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When to use Task.Delay, when to use Thread.Sleep?
...ot be a paramount concern with these methods. Their primary real-world use is as retry timers for I/O operations, which are on the order of seconds rather than milliseconds.
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When NOT to use yield (return) [duplicate]
... use of yield will be limiting, unnecessary, get me into trouble, or otherwise should be avoided?
It's a good idea to think carefully about your use of "yield return" when dealing with recursively defined structures. For example, I often see this:
public static IEnumerable<T> PreorderTraver...
Cleaner way to do a null check in C#? [duplicate]
Suppose, I have this interface,
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How can I check if an element exists in the visible DOM?
How do you test an element for existence without the use of the getElementById method?
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Choosing a Java Web Framework now? [closed]
we are in the planning stage of migrating a large website which is built on a custom developed mvc framework to a java based web framework which provides built-in support for ajax, rich media content, mashup, templates based layout, validation, maximum html/java code separation. Grails looked like a...
Pros and Cons of SQLite and Shared Preferences [closed]
What is the good mechanism to store information among SQLite database and Shared Preferences?
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Is it sometimes bad to use ?
Is it sometimes bad to use <BR/> tags?
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How to uninstall a Windows Service when there is no executable for it left on the system?
How do I uninstall a Windows Service when there is no executable for it left on the system? I can not run installutil -u since there is not executable left on the system. I can still see an entry for the service in the Services console.
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What is the $? (dollar question mark) variable in shell scripting? [duplicate]
... learn shell scripting, and I need to understand someone else's code. What is the $? variable hold? I can't Google search the answer because they block punctuation characters.
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How to tell Jackson to ignore a field during serialization if its value is null?
...figured to ignore a field value during serialization if that field's value is null.
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