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Rails 4: before_filter vs. before_action

...ller::Base, before_action is just a new syntax for before_filter. However all before_filters syntax are deprecated in Rails 5.0 and will be removed in Rails 5.1 share | improve this answer ...
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Creating PHP class instance with a string

...able functions & methods. $func = 'my_function'; $func('param1'); // calls my_function('param1'); $method = 'doStuff'; $object = new MyClass(); $object->$method(); // calls the MyClass->doStuff() method. share ...
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w3wp process not found

... w3wp.exe won't show in the running process' unless there is actually an instance of the web application running. Try to access your web page first, when it is displayed for the first time, try to attach your debugger. The process should now show up. ...
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How can I auto-elevate my batch file, so that it requests from UAC administrator rights if required?

... You can have the script call itself with psexec's -h option to run elevated. I'm not sure how you would detect if it's already running as elevated or not... maybe re-try with elevated perms only if there's an Access Denied error? Or, you could simp...
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Trying to add adb to PATH variable OSX

.../bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin:/Libs/android-sdk-mac_x86/tools:/Libs/android-sdk-mac_x86/platform-tools You're missing the /Users/simon part. Also note that if you have both .profile and .bash_profile files, only the latter gets executed. ...
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What happens if you static_cast invalid value to enum class?

...ue is specified(*), and no Undefined Behaviour (UB) is involved. More generally, as you cast from the underlying type to the enumeration type, no value in data[0] can lead to UB for the static_cast. After CWG 1766 (C++17) See CWG defect 1766. The [expr.static.cast]p10 paragraph has been strengthene...
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Regex to match only letters

...pends on what definition of "latin character" you choose. J, U, Ö, Ä can all be argued to be latin characters or not, based on your definition. But they are all used in languages that use the "latin alphabet" for writing. – Joachim Sauer Sep 1 '10 at 12:23 ...
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Send attachments with PHP Mail()?

...a convenient place in your project. Include the main script file -- require_once('path/to/file/class.phpmailer.php'); Now, sending emails with attachments goes from being insanely difficult to incredibly easy: use PHPMailer\PHPMailer\PHPMailer; use PHPMailer\PHPMailer\Exception; $email = new PHP...
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How to pass parameters to a partial view in ASP.NET MVC?

... Out of all the examples, this is the only one that fully worked for me. thanks – BrianLegg Nov 17 '15 at 21:05 ...
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What does .SD stand for in data.table in R

.SD looks useful but I do not really know what I am doing with it. What does it stand for? Why is there a preceding period (full stop). What is happening when I use it? ...