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Functions that return a function
...onfused by the d()(); at first but then realized that the first () calls d and the second () calls d's return value, which is e.
– skud
Mar 13 '14 at 18:47
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Ways to eliminate switch in code [closed]
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-1: I've never used a switch statement with typeof, and this answer doesn't suggest ways or reasons to work around switch statements in other situations.
– Kevin
Jun 18 '13 at 21:00
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How to print (using cout) a number in binary form?
I'm following a college course about operating systems and we're learning how to convert from binary to hexadecimal, decimal to hexadecimal, etc. and today we just learned how signed/unsigned numbers are stored in memory using the two's complement (~number + 1).
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Should I use `import os.path` or `import os`?
...lly a submodule of a package called os, I import it sort of like it is one and I always do import os.path. This is consistent with how os.path is documented.
Incidentally, this sort of structure leads to a lot of Python programmers' early confusion about modules and packages and code organization...
What is the method for converting radians to degrees?
I run into this occasionally and always forget how to do it.
12 Answers
12
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Checking from shell script if a directory contains files
...{#files} -gt 0 ]; or maybe you just forgot the () around the sub-shell command? files=($(shopt -s nullglob;shopt -s dotglob;echo /some/dir/*))
– stoutyhk
Jul 4 '13 at 17:48
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How do I include a file over 2 directories back?
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@Brian Well, that’s nonsense, you’re comparing apples and oranges. You’re right that a define would be used here but (1) that wasn’t even remotely the question here. And (2) you’d still use a relative path in your define, Unless you actually hard-code the whole absolute se...
Best practices for catching and re-throwing .NET exceptions
What are the best practices to consider when catching exceptions and re-throwing them? I want to make sure that the Exception object's InnerException and stack trace are preserved. Is there a difference between the following code blocks in the way they handle this?
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GIT: Checkout to a specific folder
...xport")?
You can use git checkout-index for that, this is a low level command, if you want to export everything, you can use -a,
git checkout-index -a -f --prefix=/destination/path/
To quote the man pages:
The final "/" [on the prefix] is important. The exported name is literally just prefix...
How to print out the method name and line number and conditionally disable NSLog?
I'm doing a presentation on debugging in Xcode and would like to get more information on using NSLog efficiently.
13 Answer...