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Simple way to calculate median with MySQL
...urning an empty set, but this query worked for me in all situations that I tested it on:
SELECT x.val from data x, data y
GROUP BY x.val
HAVING SUM(SIGN(1-SIGN(y.val-x.val)))/COUNT(*) > .5
LIMIT 1
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How much of a git sha is *generally* considered necessary to uniquely identify a change in a given c
...$n command line option after all.
More recently, Linus added in commit e6c587c (for Git 2.11, Q4 2016):
(as mentioned in Matthieu Moy's answer)
In fairly early days we somehow decided to abbreviate object names down to 7-hexdigits, but as projects grow, it is becoming more and more likely to...
filter for complete cases in data.frame using dplyr (case-wise deletion)
...## ..- attr(*, "names")= chr "3" "4"
ADDED Have updated to reflect latest version of dplyr and comments.
ADDED Have updated to reflect latest version of tidyr and comments.
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How to detect if URL has changed after hash in JavaScript
...e in Mozilla Docs
Currently (Jan 2017) there is support for popstate from 92% of browsers worldwide.
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Swipe to Delete and the “More” button (like in Mail app on iOS 7)
...compatible with all the different ways to create a UITableViewCell and its tested on iOS 5, iOS 6, iOS 7 and iOS 8.
Here a sample of some transitions:
Border transition:
Clip transition
3D Transition:
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Easy way to see saved NSUserDefaults?
...
Interesting... It seems that if you're doing OCMock / SenTestingKit unit testing with NSUserDefaults, then the NSUserDefaults aren't persisted to a .plist file but rather managed in memory: stackoverflow.com/questions/6193597/…
– ma11hew28
M...
When are C++ macros beneficial? [closed]
... community wiki
2 revs, 2 users 92%David Thornley
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Hidden features of Ruby
... community wiki
2 revs, 2 users 92%tomafro
13
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How to find the statistical mode?
... the pun/ambiguity) "character" not "numeric". And, of course, the need to test for multi-modal distribution would typically require the storing of the sorted table to avoid crunching it anew.
– mjv
Mar 30 '10 at 19:02
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How to read the output from git diff?
...5%
rename from builtin-http-fetch.c
rename to http-fetch.c
index f3e63d7..e8f44ba 100644
--- a/builtin-http-fetch.c
+++ b/http-fetch.c
@@ -1,8 +1,9 @@
#include "cache.h"
#include "walker.h"
-int cmd_http_fetch(int argc, const char **argv, const char *prefix)
+int main(int argc, const char **argv)...