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What is the best way to ensure only one instance of a Bash script is running? [duplicate]
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[Terminal #1] $ lockfile -r 0 /tmp/the.lock
[Terminal #1] $
[Terminal #2] $ lockfile -r 0 /tmp/the.lock
[Terminal #2] lockfile: Sorry, giving up on "/tmp/the.lock"
[Terminal #1] $ rm -f /tmp/the.lock
[Terminal #1] $
[Terminal #2] $ lockfile -r 0 /tmp/the.lock
[Terminal #2] $
After /tmp/the...
What is the difference between Serialization and Marshaling?
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12 Answers
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How can I launch multiple instances of MonoDevelop on the Mac?
...p on Mac, the command is
open -n /Applications/Xamarin\ Studio.app
EDIT 2:
For Visual Studio for Mac, which has replaced Xamarin Studio, the command is
open -n /Applications/Visual\ Studio.app
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How to find list of possible words from a letter matrix [Boggle Solver]
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Order of serialized fields using JSON.NET
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The supported way is to use the JsonProperty attribute on the class properties that you want t...
How to 'minify' Javascript code
... Production (19KB, Minified and Gzipped) , and the other is Development (120KB, Uncompressed Code) .
9 Answers
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Python: How do I make a subclass from a superclass?
...ven better, the use of Python's built-in function, super() (see the Python 2/Python 3 documentation for it) may be a slightly better method of calling the parent for initialization:
# Better initialize using Parent (less redundant).
#
class MySubClassBetter(MySuperClass):
def __init__(self):
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Python extending with - using super() Python 3 vs Python 2
...super() -> same as super(__class__, self)
so that would be the Python 2 equivalent for new-style classes:
super(CurrentClass, self)
for old-style classes you can always use:
class Classname(OldStyleParent):
def __init__(self, *args, **kwargs):
OldStyleParent.__init__(self, *args...
Favicon not showing up in Google Chrome [duplicate]
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Clear your cache. http://support.google.com/chrome/bin/answer.py?hl=en&answer=95582...