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PHP and Enumerations
...ever, other use cases may require more validation of constants and values. Based on the comments below about reflection, and a few other notes, here's an expanded example which may better serve a much wider range of cases:
abstract class BasicEnum {
private static $constCacheArray = NULL;
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How to mock the Request on Controller in ASP.Net MVC?
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Using Moq:
var request = new Mock<HttpRequestBase>();
// Not working - IsAjaxRequest() is static extension method and cannot be mocked
// request.Setup(x => x.IsAjaxRequest()).Returns(true /* or false */);
// use this
request.SetupGet(x => x.Headers).Returns(
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How to redirect to previous page in Ruby On Rails?
...to(request.env['HTTP_REFERER'])
http://apidock.com/rails/ActionController/Base/redirect_to (pre Rails 3) or http://apidock.com/rails/ActionController/Redirecting/redirect_to (Rails 3)
Please note that redirect_to(:back) is being deprecated in Rails 5. You can use
redirect_back(fallback_location:...
How do I use regex in a SQLite query?
...r defined function which must first be defined and loaded into the the database. Maybe some sqlite distributions or GUI tools include it by default, but my Ubuntu install did not. The solution was
sudo apt-get install sqlite3-pcre
which implements Perl regular expressions in a loadable module in ...
Adding List.add() another list
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to randomize (or permute) a dataframe rowwise and columnwise?
...is in matrix form convert into data.frame
use the sample function from the base package
indexes = sample(1:nrow(df1), size=1*nrow(df1))
Random Samples and Permutations
How to save and restore multiple different sessions in Vim?
...under ~/.vim/sessions and load it back again once Vim is opened. It's also based on you current path, so if you open Vim from different directories you will have different sessions, which is quite useful when working on different projects.
Just edit your ~/.vimrc file and add the following:
functi...
Add custom messages in assert?
...on combination. you can define your own macro/function, using __FILE__, __BASE_FILE__, __LINE__ etc, with your own function that takes a custom message
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How do I get the web page contents from a WebView?
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This is an answer based on jluckyiv's,
but I think it is better and simpler to change Javascript as follows.
browser.loadUrl("javascript:HTMLOUT.processHTML(document.documentElement.outerHTML);");
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What's the difference between window.location and document.location in JavaScript?
...tion is read-only in Internet Explorer (at least), but read/write in Gecko-based browsers (Firefox, SeaMonkey).
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