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Are Java static initializers thread safe?
...ava static initializers are thread safe (use your first option).
However, if you want to ensure that the code is executed exactly once you need to make sure that the class is only loaded by a single class-loader. Static initialization is performed once per class-loader.
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What is the difference between declarative and imperative programming? [closed]
...> results = new List<int>();
foreach(var num in collection)
{
if (num % 2 != 0)
results.Add(num);
}
Here, we're saying:
Create a result collection
Step through each number in the collection
Check the number, if it's odd, add it to the results
With declarative programming...
How do I output raw html when using RazorEngine (NOT from MVC)
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If you have a custom base class for your templates, you can code Write method to behave similar to normal MVC template: if the output value is IHtmlString it should not encode it.
Here's the code I'm using in my TemplateBase...
Is there an SQLite equivalent to MySQL's DESCRIBE [table]?
...ood enough, as it only has basic information (for example, it doesn't show if a column is a field of some sort or not). Does SQLite have a way to do this?
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method of iterating over sqlalchemy model's defined columns?
...n't just iterate over the obj.__dict__ since it contains a lot of SA specific items.
8 Answers
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Correct format specifier for double in printf
What is the correct format specifier for double in printf? Is it %f or is it %lf ? I believe it's %f , but I am not sure.
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How to produce a range with step n in bash? (generate a sequence of numbers with increments)
...hat the downvote was due to your answer being generic to 'sh', and not specific to 'bash'. The pure Bash approach {begin end step} performs just a little better.The older 'seq' method's handy on older or smaller-memory systems like busybox. I did upvote both your and TheBonsai's answer. :)
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Chrome Developer Tools: How to find out what is overriding a CSS rule?
Well, this is pretty straightforward. If Chrome's Developer Tools is showing me that a style is overridden, how to see what CSS rule is overriding it?
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How do you get the file size in C#?
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If you have already a file path as input, this is the code you need:
long length = new System.IO.FileInfo(path).Length;
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Sass calculate percent minus px
...ser compatibility on Can I use...
.foo {
height: calc(25% - 5px);
}
If your values are in variables, you may need to use interpolation turn them into strings (otherwise Sass just tries to perform arithmetic):
$a: 25%;
$b: 5px;
.foo {
width: calc(#{$a} - #{$b});
}
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