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regex for matching something if it is not preceded by something else
So with regex in java, I want to write a regex that will match if and only if the pattern is not preceded by certain characters. For example:
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Custom li list-style with font-awesome icon
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The CSS Lists and Counters Module Level 3 introduces the ::marker pseudo-element. From what I've understood it would allow such a thing. Unfortunately, no browser seems to support it.
What you can do is add some padding to the parent ul a...
Why do we usually use || over |? What is the difference?
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If you use the || and && forms, rather than the | and & forms of these operators, Java will not bother to evaluate the right-hand operand alone.
It's a matter of if you want to short-circuit the evaluation or not -- most of the ti...
Create a string of variable length, filled with a repeated character
...Java form here: Java - Create a new String instance with specified length and filled with specific character. Best solution?
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How to trigger the window resize event in JavaScript?
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This doesn't work in Internet Explorer, where you'll have to do the longhand:
var resizeEvent = window.document.createEvent('UIEvents');
resizeEvent.initUIEvent('resize', true, false, window, 0);
window.dispatchEvent(resizeEvent);
jQuery has the trigger method, which works like this:
$(window)....
How do you round a float to two decimal places in jruby
...ution if you are looking for string output.
– Dylan Vander Berg
Aug 6 '17 at 4:33
this is right. I was generation rand...
How to use Python's pip to download and keep the zipped files for a package?
If I want to use the pip command to download a package (and its dependencies), but keep all of the zipped files that get downloaded (say, django-socialregistration.tar.gz) - is there a way to do that?
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Approximate cost to access various caches and main memory?
Can anyone give me the approximate time (in nanoseconds) to access L1, L2 and L3 caches, as well as main memory on Intel i7 processors?
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Convert SVG to PNG in Python
...ry.
I made a minimalist "hello world" that renders SVG to a cairo
surface and writes it to disk:
import cairo
import rsvg
img = cairo.ImageSurface(cairo.FORMAT_ARGB32, 640,480)
ctx = cairo.Context(img)
## handle = rsvg.Handle(<svg filename>)
# or, for in memory SVG data:
handle= rsvg.Hand...
Django fix Admin plural
...te in the new dev django version?
In the old version (whithout admin sites and admin models) you could just do this;
http://www.the-dig.com/blog/post/customize-plural-name-django-admin/
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