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Rails: Default sort order for a rails model?
...atenating them with periods between them, so with the above scopes you can now use Book.published.confirmed.
With this method, the query is not actually executed until actual results are needed (lazy evaluation), so 7 scopes could be chained together but only resulting in 1 actual database query,...
Compiling dynamic HTML strings from database
...ive and adding the scope watch function were the two things I was missing. Now that this is working, guess I'll read up again on directives and $compile, to better understand what's going on under the hood.
– giraffe_sense
Aug 12 '13 at 18:29
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Valid to use (anchor tag) without href attribute?
...e named anchor format is less commonly used, as the fragment identifier is now used to specify an [id] attribute (although for backwards compatibility you can still specify [name] attributes). An <a> element without an [href] attribute is still valid.
As far as semantics and styling is concer...
How to set custom location for local installation of npm package?
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Variable name: %NPM_HOME%
Variable value: C:\\SomeFolder\\SubFolder\\
Now, set the config values to the new folders (examplary file names):
Set the npm folder
npm config set prefix "%NPM_HOME%\\npm"
Set the npm-cache folder
npm config set cache "%NPM_HOME%\\npm-cache"
Set the npm tem...
How do I calculate a point on a circle’s circumference?
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I've been trying to derive this equation for an hour now. Thanks. Who know the trig identities you learned in high school would be so helpful.
– Isioma Nnodum
May 28 '14 at 22:37
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How can I build a small operating system on an old desktop computer? [closed]
This might be in vain, as I know writing an operating system is unbearably complicated (especially by oneself).
20 Answers
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Search for selection in vim
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Use q / instead of just /. (Same with q :). Now you can VIM-edit through your command and search history! (Try Ctrl-N and Ctrl-P sometime).
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Private vs Protected - Visibility Good-Practice Concern [closed]
I've been searching and I know the theoretic difference.
6 Answers
6
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Pure JavaScript equivalent of jQuery's $.ready() - how to call a function when the page/DOM is ready
With jQuery, we all know the wonderful .ready() function:
10 Answers
10
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How to navigate through a vector using iterators? (C++)
...trings
int n = 3; // nth element to be found.
int i = 0; // counter.
// now start at from the beginning
// and keep iterating over the element till you find
// nth element...or reach the end of vector.
for(it = myvector.begin(); it != myvector.end(); it++,i++ ) {
// found nth element..prin...