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When would you use a WeakHashMap or a WeakReference?
...ork 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 reloading imag...
How to create a .NET DateTime from ISO 8601 format
... corrected :) the Z shows up in all my samples (which happen to come from various GPS units and GPX files)
– Reb.Cabin
May 13 '11 at 20:57
...
How to declare global variables in Android?
...class and make it available for your entire application. You can access it from any context using the Context.getApplicationContext() method (Activity also provides a method getApplication() which has the exact same effect). Following is an extremely simplified example, with caveats to follow:
clas...
Understanding implicit in Scala
...t on a method can be marked implicit, which means the values will be taken from the context in which they are called. If there is no implicit value of the right type in scope, it will not compile. Since the implicit value must resolve to a single value and to avoid clashes, it's a good idea to make ...
How to parse the AndroidManifest.xml file inside an .apk package
...e used inside Android app exactly? And can it be used to get manifest data from InputStream (example: APK file exists inside zip file) ?
– android developer
Mar 6 at 7:44
add ...
What are the relationships between Any, AnyVal, AnyRef, Object and how do they map when used in Java
...ition to objects, there are primitives. All objects in Java are descendant from java.lang.Object, but primitives are set apart and, presently*, not extensible by a programmer. Note also that primitives have "operators", not methods.
In Scala, on the other hand, everything is an object, all objects ...
How to parse a string to an int in C++?
...so, because lexical_cast is just a wrapper around stringstream, it suffers from the same problems that stringstream does: poor support for multiple number bases and poor error handling.
The best solution
Fortunately, somebody has already solved all of the above problems. The C standard library con...
Append integer to beginning of list in Python [duplicate]
... @KeminZhou I'd prefer the name "prepend" as it follows naturally from "append" as "push_front" follows naturally from "push_back".
– god of llamas
Nov 15 '16 at 0:29
1
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Read properties file outside JAR file
...e JAR file is. Is there anyway to tell Java to pick up the properties file from that directory ?
7 Answers
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Auto Scale TextView Text to Fit within Bounds
...
From June 2018 Android officially started supporting this feature for Android 4.0 (API level 14) and higher.
Check it out at: Autosizing TextViews
With Android 8.0 (API level 26) and higher:
<?xml version="1.0" encoding...