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Android Log.v(), Log.d(), Log.i(), Log.w(), Log.e() - When to use each one?

...on error mode, but maybe you recovered from some unexpected behavior. Basically, use this to log stuff you didn't expect to happen but isn't necessarily an error. Kind of like a "hey, this happened, and it's weird, we should look into it." Log.i: Use this to post useful information to the log. For e...
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Remove empty lines in text using Visual Studio

... ^\s+$\n changed to ^\s*$\n allow for (no content) pure line feeds. – Joe Johnston Jan 6 '15 at 16:15 4 ...
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How can I output a UTF-8 CSV in PHP that Excel will read properly?

...l for Mac does not currently support UTF-8 Update, 2017: This is true of all versions of Microsoft Excel for Mac before Office 2016. Newer versions (from Office 365) do now support UTF-8. In order to output UTF-8 content that Excel both on Windows and OS X will be able to successfully read, you w...
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Should I use scipy.pi, numpy.pi, or math.pi?

...gt;> math.pi == np.pi == scipy.pi True So it doesn't matter, they are all the same value. The only reason all three modules provide a pi value is so if you are using just one of the three modules, you can conveniently have access to pi without having to import another module. They're not provi...
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What is Virtual DOM?

Recently, I looked at Facebook's React framework. It uses a concept called "the Virtual DOM," which I didn't really understand. ...
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How to sort my paws?

... Alright! I've finally managed to get something working consistently! This problem pulled me in for several days... Fun stuff! Sorry for the length of this answer, but I need to elaborate a bit on some things... (Though I may set a record for ...
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How to update attributes without validation

...a.attributes({ ... }).save(false) instead. Or if you don't care (or want) callbacks to be run, checkout update_column. – Joshua Pinter Dec 10 '12 at 2:45 27 ...
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Revert to a commit by a SHA hash in Git? [duplicate]

...ample, I want to revert to a commit six commits behind the head, reverting all the changes in the intermediary commits in between. ...
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https URL with token parameter : how secure is it?

...ased on their private information (given through a form). We would like to allow them to get back on their simulation results later, but without forcing them to create a login/password account. ...
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How can I eliminate slow resolving/loading of localhost/virtualhost (a 2-3 second lag) on Mac OS X L

... I had the exact same problem and it was driving me crazy! Put all your hosts file entries for localhost into one line like so: 127.0.0.1 localhost myproject.dev myotherproject.dev ::1 localhost fe80::1%lo0 localhost Worked like a charm for me. Seems like a bug in Lion. ...