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std::string to float or double
...e temp = winOpacity.toDouble();
Extra note:
If the input data is a const char*, QByteArray::toDouble will be faster.
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Colorizing text in the console with C++
...out << k << " I want to be nice today!" << endl;
}
Character Attributes
Here is how the "k" value be interpreted.
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Read and parse a Json File in C#
... Additionally, it checks whether the path elements to combine have invalid chars.
See https://stackoverflow.com/a/32071002/4420355
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Check if one IEnumerable contains all elements of another IEnumerable
...ter than the others. Thanks for the tip.
– Brandon Zacharie
Jul 18 '10 at 11:21
2
This does not w...
How to find encoding of a file via script on Linux?
...ill output MIME-type information for the file, which will also include the character-set encoding. I found a man-page for it, too :)
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How to generate unique ID with node.js
...
The fastest possible way to create random 32-char string in Node is by using native crypto module:
const crypto = require("crypto");
const id = crypto.randomBytes(16).toString("hex");
console.log(id); // => f9b327e70bbcf42494ccb28b2d98e00e
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Remove all classes that begin with a certain string
...
Careful with this one. Word boundary splits on dash character ('-') and dots and others, so class names like "bg.a", "bg-a" etc. will not be removed but replaced with ".a", "-a" etc. So if you have classnames with punctuation characters you may run into trouble by just running...
From Arraylist to Array
...
The method toArray(T[]) in the type ArrayList<Character> is not applicable for the arguments (char[])
– Aaron Franke
Apr 2 '18 at 4:28
add a co...
Grep characters before and after match?
...
3 characters before and 4 characters after
$> echo "some123_string_and_another" | grep -o -P '.{0,3}string.{0,4}'
23_string_and
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Swift - encode URL
.../test"
let escapedString = originalString.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)
print(escapedString!)
Output:
test%2Ftest
Swift 1
In iOS 7 and above there is stringByAddingPercentEncodingWithAllowedCharacters
var originalString = "test/test"
var escapedString = orig...