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UIButton custom font vertical alignment
...tem fonts. Ascender is a vertical whitespace above font's characters. To fix your font you will have to download Apple Font Tool Suite command line utilities. Then take your font and do the following:
~$ ftxdumperfuser -t hhea -A d Bold.ttf
This will create Bold.hhea.xml. Open it with a text edit...
How can I reverse the order of lines in a file?
I'd like to reverse the order of lines in a text file (or stdin), preserving the contents of each line.
25 Answers
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reducing number of plot ticks
...of ticks while allowing matplotlib to position them (currently only with MaxNLocator), there is pyplot.locator_params,
pyplot.locator_params(nbins=4)
You can specify specific axis in this method as mentioned below, default is both:
# To specify the number of ticks on both or any single axes
pypl...
How do I update pip itself from inside my virtual environment?
...again but it's still showing the old version.
– Zitrax
Dec 2 '13 at 11:46
42
On Windows probably ...
JOIN queries vs multiple queries
...lly wrote about this. For the most part, though, if you have the right indexes and you properly do your JOINs it is usually going to be faster to do 1 trip than several.
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With arrays, why is it the case that a[5] == 5[a]?
... I wonder if it isn't more like *((5 * sizeof(a)) + a). Great explaination though.
– John MacIntyre
Dec 19 '08 at 17:06
95
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console.log javascript [Function]
...ke [native code] since built in functions are not written in JavaScript.
Example:
function x(){}
// Prints "function x(){}"
(function(callback){ console.log(callback.toString()); })(x);
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How to validate a url in Python? (Malformed or not)
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django url validation regex (source):
import re
regex = re.compile(
r'^(?:http|ftp)s?://' # http:// or https://
r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}\.?)|' #domain...
r'localhost|' #loc...
jQuery Ajax error handling, show custom exception messages
Is there some way I can show custom exception messages as an alert in my jQuery AJAX error message?
20 Answers
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Is it more efficient to copy a vector by reserving and copying, or by creating and swapping? [duplic
...
Your second example does not work if you send the argument by reference. Did you mean
void copyVecFast(vec<int> original) // no reference
{
vector<int> new_;
new_.swap(original);
}
That would work, but an easier way i...