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Why are C# 4 optional parameters defined on interface not enforced on implementing class?

...methods optional. Are you suggesting that the right thing to do is for the compiler to force the developer to find every implementation of that interface method, and make the parameter optional as well? Suppose we did that. Now suppose the developer did not have the source code for the implementati...
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Java: using switch statement with enum under subclass

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Any way to force strict mode in node?

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How to force child div to be 100% of parent div's height without specifying parent's height?

...or the Flexbox standard. For a modern approach, see: https://stackoverflow.com/a/23300532/1155721 I suggest you take a look at Equal Height Columns with Cross-Browser CSS and No Hacks. Basically, doing this with CSS in a browser compatible way is not trivial (but trivial with tables) so find you...
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Tell Ruby Program to Wait some amount of time

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HTML5 Local storage vs. Session storage

...there's a broader discussion that you may find helpful here: stackoverflow.com/questions/19867599/… – Ed Sykes Apr 27 '14 at 11:51 13 ...
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Capture HTML Canvas as gif/jpg/png/pdf?

... var img = canvas.toDataURL("image/jpeg"); am getting the background as complete black. How to rectify that – gauti Dec 23 '13 at 14:55 190 ...
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How to pass the password to su/sudo/ssh without overriding the TTY?

...l want their passwords in console input (the TTY) rather than stdin or the command line. 21 Answers ...
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Is there a way to cache GitHub credentials for pushing commits?

...ntial helpers. (Thanks to dazonic for pointing out this new feature in the comments below.) With Git 1.7.9 or later, you can just use one of the following credential helpers: git config --global credential.helper cache ... which tells Git to keep your password cached in memory for (by default) 1...
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IntelliJ: Viewing diff of all changed files between local and a git commit/branch

...ersion with all the capabilities of the IntelliJ code editor (refactoring, completion, etc). 6 Answers ...