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Can a constructor in Java be private?
...e class that is just a collection of related static functions (this is basically a singleton, but if it is stateless and the static functions operate strictly on the parameters rather than on class state, this is not as unreasonable an approach as my earlier self would seem to suggest, though using ...
How can I log the stdout of a process started by start-stop-daemon?
...d and won't erroneously start multiple instances of the daemon if start is called multiple times. Otherwise, start-stop-daemon will look for a /bin/bash process and ignore the actual child process running the daemon.
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Pure CSS to make font-size responsive based on dynamic amount of characters
...eason is because there actually aren't infinite possibilities. Well, technically there are, but 99% of your visitors will be using a standard resolution. This is doubly true for mobile (the main reason for responsive web design) because most mobile OSes run apps full screen with no window resizing.
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What’s the difference between ScalaTest and Scala Specs unit test frameworks?
...Driven Development (BDD), whereas ScalaTest is more general. ScalaTest provides traits that you can mix together to get the behavior you prefer in your test classes, including BDD, and you can also easily define your own behavior if you want something different.
ScalaTest supports BDD through its S...
Is the sizeof(some pointer) always equal to four?
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Technically speaking, the C standard only guarantees that sizeof(char) == 1, and the rest is up to the implementation. But on modern x86 architectures (e.g. Intel/AMD chips) it's fairly predictable.
You've probably heard processor...
iPhone 5 CSS media query
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@MikeSweeney Good call. I've updated my post with a new method that should not include other devices.
– Eric
Oct 12 '12 at 18:13
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Event Signature in .NET — Using a Strong Typed 'Sender'? [closed]
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It specifically states in the TypedEventHandler documentation that args will be null if there is no event data, so it does appear that they are getting away from using an essentially empty object by default. I'm guessing that the orig...
What's the best practice to round a float to 2 decimals? [duplicate]
...ecimalPlace, BigDecimal.ROUND_HALF_UP);
return bd;
}
And then call the function this way:
float x = 2.3f;
BigDecimal result;
result=round(x,2);
System.out.println(result);
This will print:
2.30
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What does {0} mean when initializing an object?
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What's happening here is called aggregate initialization. Here is the (abbreviated) definition of an aggregate from section 8.5.1 of the ISO spec:
An aggregate is an array or a class with no user-declared constructors, no private or protected no...
How do I get bash completion to work with aliases?
...this problem as well and came up with this code snippet. This will automatically give you completion for all aliases. Run it after declaring all (or any) alias.
# wrap_alias takes three arguments:
# $1: The name of the alias
# $2: The command used in the alias
# $3: The arguments in the alias all i...