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Best way to alphanumeric check in JavaScript
...8) && // numeric (0-9)
!(code > 64 && code < 91) && // upper alpha (A-Z)
!(code > 96 && code < 123)) { // lower alpha (a-z)
return false;
}
}
return true;
};
Of course, there may be other considerations, such as readability....
Generating PDF files with JavaScript
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James HallJames Hall
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What does upstream mean in nginx?
...eans all requests for / go to the any of the servers listed under upstream XXX, with a preference for port 8000.
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What is the Swift equivalent to Objective-C's “@synchronized”?
... This very interesting article explains a pitfall with objc_sync_xxx: straypixels.net/swift-dictionary-locking
– Mike Taverne
Apr 30 '19 at 18:17
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How can I make a div not larger than its contents?
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Vitalii FedorenkoVitalii Fedorenko
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When should I make explicit use of the `this` pointer?
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ASkASk
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What does the “+” (plus sign) CSS selector mean?
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91
In your examples, h1>p selects any p element that is a direct (first generation) child of an h1 element. h1+p will select the first p e...
Clearing a string buffer/builder after loop
... JonJon
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javascript toISOString() ignores timezone offset [duplicate]
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91
My solution without using moment is to convert it to a timestamp, add the timezone offset, then...
Difference between String replace() and replaceAll()
...ing newString = myString.replaceAll(regex, replacement);
// __x_x____x__x_xxx____x
Example 4
Remove all whitespace.
String myString = " Horse Cow\n\n \r Camel \t\t Sheep \n Goat ";
String regex = "\\s";
String replacement = "";
String newString = myString.replaceAll(regex, ...