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Why isn't SQL ANSI-92 standard better adopted over ANSI-89?
...ere was no difference in optimization or performance of SQL-89 versus SQL-92 style joins. One can assume that most RDBMS engines transform the syntax into an internal representation before optimizing or executing the query, so the human-readable syntax makes no difference.
I also try to evangelize...
Return index of greatest value in an array
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12 Answers
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Index (zero based) must be greater than or equal to zero
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192
Your second String.Format uses {2} as a placeholder but you're only passing in one argument, so ...
Count the number of occurrences of a string in a VARCHAR field?
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answered Sep 10 '12 at 2:56
yannisyannis
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How to have an auto incrementing version number (Visual Studio)? [duplicate]
...tribute to end with an asterisk, for example:
[assembly: AssemblyVersion("2.10.*")]
Visual studio will increment the final number for you according to these rules (thanks galets, I had that completely wrong!)
To reference this version in code, so you can display it to the user, you use reflectio...
What is the benefit of using $() instead of backticks in shell scripts?
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An example, though somewhat contrived:
deps=$(find /dir -name $(ls -1tr 201112[0-9][0-9]*.txt | tail -1l) -print)
which will give you a list of all files in the /dir directory tree which have the same name as the earliest dated text file from December 2011 (a).
Another example would be somethi...
Python memoising/deferred lookup property decorator
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For all sorts of great utilities I'm using boltons.
As part of that library you have cachedprop...
How to find out which processes are using swap space in Linux?
...sing
81M of swap, but it also reports my system as a whole is using only 2M
of swap. Therefore, I will not add a similar Swap column to htop
because I don't know a reliable way to get this information (actually,
I don't think it's possible to get an exact number, because of shared
pages).
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Invalid date format specification in gemspec
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edited Feb 19 '12 at 21:27
answered Sep 3 '11 at 3:22
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adding multiple entries to a HashMap at once in one statement
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262
You can use the Double Brace Initialization as shown below:
Map<String, Integer> hashMap...