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What is the difference between float and double?
...ision of 7 digits. While it may store values with very large or very small range (+/- 3.4 * 10^38 or * 10^-38), it has only 7 significant digits.
Type double, 64 bits long, has a bigger range (*10^+/-308) and 15 digits precision.
Type long double is nominally 80 bits, though a given compiler/OS pa...
How to sort strings in JavaScript
...order"
When "playing" with these implementations, I always noticed some strange "natural sorting order" choice, or rather mistakes (or omissions in the best cases).
Typically, special characters (space, dash, ampersand, brackets, and so on) are not processed correctly.
You will then find them app...
How to calculate “time ago” in Java?
... him/her some love too.
This cleaned up version allows you to specify the range of time you might be interested in.
It also handles the " and " part a little differently. I often find when joining strings with a delimiter it's ofter easier to skip the complicated logic and just delete the last ...
Transpose/Unzip Function (inverse of zip)?
... hundreds of thousands of elements or more).
– ShadowRanger
Sep 5 '19 at 15:05
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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...
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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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...
How can I replace a newline (\n) using sed?
...retrieve the lines from the hold space
with x, g, or G; or (3) use address ranges (see section 3.3, above)
to match lines between two specified addresses.
Choices (1) and (2) will put an \n into the pattern space, where it
can be addressed as desired ('s/ABC\nXYZ/alphabet/g'). One example
of using '...
How to move certain commits to be based on another branch in git?
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The simplest thing you can do is cherry picking a range. It does the same as the rebase --onto but is easier for the eyes :)
git cherry-pick quickfix1..quickfix2
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