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runOnUiThread vs Looper.getMainLooper().post in Android

...versus Looper.getMainLooper().post() to execute a task on the UI thread in Android?? 1 Answer ...
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How to find topmost view controller on iOS

...red May 25 '11 at 21:42 Wilbur VandrsmithWilbur Vandrsmith 4,9322828 silver badges3232 bronze badges ...
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Unpack a list in Python?

... where my_list can be any iterable; Python will loop over the given object and use each element as a separate argument to the function. See the call expression documentation. There is a keyword-parameter equivalent as well, using two stars: kwargs = {'foo': 'bar', 'spam': 'ham'} f(**kwargs) and...
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How slow are .NET exceptions?

I don't want a discussion about when to and not to throw exceptions. I wish to resolve a simple issue. 99% of the time the argument for not throwing exceptions revolves around them being slow while the other side claims (with benchmark test) that the speed is not the issue. I've read numerous blogs,...
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How can we prepend strings with StringBuilder?

...example is: varStringBuilder.insert(0, "someThing"); It works both for C# and Java share | improve this answer | follow | ...
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How can I find the number of days between two Date objects in Ruby?

... From wikipedia: The Julian date (JD) is the interval of time in days and fractions of a day since January 1, 4713 BC Greenwich noon, Julian proleptic calendar. share | improve this answer ...
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Java Set retain order?

Does a Java Set retain order? A method is returning a Set to me and supposedly the data is ordered but iterating over the Set, the data is unordered. Is there a better way to manage this? Does the method need to be changed to return something other than a Set? ...
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JavaScript: replace last occurrence of text in a string

... two ways to make a RegExp instance: the constructor (new RegExp(string)), and the inline syntax (/something/). You don't need the "/" characters when you're using the RegExp constructor. – Pointy Mar 21 '15 at 21:26 ...
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How to convert `git:` urls to `http:` urls

I'm working behind an http proxy. I'm trying to clone Android's source tree using their "repo" tool. 4 Answers ...
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Can Retrofit with OKHttp use cache data when offline

...g to use Retrofit & OKHttp to cache HTTP responses. I followed this gist and, ended up with this code: 6 Answers ...