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setImmediate vs. nextTick
Node.js version 0.10 was released today and introduced setImmediate . The API changes documentation suggests using it when doing recursive nextTick calls.
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How does this print “hello world”?
...th this codification scheme you can have all 26 (one case) english letters and 6 symbols (being space among them).
Algorithm description
The >>= 5 in the for-loop jumps from group to group, then the 5-bits group gets isolated ANDing the number with the mask 31₁₀ = 11111₂ in the sentenc...
Java List.contains(Object with field value equal to x)
...at has a field with a certain value. Now, I could use a loop to go through and check, but I was curious if there was anything more code efficient.
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How to implement a queue using two stacks?
Suppose we have two stacks and no other temporary variable.
20 Answers
20
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Catch all JavaScript errors and send them to server
I wondered if anyone had experience in handling JavaScript errors globally and send them from the client browser to a server.
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Downcasting in Java
... @UnKnown: it shouldn't. Double check that you actually compiled and ran that version and if you can still reproduce it, post a separate question (with an SSCCE).
– Joachim Sauer
Apr 20 '16 at 16:04
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Where do I find the line number in the Xcode editor?
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For Xcode 4 and higher, open the preferences (command+,) and check "Show: Line numbers" in the "Text Editing" section.
Xcode 9
XCode 8 and below
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Check if a Class Object is subclass of another Class Object in Java
I'm playing around with Java's reflection API and trying to handle some fields. Now I'm stuck with identifying the type of my fields. Strings are easy, just do myField.getType().equals(String.class) . The same applies for other non-derived classes. But how do I check derived classes? E.g. LinkedLi...
Overloaded method selection based on the parameter's real type
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When a method is invoked (§15.12), the
number of actual arguments (and any
explicit type arguments) and the
compile-time types of the arguments
are used, at compile time, to
determine the signature of the method
that will be invoked (§15.12.2). If
the method that is to be invoke...
Options, Settings, Properties, Configuration, Preferences — when and why?
...In truth it doesn't really matter so long as your expected audience understands what you mean.
The biggest difference is between Properties, which usually affect a component or object, and the others, which affect the whole application.
Following an approximate lead from Visual Studio and other M...