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What does tilde-greater-than (~>) mean in Ruby gem dependencies? [duplicate]

... Draco Ater 19.3k88 gold badges5959 silver badges8484 bronze badges answered Mar 2 '11 at 16:43 sepp2ksepp2k ...
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How to test if a dictionary contains a specific key? [duplicate]

What's the cleanest way to test if a dictionary contains a key? 1 Answer 1 ...
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Test a string for a substring [duplicate]

... Sven MarnachSven Marnach 446k100100 gold badges833833 silver badges753753 bronze badges ...
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How to convert list to string [duplicate]

...dited Jul 16 '12 at 15:05 jamylak 104k2222 gold badges206206 silver badges215215 bronze badges answered Apr 11 '11 at 8:52 ...
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How do you calculate program run time in python? [duplicate]

... You might want to take a look at the timeit module: http://docs.python.org/library/timeit.html or the profile module: http://docs.python.org/library/profile.html There are some additionally some nice tutorials here: http://www.doughellmann....
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Count elements with jQuery

... DavidDavid 171k3030 gold badges171171 silver badges238238 bronze badges ...
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jQuery: outer html() [duplicate]

imagine what we have something like this: 4 Answers 4 ...
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How can I print each command before executing? [duplicate]

... set -o xtrace or bash -x myscript.sh This works with standard /bin/sh as well IIRC (it might be a POSIX thing then) And remember, there is bashdb (bash Shell Debugger, release 4.0-0.4) To revert to normal, exit the subshell or set +o xtrace ...
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Run jar file in command prompt [duplicate]

... Bala RBala R 99.2k2222 gold badges178178 silver badges201201 bronze badges ...
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PHP - add item to beginning of associative array [duplicate]

...the beginning of an associative array? For example, say I have an array like this: 5 Answers ...