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vim and NERD Tree extension - adding a file
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Activate the NERDTree and navigate to the directory in which the new file should live. Then press m to bring up the NERDTree Filesystem Menu and choose a for "add child node". Then simply enter the file's (or directory's name) and you're done.
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Google Maps: Auto close open InfoWindows?
...se() function for InfoWindows. Just keep track of the last opened window, and call the close function on it when a new window is created.
This demo has the functionality you're looking for. I found it in the Maps API V3 demo gallery.
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Android studio Gradle build speed up
Since the last update (Build from june 25) any changes in the Android studio Gradle is painfully slow. And it also seems to autotrack changes when you edit the file and recompile on keyup.
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Javascript callback when IFRAME is finished loading?
...re not going to be able to read the contents of the iframe.
On the other hand, if the iframe's URL is on your domain you can access the body, but I've found that if I use a timeout to remove the iframe the callback works fine:
// possibly excessive use of jQuery - but I've got a live working examp...
What's default HTML/CSS link color?
...he foreground colors of hyperlinks, among other things, are on track for standardization in the form of guidelines for expected default rendering behavior. In particular, taken from the section Phrasing content, the recommended default colors for unvisited and visited hyperlinks are the following:
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Why is auto_ptr being deprecated?
...ptr also transfers ownership, but thanks to codification of move semantics and the magic of rvalue references, it can do so considerably more naturally. It also "fits" with the rest of the standard library considerably better (though, in fairness, some of that is thanks to the rest of the library ch...
WARN Could not determine content-length of response body. Set content-length of the response or set
I just upgraded to rails 3.2.2, and now on rails s, page load, I get all these errors in the log:
3 Answers
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Altering a column: null to not null
... undesirable for several reasons, so I am looking to update all nulls to 0 and then set these columns to NOT NULL . Aside from changing nulls to 0 , data must be preserved.
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Matching an empty input box using CSS
...: 1px solid red; /* Red border only if the input is empty */
}
More info and browser support: https://css-tricks.com/almanac/selectors/p/placeholder-shown/
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Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
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With Rails 3 and later you can do like this:
resources :user_bundles, :path => '/user-bundles'
Another option is to modify Rails, via an initializer.
I don't recommend this though, since it may break in future versions (edit: does...