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Get underlying NSData from UIImage
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192
NSData *imageData = UIImageJPEGRepresentation(image, 0.7); // 0.7 is JPG quality
or
NSData ...
Replace all elements of Python NumPy Array that are greater than some value
...eplacing all values >0.5 with 5, and it took an average of 7.59ms.
In [1]: import numpy as np
In [2]: A = np.random.rand(500, 500)
In [3]: timeit A[A > 0.5] = 5
100 loops, best of 3: 7.59 ms per loop
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Why is Java's AbstractList's removeRange() method protected?
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1 Answer
1
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Center Google Maps (V3) on browser resize (responsive)
I have a Google Maps (V3) in my page at 100% page width with one marker in the middle. When I resize my browser window's width I would like the map to stay centered (responsive). Now the map just stays at the left side of the page and gets smaller.
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What are these attributes: `aria-labelledby` and `aria-hidden`
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edited Sep 21 '13 at 13:47
answered Sep 21 '13 at 13:40
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Convert floats to ints in Pandas?
...mns=['a'])
df.a = df.a.astype(float)
df
Out[33]:
a
0 0.0000000
1 1.0000000
2 2.0000000
3 3.0000000
4 4.0000000
pd.options.display.float_format = '{:,.0f}'.format
df
Out[35]:
a
0 0
1 1
2 2
3 3
4 4
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How to use the “required” attribute with a “radio” input field
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edited May 7 at 10:36
answered Nov 27 '11 at 18:31
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Setting Android Theme background color
...ake. The device I am using for testing is running Android 4.0.4, API level 15.
The styles.xml file that I was editing is in the default values folder. I edited the styles.xml in values-v14 folder and it works all fine now.
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Git, How to reset origin/master to a commit?
...ush your local changes to master:
git checkout master
git reset --hard e3f1e37
git push --force origin master
# Then to prove it (it won't print any diff)
git diff master..origin/master
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im...
what is the difference between a portlet and a servlet?
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Portlets are part of JSR-168 standard that regulates portal containers and components. This is different standard from standards for web containers (and servlets). Though there are definitely strong parallels between these two standards they differ i...