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How to copy a java.util.List into another java.util.List
...
Note: still not thread safe, if you modify otherList from another thread, then you may want to make that otherList (and even newList) a CopyOnWriteArrayList, for instance -- or use a lock primitive, such as ReentrantReadWriteLock to serialize read/write access to whatever lists are concurrently acc...
How can I delete Docker's images?
...uch case, you can list running containers, stop the relevant container and then remove the image:
docker ps
docker stop <containerid>
docker rm <containerid>
docker rmi <imageid>
If you cannnot find container by docker ps, you can use this to list all already exited containers a...
How do I move a single folder from one Subversion repository to another repository?
... Thanks for the answer. In case anyone needs to know, if you need more then one folder just put a space between them in the include list. Ex. ... include folderOne folderTwo
– Robin Robinson
Jul 16 '09 at 18:40
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How to overlay images
...om.gif" width="32" height="32" alt="Zoom">
</span>
</a>
Then using CSS:
a.gallerypic{
width:140px;
text-decoration:none;
position:relative;
display:block;
border:1px solid #666;
padding:3px;
margin-right:5px;
float:left;
}
a.gallerypic span.zoom-icon{
visibilit...
Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh
...JSP frameworks at their heart) where you can specify whatever you want and then just delegate to a "content" fragment/template for the main content. This means there would be just one file to move the header in.
share
...
AngularJS - Trigger when radio button is selected
..."radio" ng-model="value" value="foo" ng-change='newValue(value)'>
and then, in a controller:
$scope.newValue = function(value) {
console.log(value);
}
Here is the jsFiddle: http://jsfiddle.net/ZPcSe/5/
2) Watching the model for changes. This doesn't require anything special on the inpu...
Why does auto a=1; compile in C?
...pilers still accept it for backward compatibility. If it seems unfamiliar, then you should realise that a related rule is at work in
unsigned d; // actually unsigned int
which is still common in modern code.
C++11 reused the keyword, which few if any C++ programmers were using with the original...
public friend swap member function
...vector
{
void swap(vector&) { /* swap members */ }
};
Naturally, then, our class should too, right? Well, not really. The standard library has all sorts of unnecessary things, and a member swap is one of them. Why? Let's go on.
What we should do is identify what's canonical, and what ou...
Android customized button; changing text color
... in a file at res/drawable folder i.e. res/drawable/button_text_color.xml. Then just set the drawable as text color:
android:textColor="@drawable/button_text_color"
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improve this answer
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How do you make a LinearLayout scrollable?
...w must have a single child.
If you want your full layout to be scrollable then add <ScrollView> at the top. Check the example given below.
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/scroll"
android:layout_width="match_parent"
andro...