technic

How to change font linespacing

• Reason: want spread lines but Qt Creator has no such option
• Result: https://i.imgsafe.org/7a156ea.png

Manual

You need to manipulate a ttf file. I found such a script that comes with Input font at http://input.fontbureau.com. So we copy DejaVuSansMono ttf files to ~/.fonts/ and create a new font DejaVuSansMonoH. I changed line 147, to match this font name, and run

psayre23

Below are the Big O performance of common functions of different Java Collections.


List                 | Add  | Remove | Get  | Contains | Next | Data Structure
---------------------|------|--------|------|----------|------|---------------
ArrayList            | O(1) |  O(n)  | O(1) |   O(n)   | O(1) | Array
LinkedList           | O(1) |  O(1)  | O(n) |   O(n)   | O(1) | Linked List
CopyOnWriteArrayList | O(n) |  O(n)  | O(1) |   O(n)   | O(1) | Array