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Technically, why are processes in Erlang more efficient than OS threads?
...erating system. That's really what's wrong with programming languages like Java and C++. It's threads aren't in the programming language, threads are something in the operating system – and they inherit all the problems that they have in the operating system. One of the problems is granularity of ...
Is there an online name demangler for C++? [closed]
...n the output with the names demangled.
@Update: It now demangles MSVC and Java symbols also.
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Interface/enum listing standard mime-type constants
... am looking among the standard libraries (like apache commons, jax, jboss, javax) for an interface or enum that lists the values of all the standard mime-type (aka content-type).
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Choose File Dialog [closed]
...:id="@+id/list"></ListView>
</LinearLayout>
FolderLayout.java
package com.testsample.activity;
public class FolderLayout extends LinearLayout implements OnItemClickListener {
Context context;
IFolderItemListener folderListener;
private List<String> item =...
Why is the JVM stack-based and the Dalvik VM register-based?
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There are a few attributes of a stack-based VM that fit in well with Java's design goals:
A stack-based design makes very few
assumptions about the target
hardware (registers, CPU features),
so it's easy to implement a VM on a
wide variety of hardware.
Since the operands for instructions
are...
JavaFX Application Icon
Is it possible to change the application icon using JavaFX, or does it have to be done using Swing?
17 Answers
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Convert an array of primitive longs into a List of Longs
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I found it convenient to do using apache commons lang ArrayUtils (JavaDoc, Maven dependency)
import org.apache.commons.lang3.ArrayUtils;
...
long[] input = someAPI.getSomeLongs();
Long[] inputBoxed = ArrayUtils.toObject(input);
List<Long> inputAsList = Arrays.asList(inputBoxed);
it...
Scala Programming for Android
...n some basic Android applications in Scala, nothing too epic. Not being a Java programmer I was suggested to use a "treeshake", I was explained by a friend that this strips out all the unnecessary libraries from the jar files.
I have not documented it, but I found that someone else already has:
h...
Regex to match only letters
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this page suggests only java, .net, perl, jgsoft, XML and XPath regexes support \p{L}. But major omissions: python and ruby (though python has the regex module).
– Philip Potter
Sep 1 '10 at 12:16
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Programmatically update widget from activity/service/receiver
...ution in Kotlin:
val intent = Intent(this, MyAppWidgetProvider::class.java)
intent.action = AppWidgetManager.ACTION_APPWIDGET_UPDATE
val ids = AppWidgetManager.getInstance(application).getAppWidgetIds(ComponentName(getApplicationContext(),MyAppWidgetProvider::class.java!!)