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How can I multiply all items in a list together with Python?
I need to write a function that takes
a list of numbers and multiplies them together. Example:
[1,2,3,4,5,6] will give me 1*2*3*4*5*6 . I could really use your help.
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Prevent jQuery UI dialog from setting focus to first textbox
...licks a link. There are two textboxes (I only show the code for 1 for brevity) in that dialog div tag and it is changed to be a jQuery UI DatePicker textbox that reacts on focus.
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How to count the number of occurrences of an element in a List
...t occurrences = Collections.frequency(animals, "bat");
That's how I'd do it anyway. I'm pretty sure this is jdk 1.6 straight up.
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Best practices for overriding isEqual: and hash
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Start with
NSUInteger prime = 31;
NSUInteger result = 1;
Then for every primitive you do
result = prime * result + var
For objects you use 0 for nil and otherwise their hashcode.
result = prime * result + [var hash];
Fo...
Which C++ idioms are deprecated in C++11?
With the new standard, there are new ways of doing things, and many are nicer than the old ways, but the old way is still fine. It's also clear that the new standard doesn't officially deprecate very much, for backward compatibility reasons. So the question that remains is:
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Is it necessary to explicitly remove event handlers in C#
...class is declared globally but not instanced upon that global declaration--it's instanced on an as-needed basis in the methods that need it.
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why windows 7 task scheduler task fails with error 2147942667
...oblem. I have scheduled a task to lauch a batch file. When I run the task with option Run only when user is logged on everything works fine. but I want to run this task in background and hence i am running it using the option Run whether user is logged on or not . Now when i run the task it is no...
Creating and Update Laravel Eloquent
What's the shorthand for inserting a new record or updating if it exists?
13 Answers
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Why should I avoid std::enable_if in function signatures
...ers posted content and status of his next book EC++11.
He wrote that one item in the book could be "Avoid std::enable_if in function signatures" .
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Command copy exited with code 4 when building - Visual Studio restart solves it
Every now and then when I build my solution here (with 7 projects in it) I get the dreaded 'Command copy exited with code 4' error, in Visual Studio 2010 Premium ed.
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