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How to restore the permissions of files and directories within git if they have been modified?
I have a git checkout. All the file permissions are different than what git thinks they should be therefore they all show up as modified.
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How do I perform a Perl substitution on a string while keeping the original?
In Perl, what is a good way to perform a replacement on a string using a regular expression and store the value in a different variable, without changing the original?
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how to run two commands in sudo?
Is there any way how I can run two Db2 commands from a command line? (They will be called from a PHP exec command.)
10 An...
sed whole word search and replace
How do I search and replace whole words using sed?
6 Answers
6
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How do I check that a Java String is not all whitespaces?
I want to check that Java String or character array is not just made up of whitespaces, using Java?
15 Answers
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Usage of __slots__?
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Quick Caveats
Small caveat, you should only declare a particular slot one time in an inheritance tree. For example:
class Base:
__slots__ = 'foo', 'bar'
class Right(Base):
__slots__ = 'baz',
class Wrong(Base):
__slots__ = 'foo', 'bar', 'baz' # redundant foo and bar
Python doe...
JSF backing bean structure (best practices)
...much in the way of swing applications (other than academic projects a long time ago). What are some good principles of swing applications? Also, why is it a mess when inserting and updating values? seems the same to me?
– Zack Marrapese
Apr 14 '09 at 22:23
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How to unescape HTML character entities in Java?
... {"\u00D6", "Ouml"}, // Ц - uppercase O, umlaut
{"\u00D7", "times"}, // multiplication sign
{"\u00D8", "Oslash"}, // Ш - uppercase O, slash
{"\u00D9", "Ugrave"}, // Щ - uppercase U, grave accent
{"\u00DA", "Uacute"}, // Ъ - uppercase U, acute accent
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How do I get the first n characters of a string without checking the size or going out of bounds?
How do I get up to the first n characters of a string in Java without doing a size check first (inline is acceptable) or risking an IndexOutOfBoundsException ?
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Unicode equivalents for \w and \b in Java regular expressions?
Many modern regex implementations interpret the \w character class shorthand as "any letter, digit, or connecting punctuation" (usually: underscore). That way, a regex like \w+ matches words like hello , élève , GOÄ_432 or gefräßig .
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