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Validating IPv4 addresses with regexp

...idation, but without much luck. It seemed at one point I had had it with (25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?(\.|$)){4} , but it produces some strange results: ...
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Avoid duplicates in INSERT INTO SELECT query in SQL Server

... 204 Using NOT EXISTS: INSERT INTO TABLE_2 (id, name) SELECT t1.id, t1.name FROM TABLE_...
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Disable, but not uninstall Resharper 4.x onwards

... | edited May 23 '17 at 12:01 Community♦ 111 silver badge answered Oct 31 '08 at 11:07 ...
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Binary search (bisection) in Python

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HTTPURLConnection Doesn't Follow Redirect from HTTP to HTTPS

... 120 Redirects are followed only if they use the same protocol. (See the followRedirect() method in ...
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Get file name from URL

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Hidden Features of Xcode 4

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Best lightweight web server (only static content) for Windows [closed]

... Bruno Brant 7,30244 gold badges3535 silver badges7575 bronze badges answered Feb 25 '11 at 15:50 ARFARF ...
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Suppress warning CS1998: This async method lacks 'await'

... | edited Apr 29 '14 at 16:16 Lorenzo Polidori 9,06699 gold badges4242 silver badges5656 bronze badges ...
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C# constructor execution order

... | edited Dec 11 '19 at 20:53 howcheng 1,46911 gold badge99 silver badges1515 bronze badges answered D...