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What is the difference between a 'closure' and a 'lambda'?

... A lambda is just an anonymous function - a function defined with no name. In some languages, such as Scheme, they are equivalent to named functions. In fact, the function definition is re-written as binding a lambda to a variable internally. In other languages, like Python, there are s...
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“register” keyword in C?

What does the register keyword do in C language? I have read that it is used for optimizing but is not clearly defined in any standard. Is it still relevant and if so, when would you use it? ...
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JavaScript OR (||) variable assignment explanation

... See short-circuit evaluation for the explanation. It's a common way of implementing these operators; it is not unique to JavaScript. share | ...
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Good or bad practice? Initializing objects in getter

I have a strange habit it seems... according to my co-worker at least. We've been working on a small project together. The way I wrote the classes is (simplified example): ...
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Implementing INotifyPropertyChanged - does a better way exist?

...ke in the automatic properties, just specify {get; set; notify;} I think it makes a lot of sense to do it. Or are there any complications to do it? ...
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Effects of the extern keyword on C functions

...when defining extern int f(); in a single file forces you to implement it outside of the file's scope. However I found out that both: ...
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Do HttpClient and HttpClientHandler have to be disposed between requests?

...dispose of HttpClient. Many people who are intimately involved in the way it works have stated this. See Darrel Miller's blog post and a related SO post: HttpClient crawling results in memory leak for reference. I'd also strongly suggest that you read the HttpClient chapter from Designing Evolvab...
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In C#, what happens when you call an extension method on a null object?

Does the method get called with a null value or does it give a null reference exception? 7 Answers ...
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Is it possible to use JS to open an HTML select to show its option list? [duplicate]

Is it possible to use JavaScript to open an HTML select to show its option list? 11 Answers ...
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Benefits of using the conditional ?: (ternary) operator

What are the benefits and drawbacks of the ?: operator as opposed to the standard if-else statement. The obvious ones being: ...