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What does @media screen and (max-width: 1024px) mean in CSS?
... as opposed to e.g. an older mobile phone browser (note that the iPhone, and other smartphone browsers, do identify themselves as being in the screen category), or a screenreader — and that it’s displaying the page on-screen, rather than printing it.
max-width: 1024px — the width of the browse...
What's the difference between findAndModify and update in MongoDB?
I'm a little bit confused by the findAndModify method in MongoDB. What's the advantage of it over the update method? For me, it seems that it just returns the item first and then updates it. But why do I need to return the item first? I read the MongoDB: the definitive guide and it says that i...
Difference between Static and final?
I'm always confused between static and final keywords in java .
11 Answers
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Comprehensive beginner's virtualenv tutorial? [closed]
I've been hearing the buzz about virtualenv lately, and I'm interested. But all I've heard is a smattering of praise, and don't have a clear understanding of what it is or how to use it.
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How can I open the interactive matplotlib window in IPython notebook?
I am using IPython with --pylab=inline and would sometimes like to quickly switch to the interactive, zoomable matplotlib GUI for viewing plots (the one that pops up when you plot something in a terminal Python console). How could I do that? Preferably without leaving or restarting my notebook.
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Is it possible to force ignore the :hover pseudoclass for iPhone/iPad users?
I have some css menus on my site that expand with :hover (without js)
15 Answers
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sed whole word search and replace
How do I search and replace whole words using sed?
6 Answers
6
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MIT vs GPL license [closed]
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It seems to me that the chief difference between the MIT license and GPL is that the MIT doesn't require modifications be open sourced whereas the GPL does.
True - in general. You don't have to open-source your changes if you're using GPL. You could modify it and use it for your own purp...
Fastest way to count exact number of rows in a very large table?
...ECT COUNT(*) FROM TABLE_NAME will be slow when the table has lots of rows and lots of columns.
25 Answers
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Generating PDF files with JavaScript
I’m trying to convert XML data into PDF files from a web page and I was hoping I could do this entirely within JavaScript. I need to be able to draw text, images and simple shapes. I would love to be able to do this entirely in the browser.
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