I'm using ls -a command to get the file names in a directory, but the output is in a single line. 7 Answers ...

I have a signup form with AJAX so that I want to refresh Recaptcha image anytime an error is occured (i.e. username already in use). ...

In Sublime Text 2 , how do I enclose a selection in a comment ? Is there a keyboard shortcut for this action? 15 Answer...

In Python, which data structure is more efficient/speedy? Assuming that order is not important to me and I would be checking for duplicates anyway, is a Python set slower than a Python list? ...

I needed to write a weighted version of random.choice (each element in the list has a different probability for being selected). This is what I came up with: ...

I am working with a SQLite database on android. My database manager is a singleton and right now opens a connection to the database when it is initialized. It is safe to leave the database open the entire time so that when someone calls my class to work with the database it is already open? Or shoul...

I am in the middle of committing. I have typed up my commit message in vim. I now remembered I needed to change something. I realize that there are other options to accomplish what I want, but I want to know if there is a way to abort the commit but still save the commit message I've typed up so far...

I've recently installed node.js and I have no idea how to run applications. I installed node.js but couldn't find further instructions. What does one really need to do? I wanted to see if it was actually working. So I executed a script called hello.js. It went as such: ...

Just ran my site in chrome and suprisingly it comes up with this warning for each of my .png images: 6 Answers ...

I'm using Android's ViewPager . What I want to do is to show a preview of the page on both the left and the right. I've seen where I can use a negative pageMargin to show a preview of the right side. ...