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What are the differences between NP, NP-Complete and NP-Hard?
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I assume that you are looking for intuitive definitions, since the technical definitions require quite some time to understand. First of all, let's remember a preliminary needed concept to understand those definitions.
Decision problem: A problem wi...
How to get time in milliseconds since the unix epoch in Javascript? [duplicate]
How can I get the current epoch time in Javascript? Basically the number of milliseconds since midnight, 1970-01-01.
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Get the generated SQL statement from a SqlCommand object?
I have the following code:
23 Answers
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How can I quantify difference between two images?
...f not, you may need to resize or crop them. PIL library will help to do it in Python.
If they are taken with the same settings and the same device, they are probably the same.
Are images well-aligned?
If not, you may want to run cross-correlation first, to find the best alignment first. SciPy has ...
How to get the input from the Tkinter Text Widget?
How to get Tkinter input from the Text widget?
7 Answers
7
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How can I unit test Arduino code?
I'd like to be able to unit test my Arduino code. Ideally, I would be able to run any tests without having to upload the code to the Arduino. What tools or libraries can help me with this?
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PCH File in Xcode 6
In my previous projects, I can find the .pch file under Supporting Files.
6 Answers
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Run MySQLDump without Locking Tables
I want to copy a live production database into my local development database. Is there a way to do this without locking the production database?
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How to convert an image to base64 encoding?
...n you please guide me how can I convert an image from a URL to base64 encoding?
9 Answers
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Differences between hard real-time, soft real-time, and firm real-time?
I have read the definitions for the different notions of real-time , and the examples provided for hard and soft real-time systems make sense to me. But, there is no real explanation or example of a firm real-time system. According to the link above:
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