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Exploring Docker container's file system
...t I need to understand what's happening inside a container or what files exist in there. One example is downloading images from the docker index - you don't have a clue what the image contains so it's impossible to start the application.
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Is there a way to access method arguments in Ruby?
New to Ruby and ROR and loving it each day, so here is my question since I have not idea how to google it (and I have tried :) )
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Java: Clear the console
Can any body please tell me what code is used for clear screen in Java? For example in C++
14 Answers
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How can I unit test Arduino code?
...upload the code to the Arduino. What tools or libraries can help me with this?
20 Answers
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What is the difference between display: inline and display: inline-block?
What exactly is the difference between the inline and inline-block values of CSS display ?
5 Answers
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Why dict.get(key) instead of dict[key]?
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It allows you to provide a default value if the key is missing:
dictionary.get("bogus", default_value)
returns default_value (whatever you choose it to be), whereas
dictionary["bogus"]
would raise a KeyError.
If omitted, default_value is None, such that
dictionary.ge...
How to make an Android device vibrate?
...nt to make the device vibrate when a certain action occurs. How can I do this?
13 Answers
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Dynamically creating keys in a JavaScript associative array
All the documentation I've found so far is to update keys that are already created:
9 Answers
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What does %~dp0 mean, and how does it work?
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Calling
for /?
in the command-line gives help about this syntax (which can be used outside FOR, too, this is just the place where help can be found).
In addition, substitution of FOR
variable references has been enhanced.
You can now use the following optional
syntax:
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Is it good practice to use the xor operator for boolean checks? [closed]
...or when it makes sense in the context of boolean checks because of its conciseness. I much prefer to write
13 Answers
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