I'm trying to implement a horizontal multilevel dropdown navigation menu. Immediately below (vertically) the menu, I've got a YouTube video embedded via iframe. If I hover over one of the main lev...

Please consider the below piece of code: HashSet hs = new HashSet(); hs.add("hi"); -- (1) hs.add("hi"); -- (2) hs.size() will give 1 as HashSet doesn't allow duplicates so only one element will...

I have an error "No identities are available for signing" when try to validate my app in Xcode 5. I tried all: Recreate certificates and provisioning profiles, all methods which have been describe...

If I create an iframe like this: var dialog = $('<div id="' + dialogId + '" align="center"><iframe id="' + frameId + '" src="' + url + '" width="100%" frameborder="0" height="'+frameHeight...

I have this div: <div style='overflow:scroll; width:400px;height:400px;'>here is some text</div> The scrollbars are always visible, even though the text does not overflow. I want to make ...

I'd like to use the execSync method which was added in NodeJS 0.12 but still have the output in the console window from which i ran the Node script. E.g. if I run a NodeJS script which has the fo...

Guava offers a nice shortcut for initializing a map. However I get the following compiler error (Eclipse Indigo) when my map initializes to nine entries. The method of(K, V, K, V, K, V, K, V, K...

I'm looking for a method of turning a NSMutableArray into a string. Is there anything on a par with this Ruby array method? >> array1 = [1, 2, 3] >> array1.join(',') => "1,2,3" Cheers!

I have an empty dictionary. Name: dict_x It is to have keys of which values are lists. From a separate iteration, I obtain a key (ex: key_123), and an item (a tuple) to place in the list of dict_...

I recently started working in Node.js and in the app.js file there is this line: app.use(express.favicon()); Now, how do I set up my own custom favicon.ico?