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How to prevent browser page caching in Rails
...se.headers["Pragma"] = "no-cache"
response.headers["Expires"] = "Mon, 01 Jan 1990 00:00:00 GMT"
end
end
Rails 4 and older versions:
class ApplicationController < ActionController::Base
before_filter :set_cache_headers
private
def set_cache_headers
response.headers["Cache-Con...
SQL standard to escape column names?
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Quotation Mark "
The SQL:1999 standard specifies that double quote (") (QUOTATION MARK) is used to delimit identifiers.
<delimited identifier> ::= <double quote> <delimited identifier body> <double quote>
Oracle, PostgreSQL...
Difference between JAX-WS, Axis2 and CXF
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144
The JAX-WS implementation built into the JDK really is just the basic soap stuff. If you need...
Windows batch: formatted date into variable
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17 Answers
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How to recursively find the latest modified file in a directory?
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21 Answers
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Appending an element to the end of a list in Scala
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List(1,2,3) :+ 4
Results in List[Int] = List(1, 2, 3, 4)
Note that this operation has a complexity of O(n). If you need this operation frequently, or for long lists, consider using another data type (e.g. a ListBuffer).
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How to redirect output of an already running process [duplicate]
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136
See Redirecting Output from a Running Process.
Firstly I run the command cat > foo1 in ...
Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
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Error: Could not create the Java Virtual Machine Mac OSX Mavericks
I just installed the latest Java SDK 7-67 from Oracle on the Mac 10.9.4. I then ran the command java -v in Terminal and I get this message:
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