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How does this checkbox recaptcha work and how can I use it?

... Here is my code running without problem in PHP: Client Side: <div class="g-recaptcha" data-sitekey="PUBLIC_KEY"></div> Server Side: if (isset($_POST['g-recaptcha-response'])) { $captcha = $_POST['g-recaptcha-response']; $privatekey = "SECRET_K...
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Favicon not showing up in Google Chrome [duplicate]

...r me i was calling other .php files with full html sytax... like head body etc... into my file... removing the sytax from the source files fixed it for me – DragonFire Mar 22 '17 at 0:14 ...
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Automatic post-registration user authentication

...rity context. Here's an example based on my setup: RegistrationController.php: $token = new UsernamePasswordToken($userEntity, null, 'main', array('ROLE_USER')); $this->get('security.context')->setToken($token); Where main is the name of the firewall for your application (thanks, @Joe). Th...
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“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”

...005, but there's no progress or plan as far as I know. bugs.mysql.com/bug.php?id=9018 – Bill Karwin Jul 16 '12 at 2:23 ...
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How do I convert a hexadecimal color to rgba with the Less compiler?

... This hasn't been updated for a while but with Less PHP I am getting the following error - @colorGold: color('#C6AF87'); .box { background-color: rgba(red(@colorGold),green(@colorGold),blue(@colorGold),0.3); } Error is - Could not compile CSS file (screen.less): co...
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Regular expression to match DNS hostname or IP Address?

...mes only (and not intranet), I wrote the following snipped, a mix of shell/php but it should be applicable as any regular expression. first go to ietf website, download and parse a list of legal level 1 domain names: tld=$(curl -s http://data.iana.org/TLD/tlds-alpha-by-domain.txt | sed 1d | cut ...
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What is the difference between square brackets and parentheses in a regex?

...uestion uses keyword var in code, this probably is JavaScript). The use of php which runs on PCRE for preg matching will optimize away the lack of backtracking, however we're not in PHP either, so using classes [] instead of alternations | gives performance bonus as the match does not backtrack, and...
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Is this a “good enough” random algorithm; why isn't it used if it's faster?

...have distinctly un-uniform output. Inspired by this article about how bad php's rand() function is, I made some random matrix images using QuickRandom and System.Random. This run shows how sometimes the seed can have a bad effect (in this case favouring lower numbers) where as System.Random is pret...
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What is TypeScript and why would I use it in place of JavaScript? [closed]

...implementations by many different vendors (e.g. Google, Microsoft, Oracle, etc.). The goal of JavaScript is to be the lingua franca of the web. TypeScript is a superset of the JavaScript language that has a single open-source compiler and is developed mainly by a single vendor: Microsoft. The goal o...
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Sorting an IList in C#

...his question inspired me to write a blog post: http://blog.velir.com/index.php/2011/02/17/ilistt-sorting-a-better-way/ I think that, ideally, the .NET Framework would include a static sorting method that accepts an IList<T>, but the next best thing is to create your own extension method. It's...