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Checking if a key exists in a JS object
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Use the in operator:
testArray = 'key1' in obj;
Sidenote: What you got there, is actually no jQuery object, but just a plain JavaScript Object.
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Function vs. Stored Procedure in SQL Server
...alMapTable
WHERE nationalValue = @someValue
RETURN @retval
END
What happens here is that the function MyFunction is called for every row in the table MyTable. If MyTable has 1000 rows, then that's another 1000 ad-hoc queries against the database. Similarly, if the function is called when...
Python Logging (function name, file name, line number) using a single file
...g a dict as the RHS of the % operator. "%(foo)s" % bar will be replaced by whatever the value of bar["foo"] is.
Finally, you can use some introspection tricks, similar to those used by pdb that can log more info:
def autolog(message):
"Automatically log the current function details."
impor...
How do I include related model fields using Django Rest Framework?
...de relationships for forward relationships, which in this case isn't quite what you need, since the teachers field is a reverse relationship.
If you've got more complex requirements (eg. include reverse relationships, nest some fields, but not others, or nest only a specific subset of fields) you c...
Mock static methods from multiple class using PowerMock
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curly braces! that's what I was missing.
– sudocoder
Jan 17 '14 at 20:28
2
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Where does PHP store the error log? (php5, apache, fastcgi, cpanel)
... i did not try that but it said the same in the php.ini file so what i did was change the path in the php.ini file and checked to see if it was working and it is. Does it still log all errors although i changed the path to log errors (outside document root) ? thanks phplover
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Shell - Write variable contents to a file
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From what I can tell, cat will always insert a newline at the end of the file, regardless of there not being a newline at the end of the variable (although arguably this is a good thing in most cases). The answer using printf seem...
How to avoid annoying error “declared and not used”
... anyway, thanks for the FAQ! By reading this, I can totally understand for what reasons golang is doing this way.
– A-letubby
Feb 13 '14 at 6:41
22
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Comparison of full text search engine - Lucene, Sphinx, Postgresql, MySQL?
...illions of records in just a couple of milliseconds. You just need to know what you are doing. And Lucene is in java... your point being? There's also .NET port, Lucene.NET btw.
– Razzie
Aug 24 '11 at 6:54
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Java Keytool error after importing certificate , “keytool error: java.io.FileNotFoundException & Acc
...nd only giving the "cacerts" name of the cert instead of the full path was what worked for me.
– risingTide
Dec 20 '18 at 15:55
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