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java.util.Date vs java.sql.Date

...ate component as one long and time component as another, for example right now would be 20100221 and 154536123. These magic numbers can be used in SQL queries and will be portable from database to another and will let you avoid this part of JDBC/Java Date API:s entirely. ...
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What is the python “with” statement designed for?

...me, so I only add it for the sake of completeness: the with statement simplifies exception handling by encapsulating common preparation and cleanup tasks in so-called context managers. More details can be found in PEP 343. For instance, the open statement is a context manager in itself, which lets y...
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How to bind RadioButtons to an enum?

...ureInfo culture) { string parameterString = parameter as string; if (parameterString == null) return DependencyProperty.UnsetValue; if (Enum.IsDefined(value.GetType(), value) == false) return DependencyProperty.UnsetValue; object parameterValue = Enum.Parse(value.GetT...
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USB Debugging option greyed out

...our phone to your PC, using the USB cable, select the mode as PC Software. Now you should be able to enable USB Debugging. share | improve this answer | follow ...
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Devise form within a different controller

... As Andres says, the form calls helpers which are specified by Devise and so aren't present when you access a Devise form from a non-Devise controller. To get around this, you need to add the following methods to the helper class of the controller you wish to display the form u...
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How to add minutes to my Date

...lang3.time package int addMinuteTime = 5; Date targetTime = new Date(); //now targetTime = DateUtils.addMinutes(targetTime, addMinuteTime); //add minute share | improve this answer | ...
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iPad/iPhone hover problem causes the user to double click a link

... This has its flaws. If you click a link with target="_blank" it will open in the same window AND in a new window. – rybo111 Nov 19 '13 at 0:36 ...
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'Missing recommended icon file - The bundle does not contain an app icon for iPhone / iPod Touch of

...@3x support added? Yes, you need to add a 120x120 high resolution icon. Now, if you want to target only iOS 7, you just need 76 x 76, 120 x 120 and 152 x 152 icon sizes. If you also want to target iOS 6, you’ll need 57 x 57, 72 x 72, 76 x 76, 114 x 114, 120 x 120, 144 x 144 and 152 x 152 icon s...
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Firebug-like debugger for Google Chrome

...specific issues. If I want deeper introspection, I can do it with Firebug. Now with IE8's new developer mode, all the major browsers have builtin dev modes. Good times. – guns Apr 27 '09 at 9:32 ...
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What is the purpose of a stack? Why do we need it?

So I am learning MSIL right now to learn to debug my C# .NET applications. 7 Answers 7...