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How to implement one-to-one, one-to-many and many-to-many relationships while designing tables?
...t one-to-one, one-to-many and many-to-many relationships while designing tables with some examples?
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How To: Execute command line in C#, get STD OUT results
How do I execute a command-line program from C# and get back the STD OUT results? Specifically, I want to execute DIFF on two files that are programmatically selected and write the results to a text box.
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What's the best way to get the last element of an array without deleting it?
...The many answers in this thread present us with many different options. To be able to choose from them I needed to understand their behavior and performance. In this answer I will share my findings with you, benchmarked against PHP versions 5.6.38, 7.2.10 and 7.3.0RC1 (expected Dec 13 2018).
The op...
How to deploy an ASP.NET Application with zero downtime
To deploy a new version of our website we do the following:
11 Answers
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How should I use git diff for long lines?
I'm running git-diff on a file, but the change is at the end of a long line.
15 Answers
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How to convert a Base64 string into a Bitmap image to show it in a ImageView?
I have a Base64 String that represents a BitMap image.
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Sort a list of tuples by 2nd item (integer value) [duplicate]
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Try using the key keyword with sorted().
sorted([('abc', 121),('abc', 231),('abc', 148), ('abc',221)], key=lambda x: x[1])
key should be a function that identifies how to retrieve the comparable element from your data structure. In your case, it is the second element of the...
Expert R users, what's in your .Rprofile? [closed]
I have always found startup profile files of other people both useful and instructive about the language. Moreover, while I have some customization for Bash and Vim , I have nothing for R.
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Interfaces — What's the point?
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The point is that the interface represents a contract. A set of public methods any implementing class has to have. Technically, the interface only governs syntax, i.e. what methods are there, what arguments they get and what they return. Usually they encapsulate semantics as well, although...
Joins are for lazy people?
...r who claimed to me that JOINs (SQL) are useless. This is technically true but he added that using joins is less efficient than making several requests and link tables in the code (C# or Java).
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