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“NODE_ENV” is not recognized as an internal or external command, operable command or batch file
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15 Answers
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Can't install nuget package because of “Failed to initialize the PowerShell host”
...one of the fixes that I have come across work. I am using Visual Studio 2013.
34 Answers
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Convert a JSON string to object in Java ME?
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Ruby function to remove all white spaces?
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answered Oct 28 '09 at 2:13
joel.neelyjoel.neely
28.9k88 gold badges5252 silver badges6363 bronze badges
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how do I use the grep --include option for multiple file types?
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140
You can use multiple --include flags. This works for me:
grep -r --include=*.html --include=*...
z-index not working with fixed positioning
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153
This question can be solved in a number of ways, but really, knowing the stacking rules allows...
Resize fields in Django Admin
..., or a CharField, also 6 or 8 chars wide, and then the edit box goes up to 15 or 20 chars.
14 Answers
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Create an empty object in JavaScript with {} or new Object()?
... Array(); over []; - with one minor exception:
var emptyArray = new Array(100);
creates a 100 item long array with all slots containing undefined - which may be nice/useful in certain situations (such as (new Array(9)).join('Na-Na ') + 'Batman!').
My recommendation
Never use new Object(); - i...
How to find keys of a hash?
...Script 5) called Object.keys performing this operation:
var obj = { "a" : 1, "b" : 2, "c" : 3};
alert(Object.keys(obj)); // will output ["a", "b", "c"]
Compatibility details can be found here.
On the Mozilla site there is also a snippet for backward compatibility:
if(!Object.keys) Object.keys ...