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Specifying and saving a figure with exact size in pixels
...It was a jpg image, so there was no way for me to get the dpi from PIL img.info['dpi'], so the accepted solution did not work for me. But after some tinkering I figured out way to save the figure with the same size as the original.
I am adding the following solution here thinking that it will help s...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
...er the hood flock uses simply flock(2) syscall and it doesn't provide such information nor it even should. If you want to unreliably check, whether there is a lock present (or lack thereof), i.e. without holding it, then you have to try to acquire it in a non-blocking way (exlock_now) and release it...
Can a Windows batch file determine its own file name?
... first and execute the batch from there, %0 will usually not have the path info (but you could get that from %cd% in that case)
– Gogowitsch
Jul 9 '15 at 8:51
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How do I fix blurry text in my HTML5 canvas?
...
<em>(physical pixels per CSS pixel)</em></p>
<!-- Info. -->
<p>Zoom your browser to re-run the scaling calculations.
(<code>Ctrl+</code> or <code>Ctrl-</code>)</p>
...
Cross-browser custom styling for file upload button [duplicate]
...hey're void elements (they have no content). See this SO question for more info.
– Joeytje50
Aug 16 '14 at 21:14
2
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How to avoid explicit 'self' in Python?
... let me be clear that I don't think it is generally a good idea.
For more info, and ways to iterate through class variables, or even functions, see answers and discussion to this question. For a discussion of other ways to dynamically name variables, and why this is usually not a good idea see this...
Disabling browser print options (headers, footers, margins) from page?
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This solution works really well for removing unwanted info/content in printed materials in FF. Thanks!
– Varvara Jones
Jun 11 '15 at 14:10
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Why does PHP 5.2+ disallow abstract static class methods?
...abstract static is back, for good or ill. (see http://php.net/lsb for more info)
CORRECTION (by philfreo)
abstract static is still not allowed in PHP 5.3, LSB is related but different.
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impr...
What's the best online payment processing solution? [closed]
... and ask for payment, and then they send the cart back to you with payment info. This can make it a huge pain in the ass to integrate.
– Dan Udey
Jul 9 '09 at 21:51
add a comm...
CSS Selector “(A or B) and C”?
... that:
:matches(.a .b) .c {
/* stuff goes here */
}
You can find more info on it here and here. Currently, most browsers support its initial version :any(), which works the same way, but will be replaced by :matches(). We just have to wait a little more before using this everywhere (I surely wi...