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iOS detect if user is on an iPad
...ad)
if ( IPAD )
return YES;
For a Swift solution, see this answer: https://stackoverflow.com/a/27517536/2057171
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Histogram Matplotlib
... = np.asarray(list(h.keys()))
return weights, values
####
Refs:
[1] https://docs.scipy.org/doc/numpy/reference/generated/numpy.histogram.html
[2]
https://docs.scipy.org/doc/numpy/reference/generated/numpy.digitize.html
...
How to calculate the time interval between two time strings
...
I like how this guy does it — https://amalgjose.com/2015/02/19/python-code-for-calculating-the-difference-between-two-time-stamps.
Not sure if it has some cons.
But looks neat for me :)
from datetime import datetime
from dateutil.relativedelta import re...
How to prevent page scrolling when scrolling a DIV element?
...= ( delta < 0 ? 1 : -1 ) * 30;
e.preventDefault();
});
Live demo: https://jsbin.com/howojuq/edit?js,output
So you manually set the scroll position and then just prevent the default behavior (which would be to scroll the DIV or whole web-page).
Update 1: As Chris noted in the comments belo...
Why doesn't Java offer operator overloading?
...ix object":
// C++ YMatrix matrix implementation on CodeProject
// http://www.codeproject.com/KB/architecture/ymatrix.aspx
// A, B, C, D, E, F are Matrix objects;
E = A * (B / 2) ;
E += (A - B) * (C + D) ;
F = E ; // deep copy of the matrix
// Java JAMA matrix implementation (se...
How can I configure the font size for the tree item in the package explorer in Eclipse?
...
Here is an option that works on my Windows7 machine suggested by Diego V:
https://stackoverflow.com/a/15011440/1713920
On Juno you can adjust that font by CSS.
Lookup the files in eclipse\plugins\org.eclipse.platform_4.2.x.y\css
for your current style sheet (probably e4_default_win7.css)...
How does Google's Page Speed lossless image compression work?
...ts as PageSpeed using the Windows version of jpegtran which you can get at www.jpegclub.org/jpegtran. I ran the executable using the DOS prompt (use Start > CMD). To get exactly the same file size (down to the byte) as PageSpeed compression, I specified Huffman optimization as follows:
jpegtra...
Get the week start date and week end date from week number
...cumentation for Desired Day Of Week) - 1
here is a link to the document: https://msdn.microsoft.com/en-us/library/ms181598.aspx
And here is a table that lays it out for you.
| DATEFIRST VALUE | Formula Value | 7 - DATEFIRSTVALUE - 1
Monday | 1 | 5 ...
How to calculate the SVG Path for an arc (of a circle)
... ,5)
}
myArc(110, 110, 100, 360);
<svg xmlns="http://www.w3.org/2000/svg" style="width:220; height:220;">
<path d="" id="arc" fill="none" stroke="red" stroke-width="2" />
</svg>
...
Python timedelta in years
...rthdays the same way humans do:
import datetime
import locale
# Source: https://en.wikipedia.org/wiki/February_29
PRE = [
'US',
'TW',
]
POST = [
'GB',
'HK',
]
def get_country():
code, _ = locale.getlocale()
try:
return code.split('_')[1]
except IndexError:
...