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Display the current time and date in an Android application

...Toast.makeText(this, formattedDate, Toast.LENGTH_SHORT).show(); // Now we display formattedDate value in TextView TextView txtView = new TextView(this); txtView.setText("Current Date and Time : "+formattedDate); txtView.setGravity(Gravity.CENTER); txtView.setT...
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Adding up BigDecimals using Streams

... map it to a Stream<BigDecimal> and then reduce it to a BigDecimal. Now, from an OOP design point I would advice you to also actually use the total() method, which you have already defined, then it even becomes easier: List<Invoice> invoiceList = new ArrayList<>(); //populate Big...
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How can you debug a CORS request with cURL?

...ts CORS. Rationale for alternative answer I google this question every now and then and the accepted answer is never what I need. First it prints response body which is a lot of text. Adding --head outputs only headers. Second when testing S3 URLs we need to provide additional header -H "Access-...
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Is there a command to refresh environment variables from the command prompt in Windows?

... @itsadok - given that this is now the accepted answer, you should add a brief explaination at the start to put the script in context. i.e point out that it isn't possible to propagate an env var change to an open cmd.exe without manually updating as abov...
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How to unset a JavaScript variable?

...123 }; var foo = new Foo(); // foo.bar is 123 foo.bar = 456; // foo.bar is now 456 delete foo.bar; // foo.bar is 123 again. So be careful. EDIT: My answer is somewhat inaccurate (see "Misconceptions" at the end). The link explains all the gory details, but the summary is that there can be big dif...
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Is it possible to override the configuration of a plugin already defined for a profile in a parent P

... Ohh, ok, I get it now. However, I'm not sure (but I may be wrong) you can override a pom partially so I don't have any better solution with the provided details. – Pascal Thivent Nov 23 '09 at 12:29 ...
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Why is not in HTML 5 Tag list while is?

...hy it wasn't, not that I agree with it. From the docs: "The small element now represents small print (for side comments and legal print)." dev.w3.org/html5/html4-differences – Nick Craver♦ Feb 14 '10 at 3:40 ...
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How to get the result of OnPostExecute() to main activity because AsyncTask is a separate class?

...is two classes. My main Activity and the one that extends the AsyncTask , Now in my main Activity I need to get the result from the OnPostExecute() in the AsyncTask . How can I pass or get the result to my main Activity? ...
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AngularJS UI Router - change url without reloading state

... or not sync but all i have to work with is the old and new url. How do i know that this is an instance where all i want to do is update the params with only two urls to work with? Would the logic be.... ( if the old state and new state are the same then don't reload the controller? ) I'm confused. ...
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In pure functional languages, is there an algorithm to get the inverse function?

...n this result, as well as the number of times it can have called f. Define now a family of functions g j (B1 : B0 : ... (n+j times) ... B0 : ls) = B0 : ... (n+j times) ... B0 : B1 : ls g j (B0 : ... (n+j times) ... B0 : B1 : ls) = B1 : B0 : ... (n+j times) ... B0 : ls g j l = l Clearly, for...