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Is there a way to make R beep/play a sound at the end of a script?
...ently, I never know when something is finished. Is there a way to invoke a beep (like a system beep) or get R to play a sound or notify growl via some code at the end of my script?
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How can I do a case insensitive string comparison?
How can I make the line below case insensitive?
9 Answers
9
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Send POST data on redirect with JavaScript/jQuery? [duplicate]
Basically what I want to do is send POST data when I change the window.location , as if a user has submitted a form and it went to a new page. I need to do it this way because I need to pass along a hidden URL, and I can’t simply place it in the URL as a GET for cosmetic reasons.
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Case insensitive regular expression without re.compile?
In Python, I can compile a regular expression to be case-insensitive using re.compile :
9 Answers
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Get item in the list in Scala?
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Use parentheses:
data(2)
But you don't really want to do that with lists very often, since linked lists take time to traverse. If you want to index into a collection, use Vector (immutable) or ArrayBuffer (mutable) or possibly Array (which is just a...
How do I change the title of the “back” button on a Navigation Bar
Currently the left bar button default value is the title of the view that loaded the current one, in other words the view to be shown when the button is pressed (back button).
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Get the generated SQL statement from a SqlCommand object?
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Whilst not perfect, here's something I knocked up for TSQL - could be easily tweaked for other flavors... If nothing else it will give you a start point for your own improvements :)
This does an OK job on data types and output parameters etc similar to using "execute stored procedure" in SS...
Why is it impossible to build a compiler that can determine if a C++ function will change the value
... to build such a compiler?
For the same reason that you can't write a program that will determine whether any given program will terminate. This is known as the halting problem, and it's one of those things that's not computable.
To be clear, you can write a compiler that can determine that a fun...
How to replace list item in best way
I have replaced like above. Is there any other bestway to place compare than this one?
11 Answers
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Convert a character digit to the corresponding integer in C
...sh to check isdigit(c) is true first. Note that you cannot completely portably do the same for letters, for example:
char c = 'b';
int x = c - 'a'; // x is now not necessarily 1
The standard guarantees that the char values for the digits '0' to '9' are contiguous, but makes no guarantees for othe...