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Do I need elements in persistence.xml?

...e Java EE 5 tutorial: <persistence> <persistence-unit name="OrderManagement"> <description>This unit manages orders and customers. It does not rely on any vendor-specific features and can therefore be deployed to any persistence provider. ...
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ASP.NET MVC: What is the purpose of @section? [closed]

... @section is for defining a content are override from a shared view. Basically, it is a way for you to adjust your shared view (similar to a Master Page in Web Forms). You might find Scott Gu's write up on this very interesting. Edit: Based on additional question clarification The @RenderSection...
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Quickest way to convert a base 10 number to any base in .NET?

...comments, Convert.ToString only supports the following limited - but typically sufficient - set of bases: 2, 8, 10, or 16. Update (to meet the requirement to convert to any base): I'm not aware of any method in the BCL which is capable to convert numbers to any base so you would have to write you...
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Handling click events on a drawable within an EditText

... You should add v.getLeft() to x and v.getTop() to y in order to get the correct position. – André Mar 25 '13 at 14:16 3 ...
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Is there an easy way to add a border to the top and bottom of an Android View?

I have a TextView and I'd like to add a black border along its top and bottom borders. I tried adding android:drawableTop and android:drawableBottom to the TextView, but that only caused the entire view to become black. ...
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How do you access the matched groups in a JavaScript regular expression?

...not very intuitive. This lead to the proposal of the String.prototype.matchAll method. This new method is expected to ship in the ECMAScript 2020 specification. It gives us a clean API and solves multiple problems. It has been started to land on major browsers and JS engines as Chrome 73+ / Node 12+...
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Attach parameter to button.addTarget action in Swift

... I appreciate everyone saying use tags, but really you need to extend the UIButton class and simply add the object there.. Tags are a hopeless way round this. Extend the UIButton like this (in Swift 4) import UIKit class PassableUIButton: UIButton{ var params: Dic...
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How to convert a String to its equivalent LINQ Expression Tree?

...nking as a Where clause. If necessary, put it inside a list/array just to call .Where(string) on it! i.e. var people = new List<Person> { person }; int match = people.Where(filter).Any(); If not, writing a parser (using Expression under the hood) isn't hugely taxing - I wrote one similar (a...
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PhoneGap Eclipse Issue - eglCodecCommon glUtilsParamSize: unknow param errors

...t Filter. Enter ^(?!eglCodecCommon) into the "by Log Tag (regex)" field in order to strip out the unwanted lines from the Logcat output. share | improve this answer | follow ...
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Simulator error FBSSystemServiceDomain code 4

...n installation of an app, SpringBoard will SIGKILL that app's process in order to force a relaunch of the app with the new executable. The problem is that there is a race condition whereby SpringBoard may accidentally SIGKILL a new process that we just launched rather than the old process. ...