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Remove stubborn underline from link
... blue underline is stubbornly persisting. I tried text-decoration: none; and text-decoration: none !important; in the CSS to remove the link underline. Neither worked.
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In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?
...ed in favor of the value from the form’s initial data.
With Django 1.8 and earlier, to disable entry on the widget and prevent malicious POST hacks you must scrub the input in addition to setting the readonly attribute on the form field:
class ItemForm(ModelForm):
def __init__(self, *args, ...
How do I read / convert an InputStream into a String in Java?
...ou have a java.io.InputStream object, how should you process that object and produce a String ?
59 Answers
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Insert text with single quotes in PostgreSQL
...g literals
Escaping single quotes ' by doubling them up -> '' is the standard way and works of course:
'user's log' -- incorrect syntax (unbalanced quote)
'user''s log'
In old versions or if you still run with standard_conforming_strings = off or, generally, if you prepend your string with...
Is it possible to use argsort in descending order?
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If you negate an array, the lowest elements become the highest elements and vice-versa. Therefore, the indices of the n highest elements are:
(-avgDists).argsort()[:n]
Another way to reason about this, as mentioned in the comments, is to observe that the big elements are coming last in the ar...
How do I represent a time only value in .NET?
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As others have said, you can use a DateTime and ignore the date, or use a TimeSpan. Personally I'm not keen on either of these solutions, as neither type really reflects the concept you're trying to represent - I regard the date/time types in .NET as somewhat on the sp...
How do you do block comments in YAML?
... Comments begin with the number sign ( # ), can start anywhere on a line, and continue until the end of the line
A comparison with JSON, also from Wikipedia:
The syntax differences are subtle and seldom arise in practice: JSON allows extended charactersets like UTF-32, YAML requires a space a...
Open Source Java Profilers [closed]
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The VisualVM profiler is a stand-alone version of the one in NetBeans. It is a VERY good start.
– Thorbjørn Ravn Andersen
Jun 4 '09 at 6:06
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Removing all non-numeric characters from string in Python
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and that could be: from re import sub
– James Koss
May 6 '19 at 21:34
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How do I programmatically determine if there are uncommitted changes?
...ed changes (either in the working tree or the index). What's the cleanest and most efficient way to do that? A command that exits with a return value of zero in one case and non-zero in the other would suit my purposes.
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