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Right way to reverse pandas.DataFrame?
...index[::-1])
or simply:
data.iloc[::-1]
will reverse your data frame, if you want to have a for loop which goes from down to up you may do:
for idx in reversed(data.index):
print(idx, data.loc[idx, 'Even'], data.loc[idx, 'Odd'])
or
for idx in reversed(data.index):
print(idx, data.Ev...
Are there any O(1/n) algorithms?
...ensible when we take the mathematical definition of the Big O notation:
Now you can easily substitute g(x) for 1/x … it's obvious that the above definition still holds for some f.
For the purpose of estimating asymptotic run-time growth, this is less viable … a meaningful algorithm cannot ge...
IntelliJ IDEA JDK configuration on Mac OS
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If you are on Mac OS X or Ubuntu, the problem is caused by the symlinks to the JDK. File | Invalidate Caches should help. If it doesn't, specify the JDK path to the direct JDK Home folder, not a symlink.
Invalidate Caches me...
Use gulp to select and move directories and their files
... './icons/**/*.*',
'./src/page_action/**/*.*',
'./manifest.json'
];
gulp.task('move',['clean'], function(){
// the base option sets the relative root for the set of files,
// preserving the folder structure
gulp.src(filesToMove, { base: './' })
.pipe(gulp.dest('dis...
How do I make an http request using cookies on Android?
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may I know how to set the cookies to the Request Url to check the session whether valid or not?
– Praveen
Sep 23 '10 at 11:36
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How to explicitly discard an out argument?
...word "dispose" in the question, which I suspect was just unfortunate - but if the out parameter is of a type which implements IDisposable, you should certainly call Dispose unless the method documentation explicitly states that receiving the value doesn't confer ownership. I can't remember ever see...
Seeking useful Eclipse Java code templates [closed]
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Cool. I didn't know about the ${:import ...} thingy.
– JesperE
Jun 23 '09 at 5:13
3
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What's the most elegant way to cap a number to a segment? [closed]
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If it's frowned upon, why suggest it...?
– j b
Sep 15 at 10:59
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Html5 data-* with asp.net mvc TextboxFor html attributes
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Is this behaviour specified anywhere :) ?
– Rookian
Jul 23 '12 at 13:37
5
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How do I find numeric columns in Pandas?
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You could use df.select_dtypes(include=[np.number]) if you don't need to specify a 'numerics' list
– KieranPC
Mar 19 '15 at 16:38
25
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