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Using sed, how do you print the first 'N' characters of a line?
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Actually on a Cygwin system I'm working on now cut doesn't cut it while sed does.
– kqw
Feb 17 '16 at 9:52
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Using reflect, how do you set the value of a struct field?
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thanks! now that I've read peterSO's notes, this makes perfect sense. I was using foo, not &foo, so could not be changed, and was unsure what Elem() was about.
– cc young
Jun 20 '11 at 6:5...
Regular expression to match a dot
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Also, you need \w+ instead of \w to match one or more word characters.
Now, if you want the test.this content, then split is not what you need. split will split your string around the test.this. For example:
>>> re.split(r"\b\w+\.\w+@", s)
['blah blah blah ', 'gmail.com blah blah']
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Regular Expression for alphanumeric and underscores
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Well now that you mention it, I also missed a whole bunch of other French characters...
– BenAlabaster
Dec 3 '08 at 5:54
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Can you animate a height change on a UITableViewCell when selected?
...ill find it doesn't do a full reload but is enough for the UITableView to know it has to redraw the cells, grabbing the new height value for the cell.... and guess what? It ANIMATES the change for you. Sweet.
I have a more detailed explanation and full code samples on my blog... Animate UITableView...
Which is the first integer that an IEEE 754 float is incapable of representing exactly?
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The next integer is indeed 16777218, because 2 now becomes the last significant binary digit.
– kennytm
Oct 16 '14 at 7:53
6
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Jquery .on() submit event
...ent).on has much lower performance than $('form.remember').on('submit'. It now has to listen for all submit events in the document. It's much better to restrict the scope a little than listen on document, if possible
– Liam
Nov 4 '14 at 10:03
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How to change the docker image installation directory?
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I comment here to let people know which version could use this, after github.com/docker/docker.github.io/pull/5978 release, It change officail website.
– zhongjiajie
Mar 27 '19 at 1:17
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Xcode - But… Where are our archives?
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I just did this a week ago and now i'm back here again. why is this ui hard to remember?
– Jason Sebring
May 18 '18 at 2:35
13
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How to prevent favicon.ico requests?
...ater, maybe after the index file has loaded the header(somebody with more knowledge of the internals of browsers please comment). Not having a favicon has potential side effects, just google it, or: stackoverflow.com/questions/4269695/…
– juanheyns
Dec 22 '1...