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“unrecognized selector sent to instance” error in Objective-C
... exactly right. Was following the Stanford iOS class on iTunesU when this happened. Thanks again for your answer!
– Marshall Alsup
Jul 10 '12 at 7:11
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Why is it not possible to extend annotations in Java?
...m. And this would be a fairly unique type system, so you could not simply apply an OO type paradigm.
Think through all the issues when you introduce polymorphism and inheritance to an annotation (e.g. what happens when sub-annotation changes meta-annotation specs such as retention?)
And all thi...
Git commit with no commit message
...; for more, read "A Note About Git Commit Messages".
If you open Terminal.app, cd to your project directory, and git commit -am '', you will see that it fails because an empty commit message is not allowed. Newer versions of git have the
--allow-empty-message commandline argument, including the ver...
android asynctask sending callbacks to ui [duplicate]
... article which, I think, is a better way to go for developing your Android apps with asynchronous operations.
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Databinding an enum property to a ComboBox in WPF
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This worked fabulously in my Universal app, and was very easy to implement. Thank you!
– Nathan Strutz
Nov 9 '17 at 21:03
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What do 'statically linked' and 'dynamically linked' mean?
...es responsible for the dreaded "DLL hell" that some people mention in that applications can be broken if you replace a dynamically linked library with one that's not compatible (developers who do this should expect to be hunted down and punished severely, by the way).
As an example, let's look at...
Best way to get identity of inserted row?
...situation, you want to use the OUTPUT clause. If you want something else, apply the effort to read and understand bdukes response.
– jerry
Feb 15 '12 at 15:48
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SVN: Is there a way to mark a file as “do not commit”?
.../mike/dev/trunk
IGNORE_FILES="\
foo/pom.xml \
foo/src/gwt/App.gwt.xml \
foo/src/main/java/gwt/Common.gwt.xml \
foo/src/main/resources/context/datasource/local.xml \
foo/src/main/resources/context/environment/local.xml"
for i in $IGNORE_FILES; do mv $DIR/$i $...
Why is auto_ptr being deprecated?
...wnership of *ap, leaving ap set to a nullptr, and the problem is that can happen too easily, without the programmer having thought through its safety.
For example, if a class/struct has a std::auto_ptr member, then making a copy of an instance will release the pointer from the instance being copied...
How to get share counts using graph API
... use graph api. If you either call:
http://graph.facebook.com/http://www.apple.com
or
http://graph.facebook.com/?id=http://www.apple.com
both will return:
{
"id": "http://www.apple.com",
"shares": 1146997
}
But the number shown is the sum of:
number of likes of this URL
number of sh...