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How do you get a Golang program to print the line number of the error it just called?

... 122 You can set the Flags on either a custom Logger, or the default to include Llongfile or Lshort...
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How can I use if/else in a dictionary comprehension?

... Peter Mortensen 26.5k2121 gold badges9292 silver badges122122 bronze badges answered Feb 25 '12 at 9:17 MarcinMarcin ...
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How do you build a Singleton in Dart?

... answered Sep 29 '12 at 2:59 Seth LaddSeth Ladd 63.4k4646 gold badges147147 silver badges244244 bronze badges ...
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How to access random item in list?

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How do I provide custom cast support for my class?

... answered Sep 10 '09 at 21:12 Charles BretanaCharles Bretana 127k2222 gold badges136136 silver badges206206 bronze badges ...
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What's the standard way to work with dates and times in Scala? Should I use Java types or there are

... 12 If you are using Java 8, then there is no need to use nscala anymore. The Joda-Time library has...
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What's the idiomatic syntax for prepending to a short python list?

... answered Jun 5 '12 at 6:25 Nil GeisweillerNil Geisweiller 3,22511 gold badge1212 silver badges66 bronze badges ...
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How do browsers pause/change Javascript when tab or window is not active?

...e CPU intensive. requestAnimationFrame is not supported by IE 9- and Opera 12-. The test logs the actual time it takes for a setInterval and requestAnimationFrame to run in different browsers, and gives you the results in the form of a distribution. You can change the number of milliseconds for set...
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How to properly overload the

... 127 You have declared your function as friend. It's not a member of the class. You should remove M...
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Bash ignoring error for a particular command

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