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Update built-in vim on Mac OS X
... in Terminal.app like so.
alias vim='/Applications/MacVim.app/Contents/MacOS/Vim' # or something like that, YMMV
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List directory in Go
...returns a list of sorted directory entries.
The resulting slice contains os.FileInfo types, which provide the methods listed here. Here is a basic example that lists the name of everything in the current directory (folders are included but not specially marked - you can check if an item is a folde...
How do I specify new lines on Python, when writing on files?
... you really want to get it right, you look up the newline character in the os package. (It's actually called linesep.)
Note: when writing to files using the Python API, do not use the os.linesep. Just use \n; Python automatically translates that to the proper newline character for your platform.
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Two-dimensional array in Swift
... = 18
OR
let myVar = 18
arr[0][1] = myVar
Change sub array
arr[1] = [123, 456, 789]
OR
arr[0] += 234
OR
arr[0] += [345, 678]
If you had 3x2 array of 0(zeros) before these changes, now you have:
[
[0, 0, 234, 345, 678], // 5 elements!
[123, 456, 789],
[0, 0]
]
So be aware tha...
Why is a combiner needed for reduce method that converts type in java 8
... answered Sep 4 '15 at 7:39
quiz123quiz123
3655 bronze badges
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Location of my.cnf file on macOS
...ySQL. The problem is, where should my.cnf file be located? I'm using Mac OS X Lion.
30 Answers
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How to disable typing special characters when pressing option key in Mac OS X? [closed]
...ixes one key combo in one app. I and at least some others would want to across the board disable opt as special characters input on mac.
– javadba
Jan 25 '14 at 21:51
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$PHP_AUTOCONF errors on mac os x 10.7.3 when trying to install pecl extensions
..._http and memcache and in both cases, I get similar errors. This is on MAC OS X 10.7.3 (lion) and I also have XCODE installed on it. I also installed Zend Server community edition before running these commands and have CFLAGS='-arch i386 -arch x86_64' environment variables set. So please help with w...
How to generate all permutations of a list?
...
Combination (order does NOT matter):
print list(itertools.combinations('123', 2))
[('1', '2'), ('1', '3'), ('2', '3')]
Cartesian product (with several iterables):
print list(itertools.product([1,2,3], [4,5,6]))
[(1, 4), (1, 5), (1, 6),
(2, 4), (2, 5), (2, 6),
(3, 4), (3, 5), (3, 6)]
Cartesia...
How do I parse a string to a float or int?
...temptible lie
False True So false it becomes true
"123.456" True Decimal
" -127 " True Spaces trimmed
"\t\n12\r\n" True whitespace ignored
"NaN" True Not a number
"NaNanananaBATMAN" False ...