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Why does flowing off the end of a non-void function without returning a value not produce a compiler
Ever since I realized many years ago, that this doesn't produce an error by default (in GCC at least), I've always wondered why?
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How to have Emacs auto-refresh all buffers when files have changed on disk?
...from disk in one fell swoop, instead of having to do each one individually by reloading the file?
3 Answers
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How to prevent a dialog from closing when a button is clicked
...omatically closed when I click on the "no" button. How can I disable this? By the way, I have used PositiveButton and NegativeButton for the button on dialog.
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How to access full source of old commit in BitBucket?
...s that there is no way to do that. Fortunately, that's not entirely true.
By navigating on BitBucket project pages, I found no link to download an arbitrary version. There are links to download specific tags, in the format:
https://bitbucket.org/owner/repository/get/v0.1.2.tar.gz
But by tweaking...
Alternatives to JavaScript
...y well suited to DOM manipulation.
The real problem is that it's compiled by the browser, and that means it works in a very different way depending on the client.
Not only is the actual DOM different depending on the browser, but there's a massive difference in performance and layout.
Edit foll...
How to use a filter in a controller?
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The answer by @pkozlowski.opensource is better than this because it reduces "magic strings". One benefit - what if this was in a much more complex controller and you failed to unit test the filter being used? You wouldn't notice the err...
Is there a way to collapse all code blocks in Eclipse?
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There is a hotkey, mapped by default to Ctrl+Shift+NUM_KEYPAD_DIVIDE.
You can change it to something else via Window -> Preferences, search for "Keys", then for "Collapse All".
To open all code blocks the shortcut is Ctrl+Shift+NUM_KEYPAD_MULTIPL...
Rails 4 Authenticity Token
I was working on a new Rails 4 app (on Ruby 2.0.0-p0) when I ran into some authenticity token problems.
13 Answers
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Rename a git submodule
...pping (like status and diff) behave strangely.
Let "git mv" help here by not only moving the submodule's work tree but also updating the "submodule.<submodule name>.path" setting from the .gitmodules file and stage both.
This doesn't happen when no .gitmodules file is found and only iss...
How is the default max Java heap size determined?
...FlagsFinal -version | grep HeapSize
I believe the resulting output is in bytes.
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