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Is UML practical? [closed]
...us design and UML oriented courses, and I recognize that UML can be used to benefit a software project, especially use-case mapping, but is it really practical? I've done a few co-op work terms, and it appears that UML is not used heavily in the industry. Is it worth the time during a project ...
How to unit test abstract classes: extend with stubs?
I was wondering how to unit test abstract classes, and classes that extend abstract classes.
14 Answers
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puts vs logger in rails rake tasks
...w(STDOUT)
end
This is Rails 3 code. Note that this will override logging to development.log. If you want both STDOUT and development.log you'll need a wrapper function.
If you'd like this behaviour only in the Rails console, place the same block of code in your ~/.irbrc.
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Why are floating point numbers inaccurate?
Why do some numbers lose accuracy when stored as floating point numbers?
6 Answers
6
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create a trusted self-signed SSL cert for localhost (for use with Express/Node)
Trying to follow various instructions on creating a self-signed cert for use with localhost, Most of the instructions seem to be for IIS, but I'm trying to use Nodejs/Express. None of them work properly because while the cert gets installed, it is not trusted. here's what I've tried that fails:
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Why are there no ++ and -- operators in Python?
Why are there no ++ and -- operators in Python?
19 Answers
19
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SVN best-practices - working in a team
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Encourage frequent commits. Teammates new to version control may feel like they need to keep the code out of the repository until "it works right". Teach everyone to commit early and often to find issues as soon as possible. Instead of holding code 'till it works, ...
How do I make a Git commit in the past?
I'm converting everything over to Git for my own personal use and I found some old versions of a file already in the repository. How do I commit it to the history in the correct order according the file's "date modified" so I have an accurate history of the file?
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Java - escape string to prevent SQL injection
I'm trying to put some anti sql injection in place in java and am finding it very difficult to work with the the "replaceAll" string function. Ultimately I need a function that will convert any existing \ to \\ , any " to \" , any ' to \' , and any \n to \\n so that when the string is e...
Why use the params keyword?
...es:
addTwoEach(new int[] { 1, 2, 3, 4, 5 });
That is, params allows you to use a shortcut when calling the method.
Unrelated, you can drastically shorten your method:
public static int addTwoEach(params int[] args)
{
return args.Sum() + 2 * args.Length;
}
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