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Remove last character of a StringBuilder?
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Tyler
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answered Aug 3 '10 at 9:49
Jon SkeetJon Skeet
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How to convert/parse from String to char in java?
...t to a character is probably to call the charAt method:
char c = s.charAt(0);
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Get the value of checked checkbox?
...utElements = document.getElementsByClassName('messageCheckbox');
for(var i=0; inputElements[i]; ++i){
if(inputElements[i].checked){
checkedValue = inputElements[i].value;
break;
}
}
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Cross compile Go on OSX?
...o myself.
– T Blank
Jan 16 '17 at 6:07
1
Great answer, thank you! In order to compile for use on ...
Returning null as an int permitted with ternary operator but not if statement
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Nandkumar Tekale
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answered Nov 11 '11 at 19:36
Ted HoppTed Hopp
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How to check for null in Twig?
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answered Dec 23 '10 at 16:12
NikiCNikiC
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Iterate an iterator by chunks (of n) in Python? [duplicate]
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140
The grouper() recipe from the itertools documentation's recipes comes close to what you want:
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Display image as grayscale using matplotlib
...me).convert("L")
arr = np.asarray(image)
plt.imshow(arr, cmap='gray', vmin=0, vmax=255)
plt.show()
If you want to display the inverse grayscale, switch the cmap to cmap='gray_r'.
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Have a div cling to top of screen if scrolled down past it [duplicate]
I have a div which, when my page is first loaded, is about 100px from the top (it holds some buttons etc. for the page).
4 ...