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How do I find out if first character of a string is a number?

... Re: "you must first be sure that the string isn't empty" - true and more then that - you must also make sure its not null as if it is all the displayed methods will throw exceptions. You can either directly check ( e.g. ((null!=s) && Character.isDigit(s.charAt(0)) ) ) or use tricks li...
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How to make a Python script run like a service or daemon in Linux

...he daemon handles the job of launching it in the background. You can read more at Wikipedia. There is a variety of different cron daemons, but your GNU/Linux system should have it already installed. Use some kind of python approach (a library, for example) for your script to be able to daemonize i...
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Can an array be top-level JSON-text?

...as getting horribly confused. The json.org description doesn't mention the more restrictive concept of "json-text" at all, and the RFC's kind of vague about its significance. – mrec Feb 15 '13 at 17:46 ...
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fetch from origin with deleted remote branches?

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Cannot kill Python script with Ctrl-C

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The data-toggle attributes in Twitter Bootstrap

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Need to handle uncaught exception and send log file

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How do I ignore files in Subversion?

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How can I convert a string to upper- or lower-case with XSLT?

... For XSLT 1.0 you'd have to add more to the smallcase/uppercase variables or use an extension function. – Jon W Feb 25 '09 at 15:09 1 ...
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Android layout replacing a view with another view on run time

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