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Setting log level of message at runtime in slf4j

...j that can be efficiently mapped to the Level (or equivalent) type used in all of the possible logging implementations behind the facade. Alternatively, the designers decided that your use-case is too unusual to justify the overheads of supporting it. Concerning @ripper234's use-case (unit testing...
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HTML text-overflow ellipsis detection

I have a collection of block elements on a page. They all have the CSS rules white-space, overflow, text-overflow set so that overflowing text is trimmed and an ellipsis is used. ...
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Running PostgreSQL in memory only

I want to run a small PostgreSQL database which runs in memory only, for each unit test I write. For instance: 8 Answers ...
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When should I use Debug.Assert()?

...s for a while in C++ and C, but had no idea they existed in C# and .NET at all until recently. 20 Answers ...
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“var” or no “var” in JavaScript's “for-in” loop?

...erties, so using the standard "for in" loop w/o the var statement will actually fail and return a ReferenceError. – dkugappi Jun 11 '13 at 15:01 2 ...
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Receiver not registered exception error?

...he code that you didn't include in this post) or was not registered, then call to unregisterReceiver throws IllegalArgumentException. In your case you need to just put special try/catch for this exception and ignore it (assuming you can't or don't want to control number of times you call unregisterR...
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Is “for(;;)” faster than “while (TRUE)”? If not, why do people use it?

... It's not faster. If you really care, compile with assembler output for your platform and look to see. It doesn't matter. This never matters. Write your infinite loops however you like. ...
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node.js child process - difference between spawn & fork

... node process. You can add listeners for the process you have spawned, to allow your code interact with the spawned process, but no new V8 instance is created(unless of course your command is another Node command, but in this case you should use fork!) and only one copy of your node module is activ...
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Clear the entire history stack and start a new activity on Android

... need to close the application then while starting Activity B from A just call finish() this will prevent android from storing Activity A in to the Backstack.eg for activity A is Loding/Splash screen of application. Intent newIntent = new Intent(A.this, B.class); startActivity(newIntent); finish();...
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entity object cannot be referenced by multiple instances of IEntityChangeTracker. while adding relat

... I might be missing something here, but in some ORMs (especially EntityFramework) the data context should always be shortlived. Introducing a static or re-used context will introduce a whole other set of challenges and problems. – Maritim Oct 13 ...