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How to establish a connection pool in JDBC?
... Data Source ");
}
catch(NamingException e)
{
System.err.println("Error looking up Data Source from Factory: "+e.getMessage());
}
(We didn't write this code, it's copied from this documentation.)
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How do I update Ruby Gems from behind a Proxy (ISA-NTLM)
...my Ubuntu box --http-proxy http ://domain\\userid@server:port gives me the error: "invalid argument: --http-proxy ..."; Fortunately, my proxy server didn't require the domain specification and gem worked without it.
– spoulson
Apr 29 '09 at 18:57
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sizeof single struct member in C
... also use it in conditionals throughout your code to prevent buffer length errors and it will be doing simple integer comparisons.
– dave mankoff
Aug 24 '10 at 12:40
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Uncaught ReferenceError: $ is not defined?
...cked" ) This articles describes this one and 4 more common cases when this error occurs.
– Uzbekjon
Feb 14 '13 at 9:46
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Create a “with” block on several context managers? [duplicate]
...a-separated expressions with parentheses results in the report of a syntax error. With the backslash, I get an "E127 continuation line over-indented" warning. I have yet to find a way to use this syntax while suppressing all warnings.
– Darren Ringer
Mar 9 '1...
How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?
...mand-line.
* Consistent with `rmdir()` and `unlink()`, an E_WARNING level error will be generated on failure.
*
* @param string $source absolute path to directory or file to delete.
* @param bool $removeOnlyChildren set to true will only remove content inside directory.
*
* @return bool true...
How to test android referral tracking?
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After lots of trial and error I found that if your Receiver is in a library, you need to omit the . after / -- so the example would look like this: adb shell am broadcast -a com.android.vending.INSTALL_REFERRER -n <your.package>/<full.path...
os.walk without digging into directories below
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Oh i was getting all sort of funny error from that one. ValueError: too many values to unpack
– Setori
Oct 24 '08 at 1:34
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WCF - How to Increase Message Size Quota
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If you're still getting this error message while using the WCF Test Client, it's because the client has a separate MaxBufferSize setting.
To correct the issue:
Right-Click on the Config File node at the bottom of the tree
Select Edit with SvcConfig...
Difference between null and empty (“”) Java String
...:
System.out.println(a.length()); // 0
System.out.println(b.length()); // error; b is not an object
"" is still a string, meaning you can call its methods and get meaningful information. null is an empty variable - there's literally nothing there.
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