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HTML5: number input type that takes only integers?
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@Zut HTML5 validation doesn't stop you from entering those keys. It just prevents the form from being send with those characters. If you submit a form with an input of the type number that contains other characters, then Chrome will show you an error message.
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What does “O(1) access time” mean?
...gardless of their size, and linked lists, which must be traversed in order from the beginning to access a given item.
The other operation usually discussed is insert. A collection can be O(1) for access but O(n) for insert. In fact an array has exactly this behavior, because to insert an item in ...
Android accelerometer accuracy (Inertial navigation)
... API yet, so bear with me.
First of all, traditionally, to get navigation from accelerometers you would need a 6-axis accelerometer. You need accelerations in X, Y, and Z, but also rotations Xr, Yr, and Zr. Without the rotation data, you don't have enough data to establish a vector unless you assum...
Bordered UITextView
... is the UITextView, and the code goes wherever you'd set up the view (awakeFromNib or viewDidLoad are two possible places). Since there was no code given there's no way to give good context in response.
– Kendall Helmstetter Gelner
May 6 '11 at 16:10
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Long-held, incorrect programming assumptions [closed]
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That I should have only one exit point from a function/method.
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answered May 20 '09 at 17:17
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brew update: The following untracked working tree files would be overwritten by merge:
...t if you have files that are no longer tracked you need additional step so from /usr/local run
git fetch origin
git clean -f
git reset --hard origin/master
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How do I force git pull to overwrite everything on every pull?
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You could try this:
git reset --hard HEAD
git pull
(from How do I force "git pull" to overwrite local files?)
Another idea would be to delete the entire git and make a new clone.
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Vim: Close All Buffers But This One
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You could use this script from vim.org:
http://www.vim.org/scripts/script.php?script_id=1071
Just put it to your .vim/plugin directory and then use :BufOnly command to close all buffers but the active one. You could also map it elsewhere you like in...
Perform an action in every sub-directory using Bash
... /* would be for absolute path whereas */ would include the subdirectories from the current location
– Dan G
Oct 2 '18 at 17:37
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Using an HTML button to call a JavaScript function
...mous functions and both must be declared after the element has been parsed from the document. The first method isn't valid XHTML because the onclick attribute isn't in the XHTML specification.
The 1st and 2nd methods are mutually exclusive, meaning using one (the 2nd) will override the other (the ...