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How to check if APK is signed or “debug build”?
...nature into our code.
Given:
import android.content.pm.Signature;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
You can implement an isDebuggable method this way:
private static final X500Principal DEBUG_DN = new X500Principal("CN=Android Debug,O=And...
What is a Python egg?
...g has been superseded by Wheel packaging.
Same concept as a .jar file in Java, it is a .zip file with some metadata files renamed .egg, for distributing code as bundles.
Specifically: The Internal Structure of Python Eggs
A "Python egg" is a logical structure embodying the release of a
spec...
Changing names of parameterized tests
... the code for this at:
http://code.google.com/p/migen/source/browse/trunk/java/src/.../LabelledParameterized.java?r=3789
and an example of its use at:
http://code.google.com/p/migen/source/browse/trunk/java/src/.../ServerBuilderTest.java?r=3789
The test description formats nicely in Eclipse whic...
What is the meaning of “POSIX”?
...
@deltaray embrace, extend, and extinguish. MS java (non-standard java.util. java.security, java.io, java.lang, and java.awt), Internet Explorer (almost said 'exploder'), and .NET (yes, I know they have released partial source for .NET, but it's license is restrictive and...
Runnable with a parameter?
... it's been almost 9 years since I originally posted this and to be honest, Java has made a couple improvements since then. I'll leave my original answer below, but there's no need for people to do what is in it. 9 years ago, during code review I would have questioned why they did it and maybe approv...
How to convert a Drawable to a Bitmap?
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note: this causes massive java.lang.OutOfMemoryError with JPG's
– Someone Somewhere
Jun 21 '18 at 12:04
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PSQLException: current transaction is aborted, commands ignored until end of transaction block
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I got this error using Java and PostgreSQL doing an insert on a table. I will illustrate how you can reproduce this error:
org.postgresql.util.PSQLException: ERROR:
current transaction is aborted, commands ignored until end of transaction block
...
How to nicely format floating numbers to String without unnecessary decimal 0?
... I took to mean that int was acceptable (unsigned not actually existing in Java, and no exemplar was problematic), but changing int to long is a trivial fix if the situation is different.
– JasonD
Feb 3 '14 at 14:26
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What should every JavaScript programmer know? [closed]
Is there a set of things that every JavaScript programmer should know to be able to say "I know JavaScript"?
30 Answers
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Print “hello world” every X seconds
...duledExecutorService is even better, though; refer to Brian Goetz et al.'s Java Concurrency in Practice. The latter class has been around for nearly a decade—it's sad that all these other answers overlook it.
– Michael Scheper
Aug 14 '13 at 2:32
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