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Mongoose query where value is not null

... what does ne stand for? – wesbos May 13 '13 at 22:12 3 ...
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Select all child elements recursively in CSS

... element y that is inside x, however deeply nested it may be - children, grandchildren and so on. The asterisk * matches any element. Official Specification: CSS 2.1: Chapter 5.5: Descendant Selectors share | ...
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What is the correct way of using C++11's range-based for?

...lt;X> initialization ...] Elements: 1 3 5 7 9 Without any spurious (and potentially expensive) copy constructor call. So, when observing elements in a container (i.e., for read-only access), the following syntax is fine for simple cheap-to-copy types, like int, double, etc.: for (auto elem ...
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How to include JavaScript file or library in Chrome console?

... To extend Harman's answer, I wrapped it around a JS function and use it as follows ... var _loadScript = function(path){ var script= document.createElement('script'); script.type= 'text/javascript'; script.src= path; document.head.appendChild(script); } _loadScript('documentcloud...
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How do I increase the number of displayed lines of a Java stack trace dump?

... that was caused by this exception (the "enclosing" exception). This shorthand can greatly reduce the length of the output in the common case where a wrapped exception is thrown from same method as the "causative exception" is caught. In other words, the "... x more" only appears on a chained excep...
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background-size in shorthand background property (CSS3)

I'm trying to mix background-image and background-size properties in a shorthanded background property. Based on W3C documentation background-size should come after background-position property separated with an slash( / ). ...
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find filenames NOT ending in specific extensions on Unix?

... Or without ( and the need to escape it: find . -not -name "*.exe" -not -name "*.dll" and to also exclude the listing of directories find . -not -name "*.exe" -not -name "*.dll" -not -type d or in positive logic ;-) find . -not -nam...
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bundle install returns “Could not locate Gemfile”

I'm new to Rails and am currently working through a guide. The guide states: 9 Answers ...
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Append text to input field

... Note, page refresh or form submit and back on the page will of course add the same appended text each time, so you end up with "more text" then "more textmore text" etc. – James Sep 8 at 15:59 ...
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Restore LogCat window within Android Studio

I have recently started to use Android Studio v0.1.1, And i can't seem to find LogCat... Is it gone? Or if not, how can I enable it? ...