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How to fix 'sudo: no tty present and no askpass program specified' error?
...environment is configured to use, which very well could be (and should be ^_^) vi.
– Matt Styles
May 29 '15 at 22:59
8
...
Get records with max value for each group of grouped SQL results
...in the LEFT JOIN. Something LIKE : FROM (SELECT * FROM Person WHERE Age != 32) o LEFT JOIN (SELECT * FROM Person WHERE Age != 32) b - if you want to dismiss people who are 32
– Alain Zelink
Nov 7 '15 at 10:22
...
What should I do if the current ASP.NET session is null?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
java: (String[])List.toArray() gives ClassCastException
...|
edited Apr 16 '11 at 23:32
answered Apr 16 '11 at 23:26
M...
How to find the kth largest element in an unsorted array of length n in O(n)?
... = n(n+1)/2 - floor(n/2)(floor(n/2)+1)/2
<= n2/2 - (n/4)2/2
= (15/32)n2
where we take advantage of n being "sufficiently large" to replace the ugly floor(n/2) factors with the much cleaner (and smaller) n/4. Now we can continue with
cn + 2 (1/n) ∑i=floor(n/2) to n ai,
<= cn + (2a/n...
C++ preprocessor __VA_ARGS__ number of arguments
...9,_20, \
_21,_22,_23,_24,_25,_26,_27,_28,_29,_30, \
_31,_32,_33,_34,_35,_36,_37,_38,_39,_40, \
_41,_42,_43,_44,_45,_46,_47,_48,_49,_50, \
_51,_52,_53,_54,_55,_56,_57,_58,_59,_60, \
_61,_62,_63,N,...) N
#define PP_RSEQ_N() \
63,62,61,60, ...
iPhone Simulator suddenly started running very slow
...
32
Another potential fix for React-Native users:
Chrome de-prioritizes Javascript running in any ...
Mockito.any() pass Interface with Generics
...ell?
– Matthew Read
Oct 3 '16 at 15:32
@MatthewRead Using AsyncCallback<AnyOtherType> should not even compile i...
PHP and Enumerations
... self::$constCacheArray = [];
}
$calledClass = get_called_class();
if (!array_key_exists($calledClass, self::$constCacheArray)) {
$reflect = new ReflectionClass($calledClass);
self::$constCacheArray[$calledClass] = $reflect->getConstants();...
Rename multiple files based on pattern in Unix
...tem afaik.
rename fgh jkl fgh*
ls | perl -ne 'chomp; next unless -e; $o = $_; s/fgh/jkl/; next if -e; rename $o, $_';
If you insist on using Perl, but there is no rename on your system, you can use this monster.
Some of those are a bit convoluted and the list is far from complete, but you will fi...