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What is a non-capturing group in regular expressions?
... with an example.
Consider the following text:
http://stackoverflow.com/
https://stackoverflow.com/questions/tagged/regex
Now, if I apply the regex below over it...
(https?|ftp)://([^/\r\n]+)(/[^\r\n]*)?
... I would get the following result:
Match "http://stackoverflow.com/"
Group 1: "h...
How do I pronounce “=>” as used in lambda expressions in .Net
...
You gotta tell me where else on the planet anyone calls this "wang." I had a team member tell me it was a "wang" and the only place on teh internetz any of us can find it is on this answer.
– Kristopher
May 7 '14 at 20:03
...
How to cast List to List
...y other modern amenities has left me epically disappointed. -- Meanwhile, .NET has two separate extension methods for this -- one called .Cast<T>() and one called .OfType<T>(). The former performs a cast on each element (throwing the desired exceptions) while the latter filters out elem...
Using PowerShell to write a file in UTF-8 without the BOM
...
Using .NET's UTF8Encoding class and passing $False to the constructor seems to work:
$MyRawString = Get-Content -Raw $MyPath
$Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False
[System.IO.File]::WriteAllLines($MyPath, $...
Preserving order with LINQ
...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 compare types
...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 an IPv4 address into a integer in C#?
...turns the unsigned 32-bit value of the IPv4 address (the catch is, it's in network byte order, so you need to swap it around).
For example, my local google.com is at 64.233.187.99. That's equivalent to:
64*2^24 + 233*2^16 + 187*2^8 + 99
= 1089059683
And indeed, http://1089059683/ works as expect...
Why do my list item bullets overlap floating elements
...loat: left;
}
.table {
display: table;
}
<img class="img" src="https://via.placeholder.com/350x350" alt="">
<ul>
<li>Test content</li>
<li>Test content</li>
<li>Test content</li>
</ul>
<ul class="table">
<li>Te...
How to send an email using PHP?
...
You could also use PHPMailer class at https://github.com/PHPMailer/PHPMailer .
It allows you to use the mail function or use an smtp server transparently. It also handles HTML based emails and attachments so you don't have to write your own implementation.
The ...
How do I remove diacritics (accents) from a string in .NET?
...deletion of diacritics is a purely graphical matter, indepentent on the phonetics or history of the letter. Letters like ä ö ü got created by adding a superscript "e" to the base letters, thus the "ae" decomposition makes sense historically. It depends on the goal - to remove the graphical marks,...