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How to change the background color of a UIButton while it's highlighted?

At some point in my app I have a highlighted UIButton (for example when a user has his finger on the button) and I need to change the background color while the button is highlighted (so while the finger of the user is still on the button). ...
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How to align content of a div to the bottom

...into issues with that. When I tried it I had problems with dropdown menus appearing below the content. It's just not pretty. Honestly, for vertical centering issues and, well, any vertical alignment issues with the items aren't fixed height, it's easier just to use tables. Example: Can you do th...
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How do I parse JSON with Ruby on Rails? [duplicate]

...ort_url and long_url. Than, to get the shortUrl and associate it with the appropriate Site object, you can do something like: parsed_json["results"].each do |longUrl, convertedUrl| site = Site.find_by_long_url(longUrl) site.short_url = convertedUrl["shortUrl"] site.save end ...
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URL Fragment and 302 redirects

...long with some clarifications as to when use of fragments would not be appropriate. (Section 7.1.2) The important points from Section 7.1.2. Location: If the Location value provided in a 3xx (Redirection) response does not have a fragment component, a user agent MUST process the redir...
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How to have an automatic timestamp in SQLite?

I have an SQLite database, version 3 and I am using C# to create an application that uses this database. 7 Answers ...
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“The remote certificate is invalid according to the validation procedure.” using Gmail SMTP server

...roduction BUT.. I'm making a prototype of something. The test server they happened to provide me with forces me to use SSL. Working with certificates is pretty new for me, so I just want a QUICK WAY OUT, which imho is fine since I WILL NOT USE IT IN PRODUCTION – TweeZz ...
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Does ARC support dispatch queues?

I'm reading apple's documentation about "Memory Management for Dispatch Queues": 2 Answers ...
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Callback when CSS3 transition finishes

...t be handy for, here is a jQuery dependent function I had success with for applying a CSS animation via a CSS class, then getting a callback from afterwards. It may not work perfectly since I had it being used in a Backbone.js App, but maybe useful. var cssAnimate = function(cssClass, callback) { ...
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Finding JavaScript memory leaks with Chrome

... I appreciate your effort. Indeed, the three snapshot technique is regularly mentioned in tutorials. Unfortunately, the details are often left out. For instance, I appreciate the introduction of the $0 function in the console, t...
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How to make a transparent HTML button?

... For me, I had to apply the property "cursor: pointer" to button:hover. With solely button it did not work. – Spixmaster Aug 14 at 9:58 ...