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How to forward declare a C++ template class?
...n successfully compiles and run. Are you sure about what you are claiming? Can you provide a quote from the standard?
– olek stolar
Aug 14 at 16:56
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How do I update zsh to the latest version?
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If you have Homebrew installed, you can do this.
# check the zsh info
brew info zsh
# install zsh
brew install --without-etcdir zsh
# add shell path
sudo vim /etc/shells
# add the following line into the very end of the file(/etc/shells)
/usr/local/bin/zsh
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Understanding the ngRepeat 'track by' expression
...by expression of ng-repeat in angularjs works. The documentation is very scarce: http://docs.angularjs.org/api/ng/directive/ngRepeat
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jQuery .hasClass() vs .is()
...result:
http://jsperf.com/hasclass-vs-is-so
The is is multi-purpose, you can for example do is('.class'), is(':checked'), etc which means is has more to do where is hasClass is limited which only checks for a class being set or not.
Hence, hasClass should be faster if performance at any level is y...
How to make git-diff and git log ignore new and deleted files?
...amed files. When doing git diff or git-log I'd like to omit them, so I can better spot the modifications.
3 Answers
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how to add records to has_many :through association in rails
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I think you can simply do this:
@cust = Customer.new(params[:customer])
@cust.houses << House.find(params[:house_id])
Or when creating a new house for a customer:
@cust = Customer.new(params[:customer])
@cust.houses.create(...
How to change variables value while debugging with LLDB in Xcode?
In Xcode, GDB allows you to change local variables while debugging (see how to change NSString value while debugging in XCode? ). Does LLDB offer a similar functionality? If so, how can we use it?
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Conda: Installing / upgrading directly from github
Can I install/upgrade packages from GitHub using conda ?
4 Answers
4
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jQuery: keyPress Backspace won't fire?
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it's the case. Keyup fires backspace, keypress doesn't -> weird. is there a chance to also check if two keys are pressed like cmd-c, or cmd-v, or cmd-a
– matt
Jan 14 '11 at 11:28
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AngularJS : What is a factory?
...ello, World!";
};
});
//factory style, more involved but more sophisticated
myApp.factory('helloWorldFromFactory', function() {
return {
sayHello: function() {
return "Hello, World!";
}
};
});
//provider style, full blown, configurable version
myApp.pro...