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Android : difference between invisible and gone?
...ONE, the view could have been not initialized and you will get some random errors.
For example if you initialize a layout as View.GONE and then you try to start an animation, from my experience I've got my animation working randomly times. Sometimes yes, sometimes no.
So before handling (resizing,...
How to read a text-file resource into Java unit test? [duplicate]
...
CoderCroc
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answered Nov 16 '14 at 20:59
pablo.vixpablo.vix
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Test whether string is a valid integer
...q "$1" ] 2>/dev/null
then
echo "$1 is an integer !!"
else
echo "ERROR: first parameter must be an integer."
echo $USAGE
exit 1
fi
This approach also accounts for negative numbers, which some of the other solutions will have a faulty negative result, and it will allow a prefix of...
Difference between object and class in Scala
....type = Commerce$@6eb2756 scala> classOf[Commerce] <console>:23: error: not found: type Commerce classOf[Commerce] ^ scala> new Commerce <console>:23: error: not found: type Commerce new Commerce ^
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What differences, if any, between C++03 and C++11 can be detected at run-time?
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This returns true for MSVC 2005 onwards, and a compile error in MSVC 2003.
– Anthony Williams
Jun 24 '11 at 20:20
1
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How to implement Enums in Ruby?
...practice test-driven design, which will find not just typos but also logic errors.
– emk
Aug 20 '09 at 20:14
10
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is not JSON serializable
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Now getting error --> 'NoneType' object has no attribute 'concrete_model' ... And using Django 1.4+
– tuna
May 28 '13 at 11:42
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How to get the Full file path from URI
...ine.
– BaiJiFeiLong
Dec 15 '16 at 9:05
194
This answer is actively harmful and does not deserve t...
Explain the encapsulated anonymous function syntax
...// true? false? why?
The above code should actually produce a SyntaxError, since a Block can only contain statements (and the ECMAScript Specification doesn't define any function statement), but most implementations are tolerant, and will simply take the second function, the one which alerts ...
How to automatically start a service when running a docker container?
...at like tail -F
CMD service mysql start && tail -F /var/log/mysql/error.log
This is often preferred when you have a single service running as it makes the outputted log accessible to docker.
Or use foreground command to do this
CMD /usr/bin/mysqld_safe
This works only if there is ...