大约有 25,400 项符合查询结果（耗时：0.0168秒） [XML]
Regular expression to match a line that doesn't contain a word
...───┬──┐
S = │e1│ A │e2│ B │e3│ h │e4│ e │e5│ d │e6│ e │e7│ C │e8│ D │e9│
└──┴───┴──┴───┴──┴───┴──┴───┴──┴───┴──┴───┴──┴───┴──┴───┴...
How to 'minify' Javascript code
...
//same as
1e12
var oneDayInMS=1000*60*60*24;
//same as
var oneDayInMS=864e5;
var a=10;
a=1+a;
a=a*2;
//same as
a=++a*2;
Some nice articles/sites i found about bitwise/shorthand:
http://mudcu.be/journal/2011/11/bitwise-gems-and-other-optimizations/
http://www.140byt.es/
http://www.jquery4u.co...
Aggregate / summarize multiple variables per group (e.g. sum, mean)
...mple, sum for "date" doesn't make sense though....
– A5C1D2H2I1M1N2O1R2T1
Mar 21 '16 at 3:53
5
Wh...
Easy way to see saved NSUserDefaults?
...F6-7D7C-4E45-AE2F-F45220A71823/data/Containers/Data/Application/E4CC51CF-11E5-4168-8A74-6BAE3B89998F/Library/Preferences/com.awesome.app.plist
And from there you can use open command. Or if you use iTerm2, just command-click on the path to open it.
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How to undo a git pull?
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git reflog show gave this output: c9e5e4d HEAD@{0}: pull : Fast forward 1c86a22 HEAD@{1}: pull origin master: Fast forward 05c141a HEAD@{2}: pull : Fast forward Can I safely reset the HEAD to HEAD@{1}
– Kartins
Apr 28 '11 ...
Python progression path - From apprentice to guru
... community wiki
3 revs, 3 users 85%Mark Harrison
1
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Get JSON object from URL
...stin Hileman
>>> $q = new stdClass;
=> <stdClass #000000005f2b81c80000000076756fef> {}
>>> $q->{'qwert-y'} = 123
=> 123
>>> var_dump($q);
class stdClass#174 (1) {
public $qwert-y =>
int(123)
}
=> null
...
Create a hexadecimal colour based on a string with JavaScript
...1","#B500FF","#00FF78","#FF6E41","#005F39","#6B6882","#5FAD4E","#A75740","#A5FFD2","#FFB167","#009BFF","#E85EBE"];
}
if(!instance.stringToColorHash[str])
instance.stringToColorHash[str] = instance.veryDifferentColors[instance.nextVeryDifferntColorIdx++];
ret...
Reshaping data.frame from wide to long format
... answered Jan 9 '18 at 5:31
A5C1D2H2I1M1N2O1R2T1A5C1D2H2I1M1N2O1R2T1
170k2424 gold badges348348 silver badges432432 bronze badges
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XAMPP - MySQL shutdown unexpectedly
...a PowerShell script to automate the process: gist.github.com/josemmo/24e35f2b4984a4370ce2c164f5956437
– josemmo
Aug 28 at 18:50
...