Select the text you wish to … Read more
I am looking for an “eyedropper” tool, that gives me the hex value of the pixel the mouse cursor is under, in JavaScript for a CMS. For Firefox, there is the excellent ColorZilla extension that does exactly that. However, it’s FF only of course, and I would really like to deliver the tool along with … Read more
I have a div on a HTML page and whenever I press the mouse and move it, it will show that “can’t drop” cursor like it selects something. Is there a way to disable selection? I tried CSS user-select with none without success. Answer The proprietary variations of user-select will work in most modern browsers: … Read more
