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How do I display the current value of an Android Preference in the Preference summary?

...f another loop in onCreate(). Change in behavior: nested PreferenceScreens now also ge handled recursively. – Lekensteyn Jun 3 '14 at 12:31  |  ...
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Split Java String by New Line

...s unfortunate that it has so many upvotes. As @ Raekye pointed out, OS X (now known as macOS) has used \n as its line separator since it was released in 2001. Mac OS 9 was released in 1999, and I have never seen a Mac OS 9 or below machine used in production. There is not a single modern operatin...
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How do I use a Boolean in Python?

Does Python actually contain a Boolean value? I know that you can do: 7 Answers 7 ...
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How to send SMS in Java

... There is an API called SMSLib, it's really awesome. http://smslib.org/ Now you have a lot of Saas providers that can give you this service using their APIs Ex: mailchimp, esendex, Twilio, ... share | ...
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YAML current date in rmarkdown

...lt;%= format(Sys.time(), "%d %B, %Y") %> author: baptiste --- You can now use a brew_n_render function that would preprocess the doc using brew and then run in through rmarkdown. brew_n_render <- function(input, ...){ output_file <- gsub("\\.[R|r]md$", ".html", input) brew::brew(inpu...
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The most sophisticated way for creating comma-separated Strings from a Collection/Array/List?

... Note: This answers was good when it was written 11 years ago, but now there are far better options to do this more cleanly in a single line, both using only Java built-in classes or using a utility library. See other answers below. Since strings are immutable, you may want to use the Str...
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Is it possible to override JavaScript's toString() function to provide meaningful output for debuggi

... It's 2019 now and both nodejs and chrome pretty-print objects on their own, so coercion (when you add the object to a string) is the only use case you would google this question I believe. – Klesun ...
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How to load json into my angular.js ng-model?

...le="width:350px;"></select> </div> And that's it. We can now see a list of our JSON data on a web page, ready to be used. The key to this is in the "ng-options" tag: customer.CustomerID as customer.CompanyName for customer in listOfCustomers It's a strange syntax to get your he...
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IPC performance: Named Pipe vs Socket

...urely trying to optimize something that isn't yet problematic. Unless you know sockets are going to be a bottleneck, I'd just use them. A lot of people who swear by named pipes find a little savings (depending on how well everything else is written), but end up with code that spends more time block...
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Do the JSON keys have to be surrounded by quotes?

...r examples, instead of typing obj in the console, try JSON.stringify(obj). Now you will see a valid JSON representation of the object, complete with quoted key name. Conversely, to see if a string is valid JSON, try JSON.parse(string). If the keys are not quoted, this will throw an exception. For ex...