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Functional style of Java 8's Optional.ifPresent and if-not-Present?

...n Java 8, I want to do something to an Optional object if it is present, and do another thing if it is not present. 12 An...
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How to implement onBackPressed() in Fragments?

Is there a way in which we can implement onBackPressed() in Android Fragment similar to the way in which we implement in Android Activity? ...
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Is there a list of Pytz Timezones?

...This timestamp is in UTC my_ct = datetime.datetime.now(tz=pytz.UTC) # Now convert it to another timezone new_ct = my_ct.astimezone(tz) >>> new_ct.isoformat() 2017-01-13T11:29:22.601991-05:00 share | ...
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How does strtok() split the string into tokens in C?

... strtok will tokenize a string i.e. convert it into a series of substrings. It does that by searching for delimiters that separate these tokens (or substrings). And you specify the delimiters. In your case, you want ' ' or ',' or '.' or '-' to be the delimiter...
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Setting HTTP headers

...ight request receives a 200 OK after which the the OPTIONS method will get converted to GET,POST,PUT or what ever is your request type. share | improve this answer | follow ...
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JAX-RS / Jersey how to customize error handling?

... One obvious solution: take in a String, convert to Date yourself. That way you can define format you want, catch exceptions and either re-throw or customize error being sent. For parsing, SimpleDateFormat should work fine. I am sure there are ways to hook handlers...
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Python: How to get stdout after running os.system? [duplicate]

... didn't. I'm using ubuntu and this command: out = os.system('ffmpeg -i ' + converted_filename + ' -ss ' + str(thumbnail_frame_time) + ' -vf scale=254:152 -vframes 1 -vcodec png -an -y ' + file_name + '.png') – Edhowler Mar 4 at 18:59...
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How do I clone a single branch in Git?

...ore useful than it makes out?". "Undoing" a shallow clone is detailed at "Convert shallow clone to full clone" (git 1.8.3+) # unshallow the current branch git fetch --unshallow # for getting back all the branches (see Peter Cordes' comment) git config remote.origin.fetch refs/heads/*:refs/remotes/...
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What is the difference between & vs @ and = in angularJS

...ybody explain me the difference among these AngularJS operators: &, @ and = when isolating scope with proper example. ...
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Read Post Data submitted to ASP.Net Form

... What about byte arrays? Would you have a string like that and then convert it to a byte array, or what? Im uploading a file to the serve.r – Fallenreaper Sep 6 '12 at 19:42 ...