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What does the double colon (::) mean in CSS?
...asses (like :hover, :first-child, :not etc). It's best to use : for before and after pseudo elements since the single colon has better browser support, namely in earlier IE versions.
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How to implement the factory method pattern in C++ correctly
...d thing is that you can immediately see what coordinate type you're using, and at the same time you don't have to worry about copying. If you want copying, and it's expensive (as proven by profiling, of course), you may wish to use something like Qt's shared classes to avoid copying overhead.
As fo...
Ignoring SSL certificate in Apache HttpClient 4.3
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Tried to apply this on WebSphere and got "java.security.KeyStoreException: IBMTrustManager: Problem accessing trust store java.io.IOException: Invalid keystore format " To avoid you need pass KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType...
How do you design object oriented projects? [closed]
I'm working on a large project (for me) which will have many classes and will need to be extensible, but I'm not sure how to plan out my program and how the classes need to interact.
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How do I change the cursor between Normal and Insert modes in Vim?
...
A popular option to indicate switching to and from Insert mode is
toggling the cursorline option, which is responsible for whether
the current screen line is highlighted (see :help cursorline):
:autocmd InsertEnter,InsertLeave * set cul!
or, alternatively:
:autocmd ...
How to send and retrieve parameters using $state.go toParams and $stateParams?
...ou must not use url when setting up your state. I found the answer on a PR and did some monkeying around to better understand.
$stateProvider.state('toState', {
templateUrl:'wokka.html',
controller:'stateController',
params: {
'referer': 'some default',
'param2': 'some default',
...
How to get a Docker container's IP address from the host
Is there a command I can run to get the container's IP address right from the host after a new container is created?
52 Ans...
var self = this?
Using instance methods as callbacks for event handlers changes the scope of this from "My instance" to "Whatever just called the callback" . So my code looks like this
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How can I see the current value of my $PATH variable on OS X?
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You need to use the command echo $PATH to display the PATH variable or you can just execute set or env to display all of your environment variables.
By typing $PATH you tried to run your PATH variable contents as a command name.
Bash displayed the...
Alternatives to java.lang.reflect.Proxy for creating proxies of abstract classes (rather than interf
...lter(
new MethodFilter() {
@Override
public boolean isHandled(Method method) {
return Modifier.isAbstract(method.getModifiers());
}
}
);
MethodHandler handler = new MethodHandler() {
@Override
public Object invoke(Object self, Method thisMethod, M...