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Check whether an input string contains a number in javascript
...oal is to validate an input field. The input may be either alphabetic or numeric.
12 Answers
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Scrolling child div scrolls the window, how do I stop that?
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You can inactivate the scrolling of the whole page by doing something like this:
<div onmouseover="document.body.style.overflow='hidden';" onmouseout="document.body.style.overflow='auto';"></div>
s...
Detect IE version (prior to v9) in JavaScript
...ng a version of Internet Explorer prior to v9. It's just not worth our time and money to support IE pre-v9 . Users of all other non-IE browsers are fine and shouldn't be bounced. Here's the proposed code:
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Ignore Typescript Errors “property does not exist on value of type”
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I know the question is already closed but I've found it searching for same TypeScriptException, maybe some one else hit this question searching for this problem.
The problem lays in missing TypeScript typing:
var coordinates = outerElement[0].getBBox();
Throws The property 'getBBox' does not ex...
AngularJS - pass function to directive
...ope from inside an isolate scope directive, use dash-separated attribute names in the HTML like the OP said.
Also if you want to send a parameter to your function, call the function by passing an object:
<test color1="color1" update-fn="updateFn(msg)"></test>
JS
var app = angular.m...
Is there an exponent operator in C#?
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The C# language doesn't have a power operator. However, the .NET Framework offers the Math.Pow method:
Returns a specified number raised to the specified power.
So your example would look like this:
float Result, Number1, Number2;
Number1 = 2;
Number2 = 2;
Result = Math.Pow(Number1, Numbe...
Changing the interval of SetInterval while it's running
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Use setTimeout() instead. The callback would then be responsible for firing the next timeout, at which point you can increase or otherwise manipulate the timing.
EDIT
Here's a generic function you can use to apply a "decelerating" ...
Insert code into the page context using a content script
I'm learning how to create Chrome extensions. I just started developing one to catch YouTube events. I want to use it with YouTube flash player (later I will try to make it compatible with HTML5).
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Are booleans as method arguments unacceptable? [closed]
A colleague of mine states that booleans as method arguments are not acceptable . They shall be replaced by enumerations. At first I did not see any benefit, but he gave me an example.
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Example: Communication between Activity and Service using Messaging
I couldn't find any examples of how to send messages between an activity and a service, and I have spent far too many hours figuring this out. Here is an example project for others to reference.
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