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How to remove all the null elements inside a generic list in one go?

...ach, but it brings a surprise to the developer who just thinks that OfType selects objects of a certain type, not thinking that it will not include null values ... So I'm a bit weary to introduce this into my own code. – user3638471 Apr 12 '16 at 21:14 ...
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What's the point of OOP?

... @BradGilbert: of course the asker selected an answer which aligns perfectly with the opinion in his initial question. Which raises the question, why bother asking the question if you already have decided on your answer? – TM. ...
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How to terminate a window in tmux?

...nd . command-prompt bind a last-window bind space command-prompt -p index "select-window" bind r source-file ~/.tmux.conf # Options set -g bell-action none set -g set-titles on set -g set-titles-string "tmux (#I:#W)" set -g base-index 1 set -g status-left "" set -g status-left-attr bold set -g stat...
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How do I get a background location update every n minutes in my iOS application?

...following: Go to Project -> Capabilities -> Background Modes -> select Location updates Go to Project -> Info -> add a key NSLocationAlwaysUsageDescription with empty value (or optionally any text) To make location working when your app is in the background and send coordinates to w...
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Rails: How to list database tables/objects using the Rails console?

...how the tables .table '.help' to see help. Or use SQL statements like 'Select * from cars' share | improve this answer | follow | ...
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Android preferences onclick event

...nge(Preference preference, Object value) { System.out.println("Selected: " + value); return true; } }); } share | improve this answer | f...
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How to temporarily exit Vim and go back

... foreground processes with a (to me) more readable title. Then eg fg %2 to select the second. – isomorphismes Feb 26 '15 at 23:43 ...
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gem install: Failed to build gem native extension (can't find header files)

...t installed properly. Below is the command to get rid of the issue. xcode-select --install share | improve this answer | follow | ...
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Initialization of an ArrayList in one line

...matically do for you. For example in IntelliJ IDEA you press Alt+Enter and select Static import method.... However, i don't recommend shortening the List.of method to of, because that becomes confusing. List.of is already short enough and reads well. Using Streams Why does it have to be a List? Wi...
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How can I see what has changed in a file before committing to git?

...t add -p is a combination of staging, seeing the changes you can stage and selecting them one by one in an interactive manner. See Commit only part of a file in Git for more on git add -p. – Angelos Asonitis Apr 7 '19 at 12:50 ...