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How do I test if a string is empty in Objective-C?
How do I test if an NSString is empty in Objective-C?
30 Answers
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What is 'YTowOnt9'?
Our (PHP) framework sometimes renders hidden inputs with value YTowOnt9 . I can't find that string anywhere in the (huge) codebase, and can't figure out where it came from. I decided to Google for that particular string, and the result surprised me. Over half a million - kind of random - hits. I ...
Finding the author of a line of code in Mercurial
How do I find out who is responsible for a specific line of code? I know the linenumber and the filename but I would like Mercurial to tell me the author(s) of that specific line of code. Is there a command for that?
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How can I use a local image as the base image with a dockerfile?
I'm working on a dockerfile.
I just realised that I've been using FROM with indexed images all along.
4 Answers
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Insert a line break in mailto body
I would like to insert a line break into my mailto body.
I tried %0A, %0D and %0D%0A. Nothing worked for me.
I tested on Gmail, Yahoo, Apple Mail, Outlook 2010, Outlook.com and Thunderbird with Google Chrome on Mac OSX.
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Get all keys of an NSDictionary as an NSArray
Is it possible to get all the keys from a specific NSDictionary as a seperate NSArray ?
3 Answers
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How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites
The question is how to format a JavaScript Date as a string stating the time elapsed similar to the way you see times displayed on Stack Overflow.
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Determine installed PowerShell version
How can I determine what version of PowerShell is installed on a computer, and indeed if it is installed at all?
19 Answers...
How can I safely encode a string in Java to use as a filename?
I'm receiving a string from an external process. I want to use that String to make a filename, and then write to that file. Here's my code snippet to do this:
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detach all packages while working in R
While working to solve another problem I got this problem:
10 Answers
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