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How do you debug a regex? [closed]

...n other programming languages that also adhere to the PCRE standard (Perl, PHP, etc...). (...) Runs on Linux, Unix, Windows, Mac. share | improve this answer | ...
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Building a notification system [closed]

...══════╝ (Add time fields where you see fit) This is basically for grouping changes per object, so that you could say "You have 3 friend requests". And grouping per actor is useful, so that you could say "User James Bond made changes in your bed". This also gives ability to translate...
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IIS7 Permissions Overview - ApplicationPoolIdentity

... ApplicationPoolIdentity is actually the best practice to use in IIS7+. It is a dynamically created, unprivileged account. To add file system security for a particular application pool see IIS.net's "Application Pool Identities". The quick version: If the ...
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How to put an image in div with CSS?

I would like to have all my images in CSS (the only way I know how is to put them in as background images). 4 Answers ...
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What is the difference between POST and GET? [duplicate]

...f a new resource or the updates of existing resources or both. So essentially GET is used to retrieve remote data, and POST is used to insert/update remote data. HTTP/1.1 specification (RFC 2616) section 9 Method Definitions contains more information on GET and POST as well as the other HTTP met...
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Markdown and image alignment

...de a class name like so (PHP Markdown Extra): ![Flowers](/flowers.jpeg){.callout} or, alternatively (Maruku, Kramdown, Python Markdown): ![Flowers](/flowers.jpeg){: .callout} Then, of course, you can use a stylesheet the proper way: .callout { float: right; } If yours supports this syn...
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How can I display an RTSP video stream in a web page?

... All you need to do is to upgrade your camera to Standard/Professional package and you will be able to embed your camera into your web page. – Adorjan Princz Apr 23 '17 at 20:10 ...
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“Eliminate render-blocking CSS in above-the-fold content”

...n of jQuery's .ready() to defer scripts until the page had loaded fully, all I had to do was inline that particular function and move the full scripts to the end of the page. That worked great. ...
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How to show particular image as thumbnail while implementing share on Facebook?

...http://blog.capstrat.com/articles/facebook-share-thumbnail-image/ Specifically, use a tag like the following: <link rel="image_src" type="image/jpeg" href="http://www.domain.com/path/icon-facebook.gif" /> The name of the image must be the same as in the example. Click "Makin...
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Is Meyers' implementation of the Singleton pattern thread safe?

...rently while the variable is being initialized, the concurrent execution shall wait for completion of the initialization. GCC and VS support for the feature (Dynamic Initialization and Destruction with Concurrency, also known as Magic Statics on MSDN) is as follows: Visual Studio: supported sinc...