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Why do we need to install gulp globally and locally?

...about gulp say that I need to install gulp first globally (with -g flag) and then one more time locally. Why do I need this? ...
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CURL to access a page that requires a login from a different page

I have 2 pages: xyz.com/a and xyz.com/b . I can only access xyz.com/b if and only if I login to xyz.com/a first. If accessing xyz.com/b without going through the other, I simply get access denied (no redirect to login) via the browser. Once I login at xyz.com/a , I can access the other. ...
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Adding days to $Date in PHP

... ' + 1 days')); echo date('Y-m-d', strtotime($Date. ' + 2 days')); ?> And it outputs correctly: 2010-09-18 2010-09-19 share | improve this answer | follow ...
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Chrome developer tools: View Console and Sources views in separate views/vertically tiled?

Chrome developer tools: Is there a way to view the Console tab and the Sources tab in separate views? I often want to look at both of these simultaneously. ...
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Using the Swift if let with logical AND operator &&

We know that we can use an if let statement as a shorthand to check for an optional nil then unwrap. 6 Answers ...
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Best practices for SQL varchar column length [closed]

...t into it, not the max length you define. So from a storage point of view (and most probably a performance one as well), it does not make any difference whether you declare a column as VARCHAR(100) or VARCHAR(500). You should see the max length provided for a VARCHAR column as a kind of constraint...
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Fixed point vs Floating point number

I just can't understand fixed point and floating point numbers due to hard to read definitions about them all over Google. But none that I have read provide a simple enough explanation of what they really are. Can I get a plain definition with example? ...
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Microsecond timing in JavaScript

...er of microseconds in the fractional (e.g. a value of 1000.123 is 1 second and 123 microseconds). now() is monotonically increasing. This is important as Date.getTime() can possibly jump forward or even backward on subsequent calls. Notably, if the OS's system time is updated (e.g. atomic clock sy...
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Vertically align text to top within a UILabel

...y labels orange so you can see clearly what's happening. Here's the quick and easy way to do this: [myLabel sizeToFit]; If you have a label with longer text that will make more than one line, set numberOfLines to 0 (zero here means an unlimited number of lines). myLabel.numberOfLine...
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How do I get the AM/PM value from a DateTime?

... answered Oct 24 '11 at 12:06 AndyAndy 6,97077 gold badges3939 silver badges6666 bronze badges ...