I have this Bash script and I had a problem in line 16. How can I take the previous result of line 15 and add it to the variable in line 16? ...

I need a list of countries, states & cities based on a collection of lat/long values I have. I need to store this information in a manner that hierarchy is preserve and without duplicates (e.g. "USA" and "United States" and "United States of America" are the same country; I only want one instance of...

I am trying to create a new project from existing source code. I keep getting the following error: "Invalid Project Description", project path "overlaps the location of another project" with the same name. The reason is that I created that project from the source code before, but then I deleted that...

I uninstalled my previous version of node.js (0.8.11) and downloaded the latest, 0.10.24 from the node.js website and installed it. However, after running node --version , it still indicates that I'm running v0.8.11. Obviously, some stuff was left behind during the uninstall process, and it's causi...

I have a UITextField Ctrl-dragged as an @Outlet in my .swift class. Now in viewDidLoad i'm using this code 10 Answe...

I installed NodeJS from pkg file on my Mac. Now I need to uninstall it. Tell me please how to do it. I tried to remove files from this list: ...

I like that the long lines are displayed over more than one terminal line; I don’t like that vim inserts newlines into my actual text. Which part of .vimrc I should change? ...

OK, so I don't sound like an idiot I'm going to state the problem/requirements more explicitly: 18 Answers ...

I'm struggling to fully understand the concurrent and serial queues in GCD. I have some issues and hoping someone can answer me clearly and at the point. ...

I'm getting a 1022 error regarding duplicate keys on create table command. Having looked at the query, I can't understand where the duplication is taking place. Can anyone else see it? ...