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Async image loading from url inside a UITableView cell - image changes to wrong image while scrollin

...oll the table the images will change a few times until the scroll will end and the image will go back to the right image. I have no idea why this is happening. ...
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How to output a multiline string in Bash?

... -d '' help <<- EOF ... to read the multiline string into a variable and then echoed the result. – helpermethod Jun 10 '12 at 21:11 3 ...
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Android JSONObject - How can I loop through a flat JSON object to get each key and value

How I can get each item's key and value without knowing the key nor value beforehand? 5 Answers ...
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How do you add an in-app purchase to an iOS application?

How do you add an in-app purchase to an iOS app? What are all the details and is there any sample code? 5 Answers ...
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How can I String.Format a TimeSpan object with a custom format in .NET?

... Please note: this answer is for .Net 4.0 and above. If you want to format a TimeSpan in .Net 3.5 or below please see JohannesH's answer. Custom TimeSpan format strings were introduced in .Net 4.0. You can find a full reference of available format specifiers at th...
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What Ruby IDE do you prefer? [closed]

I've been using Eclipse with RDT (not RadRails) a lot lately, and I'm quite happy with it, but I'm wondering if you guys know any decent alternatives. I know NetBeans also supports Ruby these days, but I'm not sure what it has to offer over Eclipse. ...
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Parse RSS with jQuery

... WARNING The Google Feed API is officially deprecated and doesn't work anymore! No need for a whole plugin. This will return your RSS as a JSON object to a callback function: function parseRSS(url, callback) { $.ajax({ url: document.location.protocol + '//ajax.googlea...
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Making a div vertically scrollable using CSS

...bar can be triggered with any property overflow, overflow-x, or overflow-y and each can be set to any of visible, hidden, scroll, auto, or inherit. You are currently looking at these two: auto - This value will look at the width and height of the box. If they are defined, it won't let the box expa...
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Surrogate vs. natural/business keys [closed]

... Both. Have your cake and eat it. Remember there is nothing special about a primary key, except that it is labelled as such. It is nothing more than a NOT NULL UNIQUE constraint, and a table can have more than one. If you use a surrogate key, y...
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How to link Docker services across hosts?

...allows servers from multiple containers to connect to each other via links and service discovery . However, from what I can see this service discovery is host-local. I would like to implement a service that uses other services hosted on a different machine. ...