Change Photo
Amelia Monahan

Answers by Amelia Monahan

Checking if a variable is an integer?

You can use the is_a? method >> 1.is_a? Integer => true >> "[email protected]".is_a? Integer => false >> nil.is_...

Regular expression to allow spaces between words?

tl;dr Just add a space in your character class. ^[a-zA-Z0-9_ ]*$   Now, if you want to be strict... The above isn't exactly corre...

Explanation of the UML arrows?

Here's some explanations from the Visual Studio 2015 docs: UML Class Diagrams: Reference: https://msdn.microsoft.com/library/dd409437%28VS...

Select DISTINCT and MAX in the same query?

I think Itay Moav-Malimovka's solution is just perfect, however if you really want to have two columns you could use .... select distinct...

MySQL error: key specification without a key length?

The error happens because MySQL can index only the first N chars of a BLOB or TEXT column. So The error mainly happens when there is a fie...

Attach event listener through javascript to radio button?

For in loops in JavaScript return the keys, not the values. To get the for in loop to work, assuming you haven't added custom properties ...

Align two divs horizontally side by side center to the page using bootstrap css?

This should do the trick: <div class="container"> <div class="row"> <div class="col-xs-6"> ONE ...

How does one change nagios default url to custom url??

You will need to edit the cgi.cfg file for Nagios. vim /usr/local/nagios/etc/cgi.cfg Change url_html_path=/nagios to url_html_path=/ Ed...

Fiddler not capturing traffic from browsers?

Not sure if this is relevant but I had the same problem with Fiddler after the last update (v2.4.5.0). I turned all filters off but still...

Error due to #include<graphics.h>?

graphics.h is a non-standard header. Most likely it refers to the old BGI graphics library of the Turbo C DOS compiler. It will only work ...

iOS9 Developer Trust App No Internet Connection Error?

I'm currently having this problem right now too, Cellular, and quitting Settings didn't help. This article (https://support.apple.com/en-...

Input text dialog Android?

Sounds like a good opportunity to use an AlertDialog. As basic as it seems, Android does not have a built-in dialog to do this (as far as...

AS3: Random Point on Irregular Shape?

You mentioned hitTest, but I assume you meant hitTestPoint(). If so, a function go get the random points you mention, would look a bit li...

What's the purpose of META-INF??

Generally speaking, you should not put anything into META-INF yourself. Instead, you should rely upon whatever you use to package up your...

Int or Number DataType for DataAnnotation validation attribute?

For any number validation you have to use different different range validation as per your requirements : For Integer [Range(0, int.Max...