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What's the difference between dependencies, devDependencies and peerDependencies in npm package.json
... here:
bundledDependencies which is discussed on the following question: Advantages of bundledDependencies over normal dependencies in NPM
optionalDependencies (mentioned by Aidan Feldman)
devDependencies
dependencies are required to run, devDependencies only to develop, e.g.: unit tests, Coffe...
How does RewriteBase work in .htaccess
...
In my own words, after reading the docs and experimenting:
You can use RewriteBase to provide a base for your rewrites. Consider this
# invoke rewrite engine
RewriteEngine On
RewriteBase /~new/
# add trailing slash if missing
rewriteRu...
Duplicate ID, tag null, or parent id with another fragment for com.google.android.gms.maps.MapFragme
...ontainer, false);
} catch (InflateException e) {
/* map is already there, just return view as it is */
}
return view;
}
For good measure, here's "map.xml" (R.layout.map) with R.id.mapFragment (android:id="@+id/mapFragment"):
<?xml version="1.0" encoding="utf-8"?>
<Lin...
Using a bitmask in C#
...
The traditional way to do this is to use the Flags attribute on an enum:
[Flags]
public enum Names
{
None = 0,
Susan = 1,
Bob = 2,
Karen = 4
}
Then you'd check for a particular name as follows:
Names names = Nam...
Position: absolute and parent height?
...r dimensions cannot alter the dimensions of their parents.
If you really had to achieve this affect while keeping the children as position: absolute, you could do so with JavaScript by finding the height of the absolutely positioned children after they have rendered, and using that to set the heigh...
When would you use a WeakHashMap or a WeakReference?
...gn tool I work on.
Naturally you want to cache these
images, because loading them from disk
is very expensive and you want to
avoid the possibility of having two
copies of the (potentially gigantic)
image in memory at once.
Because an image cache is supposed to
prevent us from rel...
How to unescape HTML character entities in Java?
...
Vivien
4777 bronze badges
answered Jun 15 '09 at 2:43
Kevin HakansonKevin Hakanson
38k2323 gold ba...
Is there a performance impact when calling ToList()?
...start with As do not and will just require some cast or simple operation.
Additional details on List<T>
Here is a little more detail on how List<T> works in case you're interested :)
A List<T> also uses a construct called a dynamic array which needs to be resized on demand, this...
IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
...
Please check my answer here. Basically I just had to :
@Override
protected void onSaveInstanceState(Bundle outState) {
//No call for super(). Bug on API Level > 11.
}
Don't make the call to super() on the saveInstanceState method. This was messing things up...
...
Xcode 6 / Beta 4: using bridging headers with framework targets is unsupported
I just upgraded to Xcode 6 Beta 4 and have a framework that I created for Live Views in Beta 2. Due to another swift bug , I needed to use some Obj-C code. When upgrading though, I get the following error:
...