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In Docker, what's the difference between a container and an image? [duplicate]
What's the difference between a container and an image in Docker? In the Get started with Docker tutorial these terms are both used, but I do not understand the difference.
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Current time in microseconds in java
On a Unix system, is there a way to get a timestamp with microsecond level accuracy in Java? Something like C's gettimeofday function.
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Drop rows with all zeros in pandas data frame
I can use pandas dropna() functionality to remove rows with some or all columns set as NA 's. Is there an equivalent function for dropping rows with all columns having value 0?
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How to generate random number in Bash?
How to generate a random number within a range in Bash?
17 Answers
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Xcode/Simulator: How to run older iOS version?
I'm thinking of upgrading to iOS SDK 4.2. But what I'm wondering is if I'll still be able to run the simulator as iOS 3.2. This is because I'm creating iAds for iPad but I still want to check if my program will run with iOS 3.2.
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What is the difference between .yaml and .yml extension? [duplicate]
...y understood the main difference between them. I saw there are someone using .yaml extension, however, Symfony2 use .yml extension.
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Difference between single and double quotes in Bash
In Bash, what are the differences between single quotes ( '' ) and double quotes ( "" )?
6 Answers
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How do I set default values for functions parameters in Matlab?
Is it possible to have default arguments in Matlab? For instance, here:
16 Answers
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Checking for a null int value from a Java ResultSet
In Java I'm trying to test for a null value, from a ResultSet, where the column is being cast to a primitive int type.
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Reflection: How to Invoke Method with parameters
I am trying to invoke a method via reflection with parameters and I get:
10 Answers
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