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Returning from a finally block in Java
... down to the return method. The return method in the finally block was basically stopping the exception that happened in the try block from propagating up even though it wasn't caught.
Like others have said, while it is legal to return from a finally block according to the Java spec, it is a BAD th...
Sublime Text 2: Trim trailing white space on demand
...ling spaces and delete them in a flash.
ST2 provides a way to automatically delete trailing spaces upon file
save. Depending on your settings, it may be more handy to just
highlight them and/or delete them by hand. This plugin provides just
that!
Usage: click "Edit / Trailing Spaces / D...
Call by name vs call by value in Scala, clarification needed
As I understand it, in Scala, a function may be called either
16 Answers
16
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How do I delete an exported environment variable?
...arry over to another. If you have a variable which seems to be set automatically every time you open terminal, try looking through the various hidden files in your home directory for it. Or, to see where it is being set, try "grep -r <X> ~" where <X> is the name of the variable. This may...
how to make a specific text on TextView BOLD
...build your String in HTML and set it:
String sourceString = "<b>" + id + "</b> " + name;
mytextview.setText(Html.fromHtml(sourceString));
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Converting between strings and ArrayBuffers
...tly converting JavaScript strings to ArrayBuffers and vice-versa? Specifically, I'd like to be able to write the contents of an ArrayBuffer to localStorage and to read it back.
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Using {} in a case statement. Why?
...a = 1;
// ...
lx:
goto ly; // OK, jump implies destructor
// call for a followed by construction
// again immediately following label ly
}
Note, there are some subtleties here, you are allowed to jump past a scalar declaration that does not have an initialization, for examp...
What is the difference between call and apply?
What is the difference between using call and apply to invoke a function?
24 Answers
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Regular expression matching a multiline block of text
...e letters as possible until you reach a newline. This defines what I will call a textline.
((?:textline)+) means match one or more textlines but do not put each line in a group. Instead, put all the textlines in one group.
You could add a final \n in the regular expression if you want to enforce a ...
Why do function pointer definitions work with any number of ampersands '&' or asterisks '*'?
...on pointer.
Note also that you do not need to use the unary * to make the call via the function pointer; both (*p1_foo)(); and (p1_foo)(); have the same result, again because of the function-to-function-pointer conversion.
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