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Convert integer into its character equivalent, where 0 => a, 1 => b, etc
... And when you have no need of extending, maybe more prone to errors? abcede
– Nelson Rothermel
Jun 29 '10 at 22:07
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How can I extract a good quality JPEG image from a video file with ffmpeg?
...r ffprobe console output can tell you if your input is MJPEG:
$ ffprobe -v error -select_streams v:0 -show_entries stream=codec_name -of default=nw=1 input.avi
codec_name=mjpeg
Then you can extract the frames using the mjpeg2jpeg bitstream filter:
$ ffmpeg -i input.avi -codec:v copy -bsf:v mjpeg2jp...
How to avoid the need to specify the WSDL location in a CXF or JAX-WS generated webservice client?
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This solution didn't work for me with CXF 3.1.0. got an error org.apache.cxf.tools.common.toolspec.parser.BadUsageException: Unexpected option: -wsdlLocation
– Chandru
May 26 '15 at 17:03
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Reuse Cucumber steps
...has changed in recent versions of cucumber, which you'll see if you get an error like "WARNING: Using 'Given/When/Then' in step definitions is deprecated, use 'step' to call other steps instead:/path/to/step_definitions/foo_steps.rb:631:in `block in '
". See the cucumber wiki for details.
The gist ...
How accurate is python's time.sleep()?
... delta = end-start
return delta.seconds + delta.microseconds/1000000.
error = sum(abs(check_sleep(0.050)-0.050) for i in xrange(100))*10
print "Average error is %0.2fms" % error
For the record, I get around 0.1ms error on my HTPC and 2ms on my laptop, both linux machines.
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Replace multiple whitespaces with single whitespace in JavaScript string
...hitespaces. Maybe you can help me to understand why. I guess it's a chrome error? Try running my code in chrome console and let me know.
– Roger Gajraj
Sep 13 '15 at 5:05
add ...
Linux, Why can't I write even though I have group permissions?
I want to create a file in a directory owned by the staff group which I am a member of. Why can I not do this?
6 Answers
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How persistent is localStorage?
I'm depending heavily on localStorage for a plugin I'm writing. All the user settings are stored in it. Some settings require the user the write regex'es and they would be sad if their regex rules are gone at some point.
So now I am wondering just how persistent the localStorage is.
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ASP.NET MVC controller actions that return JSON or partial html
...he JsonRequestBehavior.AllowGet; without this MVC was returning a HTTP 500 error (with dataType: json specified on the client).
Add cache: false to the $.ajax call, otherwise you will ultimately get HTTP 304 responses (instead of HTTP 200 responses) and the server will not process your request.
Fina...
android TextView: setting the background color dynamically doesn't work
... The android API is really something, why couldn't it throw an error?
– Tawani
Sep 23 '09 at 17:05
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