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What is a 'semantic predicate' in ANTLR?
...ws Exception {
ANTLRStringStream in = new ANTLRStringStream("123, 456, 7 , 89");
NumbersLexer lexer = new NumbersLexer(in);
CommonTokenStream tokens = new CommonTokenStream(lexer);
NumbersParser parser = new NumbersParser(tokens);
parser.parse();
}
}
T...
Proper usage of Java -D command-line parameters
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252
I suspect the problem is that you've put the "-D" after the -jar. Try this:
java -Dtest="true"...
SQL Server indexes - ascending or descending, what difference does it make?
...ex on a column or number of columns in MS SQL Server (I'm using version 2005), you can specify that the index on each column be either ascending or descending. I'm having a hard time understanding why this choice is even here. Using binary sort techniques, wouldn't a lookup be just as fast either wa...
ValueError: invalid literal for int() with base 10: ''
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352
Just for the record:
>>> int('55063.000000')
Traceback (most recent call last):
Fil...
Why is “Set as Startup” option stored in the suo file and not the sln file?
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How to play with Control.Monad.Writer in haskell?
...t:
ghci> let multWithLog = do { a <- logNumber 3; b <- logNumber 5; return (a*b) }
:: Writer [String] Int
(Input actually entered all on one line). Here I've specified the type of multWithLog to be Writer [String] Int. Now I can run it:
ghci> runWriter multWithLog
(15, ["Got numb...
What is the most efficient way to store tags in a database?
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answered Dec 2 '08 at 15:05
Simon ScarfeSimon Scarfe
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How to download/checkout a project from Google Code in Windows?
...erTom Chantler
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An “and” operator for an “if” statement in Bash
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265
What you have should work, unless ${STATUS} is empty. It would probably be better to do:
if ! ...
How to set an environment variable only for the duration of the script?
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125
VAR1=value1 VAR2=value2 myScript args ...
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