OK, so what I need is fairly straightforward. I have set up a navbar with some dropdown menus in it (using class=”dropdown-toggle” data-toggle=”dropdown”), and it works fine. The thing is it works “onClick”, while I would prefer if it worked “onHover”. Is there …
Author: admin@master
Converting float values to a grayscale hex color value
this question is quick and simple. I’ve a 2d array of floats ( 0,0000000 to 1,0000000 ) and i want to convert those numbers to a color value ( #000000 to #ffffff ). note that i’m talking about just grayscale values. 0 = black | … | 0.5 = middle gray | … | 1 = white does anyone know
How to accept MathML from Windows Math Input Panel?
The question How do i accept MathML? already explains how to handle output from Windows 7 and Windows 8 Math Input Panel using native Windows code. Is it possible to do the same with any web browser using just JavaScript (that is, no silverlight or any other plugin allowed)? I understand that the MathML input…
Module not found error in node.js
I am new to node.js, this is my first node application so, please excuse me if I’m asking obvious question. I have a file called utils.js and I need to have functions defined in that file to be available in main.js. So I tried giving require(utils.js) But it is throwing me this error: My main.js is unde…
Determine if a word is a reserved Javascript identifier
Is it possible in Javascript to determine if a certain string is a reserved language keyword such as switch, if, function, etc.? What I would like to do is escaping reserved identifiers in dynamically generated code in a way that doesn’t break on browser-specific extensions. The only thought coming to m…
How to make a MongoDB query sort on strings with -number postfix?
I have a query: That returns the following array sorted: The problem is that it seems to sort on the first numeric character so it thinks the proper sequence is 1, 10, 2, 3, etc…. what I really want is for it to sort on both the whole numerical part so that 10 would be at the end. I’d prefer
Combine linkTo and action helpers in Ember.js
I need to combine linkTo and action helpers in Ember.js. My code is: But I would like to make this something like this: And also: To: How can I achieve this? Solution Check my answer for Ember 2.0 compatible, OK for SEO solution. Answer Ember Link Action addon This is OK for SEO solution! Install addon Usage …
JavasScript function undefined
i’ve got an html element declared as so: and the javascript function switchViews is declared post-html as such: when I click on the html element, i get thrown a JS error saying “Object Exepcted”, and in the google chrome script debugger it says that switchViews is undefined. Why would it thi…
Primefaces selectOneMenu displaying when label is empty
For some reason selectOneMenu is showing when selecting an option with an empty label. When first loading the page, it works fine, but if I select the blank option in my list, it displays any idea what could be causing this? and how to fix it? Answer The problem has been resolved by the …
Javascript equivalent of Python’s dict.setdefault?
In Python, for a dictionary d, sets d[‘key’] = value if ‘key’ was not in d, and otherwise leaves it as it is. Is there a clean, idiomatic way to do this on a Javascript object, or does it require an if statement? Answer It’s basically like using an if statement, but shorter: Or U…