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Transpose/Unzip Function (inverse of zip)?
... hundreds of thousands of elements or more).
– ShadowRanger
Sep 5 '19 at 15:05
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How to show math equations in general github's markdown(not github's blog)
...wer and this answer.
GitHub support only somtimes worked using the above raw html syntax for readable LaTeX for me. If the above does not work for you another option is to instead choose URL Encoded rendering and use that output to manually create a link like:
![\Large x=\frac{-b\pm\sqrt{b^2-4...
What is the difference between instanceof and Class.isAssignableFrom(…)?
...Note
Originally this post was doing its own benchmark using a for loop in raw JAVA, which gave unreliable results as some optimization like Just In Time can eliminate the loop. So it was mostly measuring how long did the JIT compiler take to optimize the loop: see Performance test independent of th...
How to easily resize/optimize an image size with iOS?
...e:(CGSize)newSize;
{
UIGraphicsBeginImageContext( newSize );
[image drawInRect:CGRectMake(0,0,newSize.width,newSize.height)];
UIImage* newImage = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return newImage;
}
As far as storage of the image, the fastest...
Which encoding opens CSV files correctly with Excel on both Mac and Windows?
...e Hex | HTML entity | Unicode Name | Unicode Range |
| € | 128 | 8364 | 0x80 | U+20AC | € | euro sign | Currency Symbols |
| ‚ | 130 | 8218 | 0x82 | U+201A | &sbquo...
erb, haml or slim: which one do you suggest? And why? [closed]
...ks of literal text. A small, but semantic win for me with slim is that any raw literal html with <> tags used is preceded by an explicit |. I prefer "everything is slim unless you explicitly make it literal with |" over "everything is literal until you make it haml with a %.
...
Python Regex - How to Get Positions and Values of Matches
...Z])"
for match in re.finditer(regex_with_3_groups, string):
for idx in range(0, 4):
print(match.span(idx), match.group(idx))
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Import regular CSS file in SCSS file?
...To cut the long story short, the syntax in next:
to import (include) the raw CSS-file the syntax is without .css extension at the end (results in actual read of partial s[ac]ss|css and include of it inline to SCSS/SASS):
@import "path/to/file";
to import the CSS-file in a traditional way syntax g...
Conventions for exceptions or error codes
...or codes and then switch on the result to see what error was thrown. Error ranges can be of help here, because if the only thing we are interested in is if we are in the presence of an error or not, it is simpler to check (e.g., an HRESULT error code greater or equal to 0 is success and less than ze...
What is an idiomatic way of representing enums in Go?
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Go has no concept of numeric subrange types, like e.g. Pascal's has, so Ord(Base) is not limited to 0..3 but has the same limits as its underlying numeric type. It's a language design choice, compromise between safety and performance. Consider "safe" run ti...