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Why is division in Ruby returning an integer instead of decimal value?
...doing integer division. You can make one of the numbers a Float by adding .0:
9.0 / 5 #=> 1.8
9 / 5.0 #=> 1.8
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Open another application from your own (intent)
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20 Answers
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Can I scroll a ScrollView programmatically in Android?
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ScrollView sv = (ScrollView)findViewById(R.id.scrl);
sv.scrollTo(0, sv.getBottom());
or
sv.scrollTo(5, 10);
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Get key by value in dictionary
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edited Mar 30 at 11:13
Georgy
4,77655 gold badges3838 silver badges4646 bronze badges
answ...
Better to 'try' something and catch the exception or test if it's possible first to avoid an excepti
...t isinstance(s, str) or not s.isdigit():
return None
elif len(s) > 10: #too many digits for int conversion
return None
else:
return int(s)
Better (EAFP: Easier to ask for forgiveness than permission):
try:
return int(s)
except (TypeError, ValueError, OverflowError): #int con...
How to get the first item from an associative PHP array?
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Abhi Beckert
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answered Oct 24 '09 at 6:25
soulmergesoulm...
How can I connect to a Tor hidden service using cURL in PHP?
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102
You need to set option CURLOPT_PROXYTYPE to CURLPROXY_SOCKS5_HOSTNAME, which sadly wasn't defin...
How do I set the size of Emacs' window?
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PHP script - detect whether running under linux or Windows?
...sible Values For: PHP_OS and php_unameDocs:
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
echo 'This is a server using Windows!';
} else {
echo 'This is a server not using Windows!';
}
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How to get a list of user accounts using the command line in MySQL?
...t entry.
– Matthew Scharley
Jul 16 '09 at 4:22
5
How to find the same info without sql query ??
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