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Can I do a partial revert in GIT
...This leaves all the reverted files in the staging area. From there, I'd perform a soft reset and add in the changes I really wanted. For an example workflow:
git revert <sha-of-bad-commit> --no-commit
git reset // This gets them out of the staging area
<edit bad file to look like it shou...
python's re: return True if string contains regex pattern
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I am working on a similar case where I want to search for an exact string (xyz) and want to know which is a more efficient way to do this, should I use python's 'xyz' in given_text or use re.compile(r'xyz').search(given_text) ?
– bawejakunal
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How do I insert datetime value into a SQLite database?
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The format you need is:
'2007-01-01 10:00:00'
i.e. yyyy-MM-dd HH:mm:ss
If possible, however, use a parameterised query as this frees you from worrying about the formatting details.
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What exactly is Arel in Rails 3.0?
I understand that it is a replacement for ActiveRecord and that it uses objects instead of queries.
4 Answers
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Is there a benefit to defining a class inside another class in Python?
...e-off, which will never be used outside the definition of the outer class. For example to use a metaclass, it's sometimes handy to do
class Foo(object):
class __metaclass__(type):
....
instead of defining a metaclass separately, if you're only using it once.
The only other time I've...
Setting Short Value Java
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In Java, integer literals are of type int by default. For some other types, you may suffix the literal with a case-insensitive letter like L, D, F to specify a long, double, or float, respectively. Note it is common practice to use uppercase letters for better readability.
The ...
Unignore subdirectories of ignored directories in Git
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According to pattern format section of the gitignore documentation:
An optional prefix "!" which negates the pattern; any matching file
excluded by a previous pattern will become included again. It is not
possible to re-include a file if ...
Why is the JVM stack-based and the Dalvik VM register-based?
...s easy to implement a VM on a
wide variety of hardware.
Since the operands for instructions
are largely implicit, the object
code will tend to be smaller. This
is important if you're going to be
downloading the code over a slow
network link.
Going with a register-based scheme probably means that D...
Static function variables in Swift
...this would be to put the function "foo" in a class, create a type property for that class and use it inside the function.
– NSCoder
Mar 2 '16 at 13:54
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CSS Progress Circle [closed]
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Large performance hit though.. making it unusable for my app =[
– Hobbes
Aug 20 '14 at 21:25
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