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What is the simplest way to convert a Java string from all caps (words separated by underscores) to
... to the format " ThisIsAnExampleString "? I figure there must be at least one way to do it using String.replaceAll() and a regex.
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Returning an array using C
...be a compile-time constant, meaning that function will only ever work with one array size. Secondly, you have to dereference the pointer before applying the subscript, which clutters the code. Pointers to arrays work better when you're dealing with multi-dimensional arrays.
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Are memory leaks ever ok? [closed]
...d be as if I test drove a car and found a couple loose washers and nuts in one of the cupholders – it may not be a big deal in itself, but it portrays a lack of commitment to quality, so I would consider alternatives.
shar...
What is the purpose of the : (colon) GNU Bash builtin?
...re specified by POSIX, and some find true easier to read. However there is one interesting difference: : is a so-called POSIX special built-in, whereas true is a regular built-in.
Special built-ins are required to be built into the shell; Regular built-ins are only "typically" built in, but it isn...
Regex to replace multiple spaces with a single space
.../ +(?= )/g, ' '); --> "Foo Bar Baz"
– Joel Peltonen
Apr 26 '13 at 10:22
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How to uninstall Python 2.7 on a Mac OS X 10.6.4?
...hard way that you have to reinstall Mac OS X. I'm leaving this here for anyone else who comes along and thinks the same thing I did. Don't remove Python in /System/Library/Frameworks/... None of your apps will work and you'll have to reinstall OS X.
– brthornbury
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Python 3 turn range to a list
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To be clear, you can still one-line it: [*range(10)] works just fine for when you don't need the range for any purpose but initializing the list. Side-note: My favorite(okay, not really) part of the unpacking generalizations is that empty sets now have...
INSERT statement conflicted with the FOREIGN KEY constraint - SQL Server
...finding the answer. The checked answer on this page is indeed the correct one, unfortunately I feel that the answer is a bit incomplete for people not as familiar with SQL. I am fairly apt at writing code but SQL queries are new to me as well as building database tables.
Despite the checked answer...
Regex, every non-alphanumeric character except white space or colon
How can I do this one anywhere?
9 Answers
9
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How do I add a placeholder on a CharField in Django?
...same widget that the field usually uses then you can simply customize that one instead of instantiating an entirely new one.
class SearchForm(forms.Form):
q = forms.CharField(label='Search')
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.field...