大约有 18,420 项符合查询结果（耗时：0.0231秒） [XML]
Why does HTML5 form-validation allow emails without a dot?
...is MDN page it shows the regex browsers should use to validate the email:
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/email#Validation
You can slightly change this regex to require at least one dot in the domain name: change the star * at the end of the regex to a plus +. Then ...
Selecting element by data attribute
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Get items where the value starts with
document.querySelectorAll('[href^="https://"]')
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How to convert string to Title Case in Python?
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Potential library: https://pypi.org/project/stringcase/
Example:
import stringcase
stringcase.camelcase('foo_bar_baz') # => "fooBarBaz"
Though it's questionable whether it will leave spaces in. (Examples show it removing space, but ther...
Is there a portable way to print a message from the C preprocessor?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
What is the difference between UTF-8 and ISO-8859-1?
...lly use Windows-1252 for 8-bit values rather than Unicode code points; per https://html.spec.whatwg.org/#numeric-character-reference-end-state, … will produce U+2026 rather than U+0085.
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Send Email Intent
..., I've tested it on Android 4.4, and works perfectly. See more examples at https://developer.android.com/guide/components/intents-common.html#Email
public void composeEmail(String[] addresses, String subject) {
Intent intent = new Intent(Intent.ACTION_SENDTO);
intent.setData(Uri.parse("mail...
What's the difference between comma separated joins and join on syntax in MySQL? [duplicate]
...difference in the order of precedence.
excerpt from MySQL Reference Manual
https://dev.mysql.com/doc/refman/5.6/en/join.html
INNER JOIN and , (comma) are semantically equivalent in the absence of a join condition: both produce a Cartesian product between the specified tables (that is, each and ever...
Find first element by predicate
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to convert latitude or longitude to meters?
...(1-a));
var d = R * c;
return d * 1000; // meters
}
Explanation: https://en.wikipedia.org/wiki/Haversine_formula
The haversine formula determines the great-circle distance between two points on a sphere given their longitudes and latitudes.
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How can I present a file for download from an MVC controller?
...t custom action result for downloading files that are created on the fly:
https://acanozturk.blogspot.com/2019/03/custom-actionresult-for-files-in-aspnet.html
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