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How to solve error “Missing `secret_key_base` for 'production' environment” (Rails 4.1)

...and Enter for save and exit in vi. But if you login as normal user, let's call it "example_user" for this gist, you will need to find one of these other files: $ vi ~/.bash_profile $ vi ~/.bash_login $ vi ~/.profile These files are in order of importance, which means that if you have the first fi...
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Check if event is triggered by a human

...way to do this would be to pass in an additional parameter on the trigger call as per the documentation. $('.checkbox').change(function(e, isTriggered){ if (!isTriggered) { alert ('human'); } }); $('.checkbox').trigger('change', [true]); //doesn't alert Example: http://jsfiddle.net/wG2...
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Number of days in particular month of particular year?

...er @Warren M. Nocos. If you are trying to use Java 8's new Date and Time API, you can use java.time.YearMonth class. See Oracle Tutorial. // Get the number of days in that month YearMonth yearMonthObject = YearMonth.of(1999, 2); int daysInMonth = yearMonthObject.lengthOfMonth(); //28 Test: tr...
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Chrome Extension Message passing: response not sent

...will keep the message channel open to the other end until sendResponse is called). So you just need to add return true; after the call to getUrls to indicate that you'll call the response function asynchronously. share ...
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Best way to convert strings to symbols in hash

What's the (fastest/cleanest/straightforward) way to convert all keys in a hash from strings to symbols in Ruby? 31 Answers...
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A clean, lightweight alternative to Python's twisted? [closed]

...her Stackless Python microthreads or Greenlets for light-weight threading. All blocking network I/O is transparently made asynchronous through a single libevent loop, so it should be nearly as efficient as an real asynchronous server. I suppose it's similar to Eventlet in this way. The downside is...
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Can Android do peer-to-peer ad-hoc networking?

... For example, I would like to have one phone broadcast a message, and have all peers in the network receive the broadcast, without having a server. I would like to use wifi since bluetooth range is more limited. ...
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Is there a Null OutputStream in Java?

I need to specify an OutputStream for an API I'm using, but I don't actually have a need for the output. Does Java have an OutputStream equivalent to > /dev/null ? ...
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Do asynchronous operations in ASP.NET MVC use a thread from ThreadPool on .NET 4

...hronous processing in ASP.NET (which is what asynchronous controllers basically represent). Let's first consider a standard synchronous action: public ActionResult Index() { // some processing return View(); } When a request is made to this action a thread is drawn from the thread pool a...
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How can I update my ADT in Eclipse?

... here in sdk manager i can see API 10,11,12,13,14,15, which i should install ? i have some low speed in internet.... – himAndroid Sep 28 '12 at 6:37 ...