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Why does “,,,” == Array(4) in Javascript?

Boot up your interpreter/console and try the comparison 6 Answers 6 ...
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Add hover text without javascript like we hover on a user's reputation

In stackoverflow, when we hover on a user's reputation we see a text. I have seen this at many places and the source code tells me that it can be done without js. And i tried and got only this- ...
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How to check if an intent can be handled from some activity?

I have this method so far , but it came up like something is missing 6 Answers 6 ...
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python numpy machine epsilon

I am trying to understand what is machine epsilon. According to the Wikipedia, it can be calculated as follows: 3 Answers ...
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How does Go update third-party packages?

...ent variable which might contain a colon separated list of directories). You can use go get -u to update existing packages. You can also use go get -u all to update all packages in your GOPATH For larger projects, it might be reasonable to create different GOPATHs for each project, so that updatin...
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JComboBox Selection Change Listener?

... It should respond to ActionListeners, like this: combo.addActionListener (new ActionListener () { public void actionPerformed(ActionEvent e) { doSomething(); } }); @John Calsbeek rightly points out that addItemLi...
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How to go to an error using only the keyboard in Eclipse?

... and I have a problem with the name of the package (or something) and the cursor is on the last line of the text. 4 Answer...
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How to open files relative to home directory

The following fails with Errno::ENOENT: No such file or directory , even if the file exists: 4 Answers ...
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Git diff -w ignore whitespace only at start & end of lines

I love to use git diff -w to ignore whitespace differences. But, I just noticed that it ignores even whitespace differences in the middle of lines. How could I only ignore whitespace differences that come at the start (^) or end ($) of lines? ...
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HTTP header line break style

Which line break style is preferable for use in HTTP headers: \r\n or \n , and why? 3 Answers ...