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Swift - which types to use? NSString or String
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You should use the Swift native types whenever possible. The language is optimized to use them, and most of the functionality is bridged between the native types and the Foundation types.
While String and NSString are mostly interchangeable, i.e, you can pass String variables into methods that...
grep a file, but show several surrounding lines?
...lowing five lines as well as the matched line. How would I be able to do this?
13 Answers
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Let JSON object accept bytes or let urlopen output strings
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HTTP sends bytes. If the resource in question is text, the character encoding is normally specified, either by the Content-Type HTTP header or by another mechanism (an RFC, HTML meta http-equiv,...).
urllib should know how to encode the bytes to a string, but it's too n...
Transferring ownership of an iPhone app on the app store
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Starting June 11, 2013 this has officially become possible.
Here's the official note:
Dear developer,
Apps can now be transferred from one developer to another within iTunes Connect, for example after an acquisition or when a distribution deal ex...
How to edit log message already committed in Subversion?
Is there a way to edit the log message of a certain revision in Subversion? I accidentally wrote the wrong filename in my commit message which could be confusing later.
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How to use string.replace() in python 3.x
The string.replace() is deprecated on python 3.x. What is the new way of doing this?
8 Answers
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How to generate random number in Bash?
... and 10 (inclusive):
$ echo $((1 + RANDOM % 10))
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The actual generator is in variables.c, the function brand(). Older versions were a simple linear generator. Version 4.0 of bash uses a generator with a citation to a 1985 paper, which presumably means it's a decent source of pseudorandom numbers...
What's a good way to extend Error in JavaScript?
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The only standard field Error object has is the message property. (See MDN, or EcmaScript Language Specification, section 15.11) Everything else is platform specific.
Mosts environments set the stack property, but fileName and lineNumber are practically useless to ...
how to show lines in common (reverse diff)?
...n the lines which are different between them. Command line unix or windows is fine.
7 Answers
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Handling file renames in git
...nges, perform your rename and then stage your renamed file. Git will recognise the file from the contents, rather than seeing it as a new untracked file, and keep the change history.
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