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What is the best way to ensure only one instance of a Bash script is running? [duplicate]
...m>
##
## This script is licensed under the terms of the MIT license.
## https://opensource.org/licenses/MIT
#
# Lockable script boilerplate
### HEADER ###
LOCKFILE="/var/lock/`basename $0`"
LOCKFD=99
# PRIVATE
_lock() { flock -$1 $LOCKFD; }
_no_more_locking() { _lock u; _lock xn &...
What is the best testing framework to use with Node.js? [closed]
I have looked at the rather long list of testing frameworks at https://github.com/ry/node/wiki/modules#testing . What is the experience with these frameworks?
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What is a higher kinded type in Scala?
...uctural types without too much syntactic overhead (the #λ-style is due to https://stackoverflow.com/users/160378/retronym afaik):
In some hypothetical future version of Scala that supports anonymous type functions, you could shorten that last line from the examples to:
types (informally) String ...
Convert dmesg timestamp to custom date format
...stamp conversion logic & how to enable timestamps when there are none:
https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk92677
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How do I return NotFound() IHttpActionResult with an error message or exception?
... bug for us to consider supporting that action result in a future release:
https://aspnetwebstack.codeplex.com/workitem/list/advanced
One nice thing about action results, though, is that you can always write your own fairly easily if you want to do something slightly different. Here's how you might...
Public free web services for testing soap client [closed]
...
There is a bunch on here:
http://www.webservicex.net/WS/wscatlist.aspx
Just google for "Free WebService" or "Open WebService" and you'll find tons of open SOAP endpoints.
Remember, you can get a WSDL from any ASMX endpoint by adding ?WSDL to the url.
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HttpServletRequest get JSON POST data [duplicate]
...he POST data is encoded as key-value pairs of content type: "application/x-www-form-urlencoded" like when you use a standard HTML form.
If you use a different encoding schema for your post data, as in your case when you post a json data stream, you need to use a custom decoder that can process the ...
How can I capture the right-click event in JavaScript? [duplicate]
... true or false, you can trap right click here by if comparison
}
(http://www.quirksmode.org/js/events_properties.html)
And then use the onmousedown even with the function rightclick() (if you want to use it globally on whole page you can do this <body onmousedown=rightclick(); >
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How to create empty folder in java? [duplicate]
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Looks file you use the .mkdirs() method on a File object: http://www.roseindia.net/java/beginners/java-create-directory.shtml
// Create a directory; all non-existent ancestor directories are
// automatically created
success = (new File("../potentially/long/pathname/without/all/dirs")).mkd...
How to alter a column's data type in a PostgreSQL table?
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See documentation here: http://www.postgresql.org/docs/current/interactive/sql-altertable.html
ALTER TABLE tbl_name ALTER COLUMN col_name TYPE varchar (11);
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