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error: ‘NULL’ was not declared in this scope
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NULL is not a keyword. It's an identifier defined in some standard headers. You can include
#include <cstddef>
To have it in scope, including some other basics, like std::size_t.
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Can I list-initialize a vector of move-only type?
...gspot.com/2013/09/…). The idea is to determine lvalue/rvalue at run-time and then call move or copy-construction. in<T> will detect rvalue/lvalue even though the standard interface provided by initializer_list is const reference.
– Sumant
Sep 24 '13 at ...
Is there any way to check if iOS app is in background?
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Thank you — and for additional clarity it's [[UIApplication sharedApplication] applicationState] == UIApplicationStateBackground.
– podperson
Jun 5 '12 at 16:01
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Can you give a Django app a verbose name for use throughout the admin?
In the same way that you can give fields and models verbose names that appear in the Django admin, can you give an app a custom name?
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Get all attributes of an element using jQuery
I am trying to go through an element and get all the attributes of that element to output them, for example an tag may have 3 or more attributes, unknown to me and I need to get the names and values of these attributes. I was thinking something along the lines of:
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How to filter by object property in angularJS
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I'm not sure to understand. If you want to choose the polarity to filter, you can pass a scope variable instead of a plain text : filter:{polarity:polarityToFilter} where $scope.polarityToFilter is filled by a click on one of the three buttons. Is ...
find() with nil when there are no records
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Yes, just do:
Challenge.find_by_id(10)
For Rails 4 and 5:
Challenge.find_by(id: 10)
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Open Source Java Profilers [closed]
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The VisualVM profiler is a stand-alone version of the one in NetBeans. It is a VERY good start.
– Thorbjørn Ravn Andersen
Jun 4 '09 at 6:06
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Archive the artifacts in Jenkins
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Your understanding is correct, an artifact in the Jenkins sense is the result of a build - the intended output of the build process.
A common convention is to put the result of a build into a build, target or bin directory.
The Jenkin...
Angularjs ng-model doesn't work inside ng-if
...ope properties directly, as pointed out in the example: $scope.obj = {...} and ng-model="obj.someProperty" overcomes this limitation.
– wulftone
Oct 22 '14 at 22:23
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