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What is the best algorithm for overriding GetHashCode?
... in a lot of places throughout the .NET base class libraries. Implementing it properly is especially important to find items quickly in a collection or when determining equality.
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Why does Boolean.ToString output “True” and not “true”
Is there a valid reason for it being "True" and not "true"? It breaks when writing XML as XML's boolean type is lower case , and also isn't compatible with C#'s true/false (not sure about CLS though).
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Why do some claim that Java's implementation of generics is bad?
I've occasionally heard that with generics, Java didn't get it right. (nearest reference, here )
13 Answers
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How to set default value for form field in Symfony2?
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Can be use during the creation easily with :
->add('myfield', 'text', array(
'label' => 'Field',
'empty_data' => 'Default value'
))
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i...
What are allowed characters in cookies?
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this one's a quickie:
You might think it should be, but really it's not at all!
What are the allowed characters in both cookie name and value?
According to the ancient Netscape cookie_spec the entire NAME=VALUE string is:
a sequence of characters exclud...
What is the 'new' keyword in JavaScript?
The new keyword in JavaScript can be quite confusing when it is first encountered, as people tend to think that JavaScript is not an object-oriented programming language.
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Is it possible to cache POST methods in HTTP?
With very simple caching semantics: if the parameters are the same (and the URL is the same, of course), then it's a hit. Is that possible? Recommended?
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Reset CSS display property to default value
Is it possible to override the display property with its default value? For example if I have set it to none in one style, and I want to override it in a different with its default.
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Loop through an array in JavaScript
... of beneficial array methods, one of them, the Array.prototype.forEach and it gives us a concise way to iterate over an array:
const array = ["one", "two", "three"]
array.forEach(function (item, index) {
console.log(item, index);
});
Being almost ten years as the time of writing that the...